B-1.1, r. 2 - Construction Code

Full text
1.06. In this Division, “prefabricated building” means any building all of whose sections or panels are manufactured.
O.C. 953-2000, s. 6; O.C. 961-2002, s. 4; O.C. 293-2008, s. 1; O.C. 939-2009, s. 2; O.C. 858-2012, s. 4; O.C. 347-2015, s. 1.
1.06. The Code is amended in Division B of Volume 1,
(0.1)  by replacing “9” in Sentence (3) of Article 1.2.1.1. by “11””;
(1)  in Table 1.3.1.2. of Article 1.3.1.2.,
(a) by replacing the reference:

| ANSI/ | 62-2001 | Ventilation for Acceptable | 6.2.2.1.(1) |
| ASHRAE | | Indoor Air Quality | |
by the following reference:

| ANSI/ | 62.1-2004 | Ventilation for Acceptable | 6.2.2.1.(2) |
| ASHRAE | | Indoor Air Quality | |
”;
(a.1) by inserting the following reference:

| ANSI/ | 1060-2011 | Performance Rating of Air-to- | 6.2.2.8.(7) |
| AHRI | | Air Exchangers for Energy | |
| | | Recovery Ventilation Equipment | |
”;
(b) by inserting the following reference:

| BNQ | NQ 5710-500/2000 | Gaz médicaux ininflammables | 3.7.3.1.(1) |
| | | - Réseaux de distribution des | |
| | | établissements fournissant des | |
| | | services de santé - | |
| | | caractéristiques et méthodes | |
| | | d’essais | |
after the reference:

| AWPA | M4-02 | Care of Preservative-Treated | 4.2.3.2.(2) |
| | | Wood Products | Table 5.10.1.1. |
”;
(b.1) by replacing the reference:

|CAN/CSA | A-440-00 | Windous | 5.10.1.1.(3) |
| | | | Table 5.10.1.1. |
| | | | 9.7.2.1.(1) |
| | | | 9.7.2.1.(2) |
| | | | 9.7.6.1.(1) | ”;
by the following reference:

|CAN/CSA | A-440-00 | Windows | 5.10.1.1.(3) |
| | | | Table 5.10.1.1. |
| | | | 9.7.2.1.(1) |
| | | | 9.7.6.1.(1) |
| | | | 11.2.2.4.(2) |
”;
(b.2) by inserting the following reference:

|CAN/CSA | A-440.2-09/ | Fenestration energy | 11.2.2.4.(1) |
| | A-440.3-09 | performance/User guide to | |
| | | CSA A440.2-09, Fenestration | |
| | | energy performance | |
”;
(c) by replacing the reference:

| CSA | B44-00 | Safety Code for Elevators | 3.2.6.7.(2) |
| | | | 3.5.2.1.(1) |
| | | | 3.5.2.1.(2) |
| | | | 3.5.2.1.(3) |
| | | | 3.5.4.2.(1) |
| | | | Table 4.1.5.12. |
by the following reference:

| CSA | B44-00(2) | Safety Code for Elevators | 3.2.6.7.(2) |
| | | | 3.5.2.1.(1) |
| | | | 3.5.2.1.(2) |
| | | | 3.5.2.1.(3) |
| | | | 3.5.4.2.(1) |
| | | | Table 4.1.5.12. |
”;
(chapter1) by replacing the reference:

| CSA | CAN/CSA- | Installation Code for | 6.3.1.4.(1) |
| | B72-M87 | Lightning Protection Systems | |
by the following reference:

| CSA | CAN/CSA- | Installation Code for | 1.2.2.4.(9) [A] |
| | B72-M87 | Lightning Protection Systems | |
(d) by replacing the reference:

| CSA | CAN/ | Emergency Electrical Power | 3.2.7.5.(1) |
| | CSA-C282-00 | Supply for Buildings | |
by the following reference:

| CSA | CAN/ | Emergency Electrical Power | 3.2.7.5.(1) |
| | CSA-C282-05 | Supply for Buildings | |
”;
(d.1) by replacing the reference:

|CAN/CSA | C439-00 | Standard laboratory methods of | 9.32.3.10.(4) |
| | | test for rating the performance | 9.32.3.10.(5) |
| | | of heat/energy-recovery | |
| | | ventilators | |
by the following reference:

|CAN/CSA | C439-09 | Standard laboratory methods of | 6.2.2.8.(7) |
| | | test for rating the performance | 9.32.3.3.(2) |
| | | of heat/energy-recovery | 9.32.3.10.(4) |
| | | ventilators | 9.32.3.10.(5) |
”;
(e) by inserting the following reference:

| CSA | CAN/ | Health and Safety Code for | 3.5.5.1.(1) |
| | CSA-Z91-02 | Suspended Equipment Operations | |
after the reference:

| CSA | CAN/ | Electrical Safety and Electrical | 3.2.7.3.(4) |
| | CSA-Z32-04 | Systems in Health Care Facilities| 3.2.7.6.(1) |
”;
(f) by inserting the following reference:

| CSA | CAN3-Z271-F98 | Safety Code for Suspended | 3.5.5.1.(1) |
| | | Elevating Platforms | |
after the reference:

| CSA | Z240.10.1-94 | Site Preparation, Foundation, | 9.15.1.3.(1) |
| | | and Anchorage of Mobile Homes | 9.23.6.3.(1) |
”;
(g) by striking out the following reference:

| CSA | CAN/ | Nonflammable Medical Gas | 3.7.3.1.(1) |
| | CSA-Z305.1-92 | Piping Systems | |
”;
(h) by adding the following after note (1):
“(2) Reference to the edition in force under Chapter IV.”;
(2)  by adding the following in the Table of Contents after Subsection 3.5.4. of Part 3 of Division B:
“3.5.5. Window Cleaning System”;
(3)  by replacing Article 3.1.2.5. by the following:
“3.1.2.5. Residential Board and Care Occupancies
(1) Except as permitted by Sentences (2) to (4), every residential board and care occupancy with sleeping accommodation for not more than 30 persons is permitted, despite the provisions on care or detention occupancies, to be built in compliance with the residential occupancy requirements provided
(a) the building height is not more than 3 storeys,
(b) the residential board and care occupancy is sprinklered throughout (see Article 3.2.2.18.), and
(c) each sleeping room has an addressable photoelectric smoke detector installed in conformance with Sentence 3.2.4.11.(2).
(2) Every residential board and care occupancy with sleeping accommodation for not more than 16 persons is permitted, despite the provisions on care or detention occupancies, to be built in compliance with the residential occupancy requirements provided
(a) the residential board and care occupancy is located on the first storey of a residential occupancy building that is not more than 3 storeys in building height and has one exit opening directly to the exterior at ground level,
(b) where a fire alarm system is not required under Clause 3.2.4.1.(2)(i), photoelectric smoke alarms are installed in each corridor on each storey and in each sleeping room in conformance with the standards in Article 3.2.4.20. provided
(i) they are interconnected and connected to visual signal devices that allow personnel assigned to the sleeping rooms to see from where the smoke alarm is triggered, and
(ii) they are connected to the fire department or a private monitoring station,
(c) the basement, if it is designed for the persons lodged in the occupancy,
(i) has one exit opening directly to the exterior, and
(ii) does not have sleeping rooms, and
(d) each sleeping room door has a hold-open device designed to keep the door open at different positions, installed in conformance with Sentence 3.1.8.12.(5), unless the sleeping rooms are located in fire compartments conforming to the requirements of Sentences 3.3.3.5.(2) to 3.3.3.5.(8).
(3) Every residential board and care occupancy with sleeping accommodation for not more than 10 persons is permitted, despite the provisions on care or detention occupancies, to be built in compliance with the residential occupancy requirements provided
(a) the building not more than 2 storeys in building height consists of one dwelling unit,
(b) each storey designed to receive persons lodged in the occupancy is served by 2 means of egress,
(i) one opening directly to the exterior, and
(ii) the other leading to another floor area separated from adjoining spaces by a fire separation,
(c) photoelectric smoke alarms are installed in each corridor on each storey and in each sleeping room in conformance with the standards in Article 3.2.4.20. provided
(i) they are interconnected and connected to visual signal devices that allow personnel assigned to the sleeping rooms to see from where the smoke alarm is triggered, and
(ii) they are connected to the fire department or a private monitoring station, and
(d) emergency lighting is provided in all means of egress in conformance with Articles 3.2.7.3. and 3.2.7.4.
(4) Every convalescent home or children’s custodial home with sleeping accommodation for not more than 10 persons is permitted, despite the provisions on care or detention occupancies, to be built in compliance with the residential occupancy requirements provided
(a) the persons lodged in the occupancy are ambulatory,
(b) the occupants live in a building constituting a dwelling unit, and
(c) each storey designed to receive persons lodged in the occupancy has 2 means of egress,
(i) one opening directly to the exterior, and
(ii) the other leading to another floor area separated from adjoining spaces by a fire separation.”;
(4)  in Article 3.1.4.3.,
(a) by replacing the part of Sentence (1) that precedes Clause (a) by the following:
“(1) Electrical wires and cables, telecommunication wires and cables and optical fibre cables installed in a building permitted to be of combustible construction shall”;
(b) by replacing Subclause (i) of Clause (b) of Sentence (1) by the following:
“(i) a totally enclosed noncombustible raceway; a combustible raceway is permitted to be used provided it does not penetrate a fire separation for which a fire-resistance rating is required (see Appendix A),”;
(c) by adding the following after Sentence (1):
“(2) In the case of a telecommunication cable located within a building, the requirements of Sentence (1) apply to the part of the cable exceeding 3 m, as measured from its point of entry into the building.”;
(5)  in Article 3.1.5.6., by adding the following after Sentence (1):
“(2) Continuous wood nailing elements for covering a roof or a bead-type copper wall are permitted in a building required to be of noncombustible construction provided they are installed directly on Type X gypsum board that is at least 15.9 mm thick.”;
(6)  in Article 3.1.5.12., by replacing Clause (e) of Sentence (2) by the following:
“(e) any thermal barrier other than foamed plastic insulation that meets the requirements of classification B when tested in conformance with ULC standard CAN4-S124-M, “Test for the Evaluation of Protective Coverings for Foamed Plastic” (see Appendix A).”;
(7)  in Article 3.1.5.16., by replacing Sentence (2) by the following:
“(2) The use of combustible piping is permitted
(a) for water supply, if the piping has an outside diameter not more than 30 mm, and
(b) for sprinklers in a sprinklered floor area in a building required to be of noncombustible construction (see also Article 3.2.5.14.).”;
(8)  by replacing Article 3.1.5.18. by the following:
“3.1.5.18. Wires and Cables
(1) Except as permitted by Article 3.1.5.19., electrical wires and cables, telecommunication wires and cables and optical fibre cables with combustible insulation, jackets or sheathes are permitted in a building required to be of noncombustible construction provided
(a) the wires and cables exhibit a vertical char of not more than 1.5 m when tested in conformance with the Vertical Flame Test - Cables in Cabletrough in Clause 4.11.4 of CSA C22.2 No. 0.3, “Test Methods for Electrical Wires and Cables”,
(b) the wires and cables are located in
(i) totally enclosed noncombustible raceways (see A-3.1.4.3.(1)(b)(i)),
(ii) totally enclosed nonmetallic raceways conforming to Article 3.1.5.20.,
(iii) masonry walls,
(iv) concrete slabs, or
(v) a service room separated from the remainder of the building by a fire separation having a fire-resistance rating not less than 1 h,
(c) the wires and cables are communication cables used at the service entry to a building and are not more than 3 m long, or
(d) the wires and cables
(i) do not convey flame or continue to burn for more than 1 min when tested in conformance with the Vertical Flame Test in Clause 4.11.1 of CSA C22.2 No. 0.3, “Test Methods for Electrical Wires and Cables”,
(ii) are located in concealed spaces within walls.
(See Appendix A.)
(2) The requirement in Clause (1)(a) is considered to be met if the wires and cables exhibit a flame-spread of not more than 1.5 m, a smoke density of not more than 0.5 at peak optical density and a smoke density not more than 0.15 at average optical density when tested in conformance with the Flame and Smoke Test described in Table 1 of Appendix A to CSA C22.2 No. 0.3, “Test Methods for Electrical Wires and Cables” (FT6 Rating).”;
(9)  in Article 3.1.5.20., by replacing “optical fibre cables and electrical wires and cables” in Sentence (1) by “electrical wires and cables, telecommunication wires and cables and optical fibre cables”;
(9.1)  by replacing “d’au plus 45 min” in Clause (b) of Sentence (1) of Article 3.1.8.10 of the French text by “de plus de 45 min””;
(10)  in Article 3.1.8.11., by adding the following after Clause (d) of Sentence (2):
“(e) a sleeping room in a residential board and care occupancy referred to in Article 3.1.2.5. and a public corridor or a room adjoining the sleeping room when it is sprinklered or located in a fire compartment built in conformance with Sentences 3.3.3.5. (2) to 3.3.3.5. (8).”;
(11)  in Article 3.1.8.12.,
(a) by replacing “and (4)” in Sentence (1) by “, (4) and (5)”;
(b) by adding the following after Sentence (4):
“(5) A hold-open device permitted by Sentence (1), installed on doors serving sleeping rooms in a residential board and care occupancy referred to in Sentence 3.1.2.5.(2), shall de designed to release upon a signal from a smoke detector or a smoke alarm.”;
(12)  in Article 3.1.9.1., by inserting “telecommunication wires and cables” after “electrical wires and cables” in Sentences (1) and (2);
(13)  in Article 3.1.9.3.,
(a) by inserting “, telecommunication wires and cables” after “electrical wires and cables” in Sentence (1);
(b) by replacing Sentences (2) and (3) by the following:
“(2) Except as permitted by Sentence (3), electrical wires or cables, single or grouped, telecommunication wires and cables and optical fibre cables that are not installed in totally enclosed noncombustible raceways and the wire, cable or group of wires has an outside diameter of not more than 30 mm are permitted to
(a) penetrate a fire separation required to have a fire-resistance rating without being incorporated in the separation at the time of testing as required by Article 3.1.9.2, provided the combustible insulation, jackets or sheathes are in conformance with Clause 3.1.5.18.(1)(a),
(b) penetrate a vertical fire separation required to have a fire-resistance rating, provided the combustible insulation, jackets or sheathes are in conformance with Clause 3.1.5.18.(1)(d), or
(c) penetrate without passing through a horizontal fire separation required to have a fire-resistance rating, provided the combustible insulation, jackets or sheathes are in conformance with Clause 3.1.5.18.(1)(d).
(3) Totally enclosed nonmetallic raceways conforming to Article 3.1.5.20. and single conductor metal sheathed cables with combustible jacketting more than 30 mm in overall outside diameter are permitted to penetrate a fire separation required to have a fire-resistance rating without being incorporated in the separation at the time of testing as required by Article 3.1.9.2.”;
(14)  in Article 3.1.9.4.,
(a) by replacing the title “Combustible Piping Penetrations” by “Combustible Duct and Piping Penetrations”;
(b) by replacing Sentence (2) by the following:
“(2) Combustible water distribution piping that has an outside diameter not more than 30 mm is permitted
(a) to penetrate a vertical fire separation that is required to have a fire-resistance rating without being incorporated in the assembly at the time of testing as required by Article 3.1.9.2., provided the piping is sealed in conformance with Clause 3.1.9.1.(1)(a), or
(b) to be embedded in a concrete floor slab that is required to have a fire-resistance rating without being incorporated in the slab at the time of testing as required by Article 3.1.9.2., if the concrete thickness between the combustible raceway and the bottom of the slab is not less than 50 mm.”;
(c) by replacing the part of Sentence (4) preceding Clause (a) by the following:
“(4) Combustible drain, waste, vent and central vacuum cleaning system piping or a bathroom exhaust duct is permitted to penetrate a fire separation required to have a fire-resistance rating or a membrane that forms part of an assembly required to have a fire-resistance rating, provided”;
(d) by striking out “and” at the end of Clause (a) of Sentence (4);
(e) by adding the following after Clause (b) of Sentence (4):
“(c) the vacuum cleaning system piping or the bathroom exhaust duct is serving only one dwelling unit.”;
(15)  in Article 3.1.10.7., by replacing Sentence (2) by the following:
“(2) If buildings are separated by a firewall, combustible projections on the exterior of one building, including balconies, platforms, canopies, eave projections and stairs, that extend outward beyond the end of the firewall shall not be permitted within 1.2 m of the centreline of the firewall. (See Article 3.2.3.6.)”;
(16)  in Article 3.1.17.1.,
(a) by adding the following in Table 3.1.17.1. under the column Type of Use of Floor Area or Part Thereof, at the end of the list Assembly uses:
“arcades
libraries, museums and skating rinks
gymnasiums and physical fitness
facilities
swimming pools
dance floors
exhibition halls and interpretation
centres”;
(b) by adding the following values in the Table under the column Area per person m2, opposite
arcades: “1.85”
libraries, museums and skating rinks:
“3.00”
gymnasiums and physical fitness
facilities: “9.30”
swimming pools: “(2)”
dance floors: “0.40”
exhibition halls and interpretation
centres: “3.00”;
(c) by replacing notes (2) and (3) after the Table by the following:
“(2) The occupant load in a swimming pool is obtained by allowing 1.40 m2 of water area per person in the part of the pool where the depth is 1.40 m or less, and 2.20 m2 in the other part.
(3) See Clause 3.1.17.1(1)(b).
(4) See Note A-3.3. ”;
(17)  in Article 3.2.2.18.,
(a) by striking out “3.2.2.22.” in Sentence (1);
(b) by replacing Sentence (2) by the following:
“(2) In a building having more than one major occupancy, if a storey or a floor area is required to have an automatic sprinkler system installed throughout in accordance with Article 3.1.2.5., Articles 3.2.2.20. to 3.2.2.83. or Section 3.3., the automatic sprinkler system shall also be installed throughout all lower storeys in the building notwithstanding permission in Articles 3.2.2.20. to 3.2.2.83. (See Appendix A.)”;
(18)  by replacing Article 3.2.2.22. by the following:
“3.2.2.22. Group A, Division 1, One Storey
(1) A building classified as Group A, Division 1 is permitted to conform to Sentence (2) provided
(a) the building height is 1 storey,
(b) no part of an auditorium floor is more than 5 m above or below grade,
(c) the occupancy of any space above or below the auditorium is a subsidiary occupancy, and
(d) the occupant load of the auditorium floor is not more than 300.
(2) The building is permitted to be of combustible construction if
(a) floor assemblies are fire separations with a fire-resistance rating not less than 45 min,
(b) mezzanines have, if of combustible construction, a fire-resistance rating not less than 45 min,
(c) the roof has a fire-resistance rating not less than 45 min if it is not completely sprinklered or non-combustible,
(d) loadbearing walls, columns and arches supporting an assembly having a fire-resistance rating that meets one of the following requirements:
(i) they have a fire-resistance rating not less than 45 min, or
(ii) they are of noncombustible construction, and
(e) loadbearing walls, columns and arches supporting a fire separation have a fire-resistance rating not less than that required for the fire separation.”;
(19)  by replacing Article 3.2.3.6. by the following:
“3.2.3.6. Combustible Projections
(1) Except for a building containing one or 2 dwelling units only, combustible projections on the exterior of a wall that could expose an adjacent building to fire spread and are more than 1 m above ground level, including balconies, platforms, canopies, eave projections and stairs, shall not be permitted within 1.2 m, calculated horizontally, of
(a) a property line,
(b) the centreline of a public way,
(c) any imaginary line used to determine the limiting distance between 2 buildings located on the same property.”;
(20)  in Article 3.2.3.20., by replacing Sentence (1) by the following:
“(1) An underground walkway shall not be designed or used for any purpose other than pedestrian travel unless.
(a) the walkway is sprinklered,
(b) the occupancies are limited to major occupancies in Groups D and E, a restaurant or a licensed beverage establishment, and
(c) the walkway and spaces occupied by the occupancies in Clause (b) are in conformance with the requirements of this Code regarding floor areas and occupancy separation.
(See Sentence 3.8.1.2.(5) that contains requirements regarding accessibility.)”;
(21)  in Article 3.2.4.1., by replacing Clauses (d) and (i) of Sentence (2) by the following:
“(d) an occupant load more than 150, in the case of a Group A, Division 1 building, or 300 in other cases, except in open air seating areas,
(i) a residential occupancy or a residential board and care occupancy referred to in Article 3.1.2.5. with sleeping accommodation for more than 10 persons,”;
(22)  in Article 3.2.4.8.,
(a) by inserting “stair and” before “shaft” in Clause (c) of Sentence (2);
(b) by adding the following after Clause (g) of Sentence (2):
“(h) walkway having an occupancy permitted by Sentence 3.2.3.20.(1).”;
(23)  in Article 3.2.4.10.,
(a) by striking out “and” after “shafts,” in Clause (e) of Sentence (2);
(b) by adding the following after Clause (f) of Sentence (2):
“(g) rooms or premises not intended for the public of a building classified as Group A, Division 1 major occupancy,”;
(c) by adding the following after Sentence (3):
“(4) Fire detectors installed in rooms referred to in Clause (2)(g) shall be maximum fixed temperature and rate-of-rise heat detectors.”;
(24)  in Article 3.2.4.11., by inserting “and a residential board and care occupancy referred to in Article 3.1.2.5.” after “care or detention occupancy” in Sentence (2);
(25)  in Article 3.2.4.17., by adding the following after Sentence (4):
“(5) Visual signal devices connected to the alarm system shall be installed in each dwelling unit and in each sleeping room in a residential occupancy.”;
(26)  in Article 3.2.4.18., by replacing Sentence (4) by the following:
“(4) The fire alarm signal sound pressure level shall be not more than 95 dBA measured at a distance of 3 m from each audible signal device.”;
(27)  in Article 3.2.4.20., by replacing Sentence (1) by the following:
“(1) Smoke alarms conforming to CAN/ULC-S531, “Smoke-Alarms”, shall be installed in each dwelling unit and in each sleeping room not within a dwelling unit, except a sleeping room in
(a) a care or detention occupancy required to have a fire alarm system, or
(b) a residential board and care occupancy referred to in Article 3.1.2.5. in which each sleeping room has a smoke detector.”;
(28)  in Article 3.2.5.9., by adding the following after Sentence (6):
“(7) The connection of a standpipe system to the potable water system shall be protected against back-siphonage or back pressure backflow in conformance with Chapter III of the Construction Code.”;
(29)  in Article 3.2.5.13.,
(a) by replacing Sentences (2) and (3) by the following:
“(2) Instead of the requirements of Sentence (1), NFPA 13R, “Installation of Sprinkler Systems in Residential Occupancies up to and Including Four Stories in Height”, is permitted to be used for the design, construction, installation and testing of an automatic sprinkler system if the system protects
(a) a residential occupancy not more than 4 storeys in building height conforming to Article 3.2.2.42., 3.2.2.43., 3.2.2.45. or 3.2.2.48., or
(b) a residential board and care occupancy referred to in Article 3.1.2.5. with sleeping accommodation for not more than 16 persons.
(3) NFPA 13D, “Installation of Sprinkler Systems in One-and Two-Family Dwelling Units and Manufactured Homes”, is permitted to be applied instead of the standard in Sentence (1) for the design, construction, installation and testing of an automatic sprinkler system if the system protects
(a) a residential occupancy containing not more than 2 dwelling units,
(b) a residential board and care occupancy referred to in Article 3.1.2.5. in which the occupants reside in a building having only one dwelling unit with sleeping accommodation for not more than 10 persons, or
(c) a building not more than 2 storeys in building height and not more than 2 dwelling units in which
(i) the dwelling unit on the first storey is used as residential board and care occupancy referred to in Article 3.1.2.5. with sleeping accommodation for not more than 10 persons,
(ii) the basement is designed only for the installation of mechanical or maintenance equipment for the building or for storage rooms for the occupants, and
(iii) the water supply capacity for the sprinkler system is not less than 30 min.”;
(b) by adding the following after Sentence (8):
“(9) the connection of a sprinkler system to a potable water system shall be protected against back-siphonage or back pressure backflow in conformance with Chapter III of the Construction Code.”;
(30)  in Article 3.2.5.15., by adding “(see Appendix A)” after “catwalks” in Sentence (1);
(31)  in Article 3.2.6.5., by replacing Clause (a) of Sentence (6) by the following:
“(a) installed in service spaces that do not contain other combustible material and separated from the remainder of the building by a fire separation having a fire-resistance rating not less than 1 h, or”;
(32)  by replacing Article 3.2.6.9. by the following:
“3.2.6.9. Protection of Electrical Conductors
(1) Electrical conductors used in connection with fire alarm systems and safety equipment described in Articles 3.2.6.2. to 3.2.6.8. shall be protected against fire exposure from the source of power supply to the branch circuits serving the system or equipment in conformance with Sentence (3).
(2) Electrical conductors connecting an alarm and control facility to the fire alarm control unit that are in different fire compartments shall be protected against fire exposure in conformance with Sentence (3).
(3) Conductors referred to in Sentences (1) and (2) shall be
(a) installed in a service space that does not contain other combustible material and separated from the remainder of the building by a fire separation having a fire-resistance rating not less than 1 h, or
(b) protected against fire exposure to ensure operation of the system or equipment for not less than 1 h; the protection shall be determined following testing in conformance with CAN/ULC-S101, “Fire Endurance Tests of Building Construction and Materials”.”;
(33)  in Article 3.2.8.1., by adding the following after Sentence (3):
“(4) In a building of Group C major occupancy, the public corridor shall not be in an interconnected floor space and shall not penetrate an interconnected floor space to reach an exit.”;
(34)  in Article 3.2.8.2., by inserting “stairways that do not serve as exit,” before “escalators” in Sentence (5);
(35)  in Article 3.3.1.5., by inserting “and indoor ranges having an occupant load not more than 10 persons” after “dwelling units” in Sentence (1);
(36)  in Article 3.3.1.12., by replacing Sentence (3) by the following:
“(3) Movable partitions used to separate a public corridor from an assembly occupancy, a business and personal services occupancy, a mercantile occupancy or a low hazard industrial occupancy need not conform to Sentence (1) and Sentences 3.3.1.11.(1) and (2), provided the partitions are not located in the only means of egress. (See Appendix A.)”;
(37)  in Article 3.3.1.13., by replacing Sentence (2) by the following:
“(2) A door in an access to exit shall be readily openable in travelling to an exit without requiring keys, special devices or specialized knowledge of the door opening mechanism, except that this requirement does not apply to
(a) a door serving a contained use area or an impeded egress zone, provided the locking devices conform to Sentence (6), and
(b) a door located in a corridor serving a patient’s sleeping room in a facility operating a residential and long-term care centre within the meaning of section 83 of the Act respecting health services and social services (chapter S-4.2) if the door has an electromagnetic lock installed in conformance with Sentence 3.4.6.15.(4).”;
(38)  in Article 3.3.1.14.,
(a) by replacing Sentence (1) by the following:
“1) Except as provided by Sentences (2) and (3) of Article 3.3.4.7. and Subsection 3.3.2., ramps and stairways that do not serve as exits shall conform to the dimensions, guards, handrail, risers number and slip-resistance requirements for exit ramps and stairways stated in Sentence 3.4.3.2.(8) and Articles 3.4.3.4. and 3.4.6.1. to 3.4.6.8.”;
(b) by adding the following after Sentence (2):
“3) An interior stairway of less than 3 risers is permitted provided
(a) the stair is not less than 900 mm wide,
(b) the stair has a covering that contrasts with the landings covering or is permanently lit when the lighting is filtered and occupants are on the premises, and
(c) a handrail is installed on each side.”;
(39)  by replacing Article 3.3.1.16. by the following:
“3.3.1.16. Curved or Spiral Stairs
(1) Except as permitted by Sentence (2), a curved or spiral stair is permitted in a stairway not required as an exit under Section 3.4. provided
(a) each tread has a minimum run not less than 150 mm and an average run not less than 200 mm, and
(b) risers are in conformance with Sentence 3.4.6.7.(2).
(2) A curved or spiral stair is permitted in a stairway not accessible to the public, that is not required as an exit under Section 3.4. and that is located within a dwelling unit or in part of a floor area of a Group C, D, E or F, Division 2 or 3 occupancy provided
(a) it serves not more than 2 consecutive floor areas and not more than 6 persons,
b) it has a clear width not less than 860 mm if it is adjacent to walls and not less than 760 mm in other cases,
(c) it has a run equal to not less than 225 mm measured at 500 mm from the end of the narrowest tread,
(d) risers are uniform between 125 and 200 mm, and
(e) the stairway between 2 storeys turns in the same direction.”;
(40)  in Article 3.3.2.4.,
(a) by replacing “Sentence (4)” in Sentence (3) by “Sentences (4) and (5)”;
(b) by adding the following after Sentence (4):
“(5) The requirements of Sentence (3) for fixed seats with backs do not apply if
(a) each row has an unobstructed passage with minimum width of 400 mm required by Clause (1)(c) plus 6.1 mm for each additional seat above 16 seats in the row, and
(b) the travel distance is not more than 45 m measured along the path of travel from any seat to an exit or to an egress doorway.”;
(41)  by striking out Article 3.3.2.14.;
(42)  in Article 3.3.3.1., by replacing Sentence (1) by the following:
“(1) This Subsection applies to care or detention occupancies other than a residential board and care occupancy built in conformance with Article 3.1.2.5. (See Appendix A.)”;
(43)  by adding the following after Article 3.3.4.7.:
“3.3.4.8. Height of Door Sills and Window Sills
(1) Windows and doors with sills located at more than 600 mm above the floor, another floor level or a landing shall be conform to Articles 9.6.4.1. and 9.7.1.5.”;
(44)  in Article 3.3.5.4., by replacing “The” in Sentence (5) by “Except as permitted by Clause 3.8.2.2.(4)(c), the”;
(45)  by adding the following after Article 3.3.5.9.:
“3.3.5.10. Flat Roofs for Heliports
(1) A flat roof used for landing a helicopter shall comply with the requirements of Articles 2.13.1.1. to 2.13.2.2. of the NFC.”;
(46)  in Article 3.4.2.1.,
(a) by replacing Sentence (2) by the following:
“(2) Every floor area or part of a floor area located at not more than 1 storey above or below the first storey is permitted to be served by one exit, provided
(a) the occupant load having access to the exit is not more than 60,
(b) the exit leads directly to the exterior and is separate from any other exit serving the other storeys,
(c) the floor area or part of the floor area and the travel distance are not more than the values in Table 3.4.2.1.A. if the floor area is not sprinklered throughout, and
(d) if the floor area is sprinklered throughout,
(i) the travel distance is not more than 25 m,
(ii) the floor area or part of the floor area is not more than the value in Table 3.4.2.1.B.
(See Appendix A.)”;
(b) by striking out “from a floor area classified as Group B or Group C occupancy” in Sentence (3);
(47)  in Article 3.4.4.4., by inserting “telecommunication wires and cables,” in Clause (b) of Sentence (1) after “electrical wires and cables,”;
(48)  in Article 3.4.6.2., by replacing “3.3.2.14.(1)” in Sentence (1) by “3.3.1.14.(3)”;
(49)  in Article 3.4.6.15.,
(a) by replacing Clauses (e) and (g) of Sentence (4) by the following:
“(e) except as permitted by Sentence (5), the locking device is permitted to be released by
(i) a force of not more than 90 N applied to the door opening hardware that initiates an irreversible process that will release the locking device within 15 s and not relock until the door has been opened; or
(ii) in the case of a building or part of a building used by a facility operating a residential and long-term care centre, by a manual pull station installed within 0.5 m of each door equipped with such a mechanism and on which the following notice is written, in letters at least 15 mm high with lines at least 3 mm wide, in contrasting colours:
In case of fire, the door may be opened by activating the manual pull station located
(left or right depending on the location of the station);
(g) the exit door, equipped with the unlocking device described in Sub-clause 3.4.6.15.(4)(e)(i), has a permanent sign in letters at least 15 mm high with lines at least 3 mm wide, in contrasting colours, indicating that the locking device will release within 15 s of applying pressure to the door-opening hardware.”;
(b) by replacing Sentence (5) by the following:
“(5) The release of the unlocking device in Subclause (4)(e)(i) may be delayed not more than 3 s within the 15 s for the opening of the door provided a visual sign informs the occupants that they must push on the door-opening hardware for not less than 3 s.
(6) The lock installed on the principal entrance door of a building of residential occupancy containing more than one suite shall have a device
(a) permitting its automatic unlocking when an alarm signal is triggered, and
(b) designed to leave the door unlocked during the entire time the alarm signal is sounding in the building.
(7) Door hardware for the operation of the doors referred to in this Section shall be installed at a height not more than 1,200 mm above the finished floor.”;
(50)  in Article 3.5.1.1., by replacing “and dumbwaiters” in Sentence (1) by “, dumbwaiters and window cleaning systems”;
(51)  in Article 3.5.2.1., by adding the following after Sentence (3):
“(4) Every passenger elevator shall have a voice synthesizer announcing the storeys served installed in conformance with Appendix E of CAN/CSA-B44, “Safety Code for Elevators”.”;
(52)  in Article 3.5.4.1.,
(a) by replacing “If” in Sentence (1) by “Except as permitted by Sentence (3), if”;
(b) by adding the following after Sentence (2):
“(3) An elevator serving a building not more than 3 storeys and not more than 600 m2 is permitted to have dimensions that are less than the dimensions in Sentence (1) without being less than the dimensions required in Appendix E of CAN/CSA-B44, “Safety Code for Elevators”, provided it
(a) serves an occupancy other than a Group B, Division 2 occupancy, and
(b) is not described to in Article 3.3.1.7.”;
(53)  by adding the following Subsection after Article 3.5.4.2.:
“3.5.5. Window Cleaning Systems
3.5.5.1. Referenced Standards
(1) Every window cleaning system shall conform to
(a) CAN/CSA-Z91, “Health and Safety Code for Suspended Equipment Operations”, and
(b) CAN3-Z271, “Safety Code for Suspended Elevating Platforms”.”;
(54)  in Article 3.6.3.4., by replacing Clause (b) of Sentence (1) by the following:
“(b) the individual fire compartments shall not have individual fans that exhaust directly into the exhaust duct, except if the fans have a connection that extends upward at least 500 mm into the exhaust duct.”;
(55)  in Article 3.6.4.3., by replacing Subclause (ii) of Clause (a) of Sentence (1) by the following:
“(ii) electrical wires and cables, telecommunication wires and cables and optical fibre cables that exhibit a vertical char not more than 1.5 m when tested in conformance with the Vertical Flame Test in Article 4.11.4. of CSA-C22.2 No. 0.3, “Test Methods for Electrical Wires and Cables”, or that meet the conditions in Sentence 3.1.5.18. (2),”;
(56)  in Article 3.7.2.2.,
(a) by striking out Sentence (2);
(b) by replacing “Except as permitted by Sentence (2), if” in Sentence (3) by “If”;
(c) by replacing Sentence (4) by the following:
“(4) A single water closet shall be permitted to be installed for both sexes if
(a) the occupant load determined for one of the occupancies described in Sentence (6), (10), (12), (13), (14) or (16) is not more than 10,
(b) the total area used for an art gallery or a Group E occupancy is not more than 250 m2,
(c) the occupant load in a facility where courses are given or in a restaurant is not more than 25, or
(d) the number of children in a day care centre is not more than 15.”;
(d) by adding the following after Sentence (16):
“(17) Except as permitted by Section 3.8., the required water closets shall be located
(a) at not more than one storey above or below the storey containing the persons who require the fixtures, or
(b) at such a distance that no person shall be required to walk more than 60 m to reach the facilities in the case of a restaurant or a licensed beverage establishment.”;
(57)  in Article 3.7.2.7., by adding the following after Sentence (1):
“(2) A cemented or paved floor or part of floor that is below ground level shall have a floor drain in its lower part or shall drain towards such a floor drain.
(3) A paved garage attached or adjacent to a building shall be equipped with a sump or retention pit used as a floor drain.”;
(58)  by replacing Article 3.7.3.1. by the following:
“3.7.3.1. Medical Gas Piping
(1) A non-flammable medical gas piping system shall be installed in conformance with NQ 5710-500, “Gaz médicaux ininflammables - Réseaux de distribution des établissements fournissant des services de santé - caractéristiques et méthodes d’essais”.”;
(59)  in Article 3.8.1.1.,
(a) by replacing Clause (a) of Sentence (1) by the following:
“(a) houses, including semi-detached houses, duplexes, triplexes, town houses, row houses, boarding houses and rooming houses with not more than 10 rooms,”;
(b) by replacing “buildings” in Clause (c) of Sentence (1) by “industrial occupancies”;
(60)  in Article 3.8.1.2., by replacing Sentence (1) by the following:
“(1) In addition to the barrier-free entrances required by Sentence (2), not less than 50% of the pedestrian entrances, including the principal entrance, except service entrances, shall be barrier-free and shall lead from
(a) the outdoors at sidewalk level, or
(b) a ramp that conforms to Article 3.8.3.4. and leads from a sidewalk.”;
(61)  in Article 3.8.1.3., by replacing Sentence (1) by the following:
“(1) Except as required elsewhere in this Part or as permitted by Article 3.8.3.3. pertaining to doorways, any barrier-free path of travel shall
(a) have an unobstructed width of not less than 920 mm, and
(b) have a manoeuvring area of 1,500 mm in diameter on each side of any door opening onto a suite referred to in Article 3.8.2.4.”;
(62)  in Article 3.8.1.4., by inserting “and be located not more than 45 m from the escalator” after “level” at the end of Sentence (1);
(63)  in Article 3.8.1.5., by striking out “, that are intended to be operated by the occupant and are located in or adjacent to a barrier-free path of travel” in Sentence (1);
(64)  in Article 3.8.2.1.,
(a) by replacing “or other platform-equipped passenger-elevating device” in Sentence (1) by “platform-equipped passenger-elevating device or ramps that shall conform to Clause 3.4.6.6.(1)(a)”;
(b) by replacing Clause (g) of Sentence (2) by the following:
“(g) to floor levels not served by a passenger elevator, a platform-equipped passenger-elevating device, an escalator, an inclined moving walk or a ramp that shall conform to Clause 3.4.6.6.(1)(a),”;
(c) by replacing Clause (k) of Sentence (2) by the following:
“(k) within a suite of residential occupancy not referred to in Article 3.8.2.4.,”;
(65)  in Article 3.8.2.2.,
(a) by striking out “(See Appendix A.)” at the end of Sentence (1);
(b) by replacing Sentence (3) by the following:
“(3) If a barrier-free path of travel is required for a parking area of 25 spaces or more, at least 1% of the parking spaces, with a minimum of one space, shall
(a) conform to Sentence (4), and
(b) be located, in the parking area, as near as possible to the closest barrier-free entrance of the building.
(4) Each barrier-free parking space shall
(a) have a width not less than 2,400 mm,
(b) have a side aisle not less than 1,500 mm, parallel to the entire length of the space, indicated by contrasting marking; the aisle is permitted to be shared by 2 parking spaces, and
(c) have a clear height of not less than 2,300 mm at the pull-up space and along the vehicle access and egress routes in the case of an indoor parking area.
(5) An exterior passenger loading zone shall have
(a) an access aisle not less than 1,500 mm wide and 6,000 mm long, adjacent and parallel to the vehicle pull-up space,
(b) a curb ramp, where there are curbs between the access aisle and the vehicle pull-up space, and
(c) a clear height of not less than 2,750 mm at the pull-up space and along the vehicle access and egress routes.”;
(66)  in Article 3.8.2.3.,
(a) by replacing Sentence (2) by the following:
“(2) A washroom need not conform to the requirements of Sentence (1) provided
(a) the washroom is located within a suite of residential occupancy,
(b) the washroom is located within a suite not more than 250 m2 and other barrier-free washrooms are provided on the same floor area within 45 m, or
(c) the suite has not less than one barrier-free washroom on the same floor area.”;
(b) by replacing “for dwelling units only” in Clause (b) of Sentence (3) by “located in dwelling units”;
(c) by replacing Sentence (4) by the following:
“(4) Universal toilet rooms conforming to Article 3.8.3.12. are permitted to be provided in lieu of facilities for persons with physical disabilities in washrooms used by the general public conforming to Articles 3.8.3.8. to 3.8.3.11.”;
(67)  by adding the following after Article 3.8.2.3.:
“3.8.2.4. Hotels and Motels
(1) At least 10% of the suites of a hotel or motel shall
(a) have a barrier-free path of travel extending to the inside of each room and to the balcony, where applicable, and
(b) be distributed evenly among storeys having a barrier-free path of travel.
(2) Every suite having a barrier-free path of travel as required by Sentence (1) shall have a bathroom that
(a) conforms to Clauses 3.8.3.12.(1)(a) to (i),
(b) has an unobstructed area not less than 1,200 mm in diameter extending the full height of the room; a door is permitted to open inward if it does not reduce the unobstructed area,
(c) has a bathtub conforming to Article 3.8.3.17. or a shower conforming to Article 3.8.3.13., and
(d) has a towel rod located not higher than 1,200 mm from the floor so as to be easily accessible by a person in a wheelchair.
(3) Every closet in such a suite shall
(a) have an open space not less than 1,500 mm in diameter in front of the door,
(b) have a door that opens to its full width, and
(c) have a rod located not more than 1,300 m from the floor.”;
(68)  in Article 3.8.3.1.,
(a) by replacing “, elevator or parking space” in Sentence (2) by “or elevator”;
(b) by adding the following after Sentence (4):
“(5) Parking designed to be barrier-free shall be designated by a P-150-5 sign standardized by the Minister of Transportation where section 308 of the Highway Safety Code so requires. (See Appendix A.)”;
(69)  in Article 3.8.3.2., by adding the following after Sentence (1):
“(2) If an exterior walk that is part of a barrier-free path of travel measures more than 30 m long, it shall include sections not less than 1,500 mm wide by 2,000 mm long at intervals not more than 30 m.”;
(70)  in Article 3.8.3.3.,
(a) by striking out “(See Appendix A.)” in Sentence (2);
(b) by replacing Sentence (4) by the following:
“(4) A threshold for a doorway described in Sentences (1) and (2) shall be,
(a) except as permitted by Clause (b), not more than 13 mm higher than the finished floor and bevelled, and
(b) in the case of a threshold for a doorway giving access to a balcony, not more than 75 mm higher than the finished floor.”;
(c) by inserting “, including the interior door of a vestibule referred to in Article 3.8.1.2. and every door of a vestibule leading from a barrier-free interior parking area to an elevator,” after “3.8.1.2.” in the text preceding Clause (5)(a);
(71)  in Article 3.8.3.4., by replacing Clause (a) of Sentence (1) by the following:
“(a) have an unobstructed width not less than 870 mm between two handrails and not more than 920 mm, if the ramp does not reduce the required width of a means of egress,”;
(72)  in Article 3.8.3.5., by adding the following after Sentence (1):
“(2) Every passenger-elevating device shall conform to the following requirements:
(a) each landing door shall have an electric opening mechanism when it is required under Sentence 3.8.3.3.(5),
(b) every control device shall be operable by hand pressure, and
(c) every device travelling vertically shall have a platform not less than 800 mm by 1,500 mm; if the exit need to be at right-angle, the dimension of the platform shall be sufficient for a wheelchair to turn.”;
(73)  in Article 3.8.3.8., by replacing Subclause (iii) of Clause (b) of Sentence (1) by the following:
“(iii) swings outward, unless an unobstructed area not less than 1,200 mm in diameter is provided within the stall (see Appendix A),”;
(74)  in Article 3.8.3.11.,
(a) by striking out Subclause (ii) of Clause (c) of Sentence (1);
(b) by replacing “205” in Subclause (iii) of Clause (c) of Sentence (1) by “280”;
(75)  in Article 3.8.3.12., by replacing Subclause (iii) of Clause (b) of Sentence (1) by the following:
“(iii) if it is an outward swinging door, a delayed action door closer so that the door closes automatically and that a door closer is not required under 3.1.8.11.,”;
(76)  in Article 3.8.3.14.,
(a) by replacing “Except as permitted in Sentence (4), the” in Sentence (3) by “The”;
(b) by striking out Sentence (4);
(77)  by replacing Article 3.8.3.17. by the following:
“3.8.3.17. Bathtubs
(1) Every barrier-free bathtub shall
(a) have a clear floor space not less than 800 by 1,500 mm along its full length,
(b) have a slip-resistant surface on the bottom,
(c) have a rim that is between 400 and 460 mm above the floor,
(d) have no doors,
(e) have faucets conforming to Clause 3.8.3.13.(1)(g),
(f) have a hand-held shower head equipped with
(i) a diverter valve that can be operated with a closed fist by a seated person,
(ii) a flexible hose not less than 1,800 mm long, and
(iii) a bracket enabling a seated person to use the hand-held shower head as a fixed shower head,
(g) have a soap holder that conforms to Clause 3.8.3.13.(1)(i), and
(h) have 2 grab bars having a finish that prevents hands from slipping and that
(i) can resist a load of 1.3 kN,
(ii) have a section between 30 and 40 mm in diameter,
(iii) measure not less than 1,200 mm long,
(iv) are installed with a clearance between 35 and 45 mm from the wall,
(v) in the case of one grab bar, is installed horizontally between 180 and 280 mm above the rim of the bathtub and lengthwise, and
(vi) in the case of the other grab bar, is installed vertically near the faucets, on the access side of the bathtub so that the lower end is between 180 and 280 mm above the bathtub rim.”;.
(78)  in Table 3.9.1.1. of Article 3.9.1.1.,
(a) by adding the following at the end of Sentence 3.1.8.12.(4):

_________________________________________________________________________________
| | |
| (5) | [F03-OP1.2] |
| |_________________________________________|
| | |
| | [F03-OS1.2] |
|_______________________________________|_________________________________________|
”;
(b) by striking out “, Sprinklered” in the title of Article 3.2.2.22.;
(c) by striking out Sentence 3.2.2.22.(1);
(d) by replacing the last two lines of Sentence 3.2.2.22.(2) by the following:

_________________________________________________________________________________
| | |
| | (b), (c), (d) [F04-OP1.3] |
| |_________________________________________|
| | |
| | (b), (c), (d) [F04-OS1.3] |
|_______________________________________|_________________________________________|
”;
(e) by adding the following in Sentence 3.2.3.20.(1):

_________________________________________________________________________________
| | |
| | [F03-OP1.2] |
| |_________________________________________|
| | |
| | [F03-OS1.2] |
|_______________________________________|_________________________________________|
”;
(f) by adding the following after Sentence 3.2.4.10.(3):

_________________________________________________________________________________
| | |
| (4) | [F11-OS1.5] |
|_______________________________________|_________________________________________|
”;
(g) by adding the following after Sentence 3.2.5.9.(6):

_________________________________________________________________________________
| | |
| (7) | [F46-OH2.2] |
|_______________________________________|_________________________________________|
”;
(h) by adding the following after Sentence 3.2.5.13.(8):

_________________________________________________________________________________
| | |
| (9) | [F46-OH2.2] |
|_______________________________________|_________________________________________|
”;
(i) by adding the following after Sentence 3.2.6.9.(2):

_________________________________________________________________________________
| | |
| (3) | [F06-OP1.2] |
| |_________________________________________|
| | |
| | [F06-OS1.2] |
|_______________________________________|_________________________________________|
”;
(j) by adding the following after Sentence 3.2.8.1.(1):

_________________________________________________________________________________
| | |
| (4) | [F10, F-12-OS1.5] |
|_______________________________________|_________________________________________|
”;
(k) by adding the following after Article 3.3.1.13.:

_________________________________________________________________________________
| |
| “ 3.3.1.14. Ramps and Stairways |
|_________________________________________________________________________________|
| | |
| (3) | [F30-OS3.1] |
|_______________________________________|_________________________________________|
”;
(l) by striking out Article 3.3.2.14.;
(m) by replacing Sentence 3.4.6.15.(5) by the following:

_________________________________________________________________________________
| | |
| (6) | [F12-OS1.5] |
| |_________________________________________|
| | |
| | [F12-OP1.2] |
|_______________________________________|_________________________________________|
| | |
| (7) | [F10-OS3.7] |
| |_________________________________________|
| | |
| | [F73-OA1] |
|_______________________________________|_________________________________________|
”;
(n) by adding the following after Sentence 3.5.2.1.(3):
“;
_________________________________________________________________________________
| | |
| (4) | [F73-OA1] |
|_______________________________________|_________________________________________|
”;
(o) by adding the following after Article 3.5.4.2.:

_________________________________________________________________________________
| |
| 3.5.5.1. Referenced Standards |
|_________________________________________________________________________________|
| | |
| (1) | [F30, F81-OS3.1][F30-OS2.3] |
|_______________________________________|_________________________________________|
”;
(p) by adding the following after Sentence 3.7.2.7.(1):

_________________________________________________________________________________
| | |
| (2) | [F30-OS3.1] |
| |_________________________________________|
| | |
| | [F40-OH2.4] |
|_______________________________________|_________________________________________|
| | |
| (3) | [F30-OS3.1] |
| |_________________________________________|
| | |
| | [F40-OH2.4] |
|_______________________________________|_________________________________________|
”;
(q) by replacing Sentence 3.8.2.2.(3) by the following:

_________________________________________________________________________________
| | |
| (3) | (b) [F73-OA1] |
|_______________________________________|_________________________________________|
| | |
| (4) | [F73-OA1] |
|_______________________________________|_________________________________________|
| | |
| (5) | (a) [F74-OA2] |
| |_________________________________________|
| | |
| | (b) [F73-OA1] |
| |_________________________________________|
| | |
| | (c) [F74-OA2] |
|_______________________________________|_________________________________________|
”;
(r) by adding the following after Article 3.8.2.3.:

_________________________________________________________________________________
| |
| 3.8.2.4. Hotels and Motels |
|_________________________________________________________________________________|
| | |
| (1) | [F73-OA1] |
|_______________________________________|_________________________________________|
| | |
| (2) | [F74-OA2] |
|_______________________________________|_________________________________________|
| | |
|(3) | [F74-OA2] |
|_______________________________________|_________________________________________|
(s) by adding the following after Sentence 3.8.3.1.(4):

_________________________________________________________________________________
| | |
| (5) | [F73-OA1] |
|_______________________________________|_________________________________________|
”;
(t) by adding the following after Sentence 3.8.3.2.(1):

_________________________________________________________________________________
| | |
| (2) | [F73-OA1] |
|_______________________________________|_________________________________________|
”;
(u) by adding the following after Sentence 3.8.3.5.(1):

_________________________________________________________________________________
| | |
| (2) | (a) [F73-OA1] |
| |_________________________________________|
| | |
| | (b) [F74-OA2] |
| |_________________________________________|
| | |
| | (c) [F73-OA1] |
|_______________________________________|_________________________________________|
”;
(v) by adding the following after Article 3.8.3.16.:

_________________________________________________________________________________
| |
| 3.8.3.17. Bathtubs |
|_________________________________________________________________________________|
| | |
| (1) | [F74-OA2] |
|_______________________________________|_________________________________________|
”;
(79)  in Article 4.2.5.8., by adding “(See Appendix A.)” after Sentence (2);
(80)  by replacing Article 6.2.2.1. by the following:
“6.2.2.1. Required Ventilation
(1) All buildings shall be ventilated in accordance with this Part.
(2) Except in storage garages covered by Article 6.2.2.3., dwelling units and corridors covered by Article 6.2.2.8., ventilation systems that supply outdoor air to buildings shall
(a) have rates that are not less than the rates required by ANSI/ASHRAE-62.1, Ventilation for Acceptable Indoor Air Quality, or
(b) be installed in conformance with one of the methods in that standard.
(3) The installation shall be verified and tested to ensure that the difference between the air flow rate measured and the rate prescribed by the designer does not exceed 10% and a report must be drawn up to record the air flow rate measured and the corresponding air flow rate for each outlet grill, diffuser, outdoor air intake, used air outlet and ventilation system indicated on the plans given to the owner.”;
(81)  in Article 6.2.2.6., by replacing Sentence (1) by the following:
“(1) Except as required by Sentence 3.6.3.1.(1) and Article 3.6.4.2., ventilation systems shall be designed, constructed and installed to conform to NFPA-96, Ventilation Control and Fire Protection of Commercial Cooking Operations, in the following cases:
(a) the cooking equipment, except a microwave oven, a food-warmer or a toaster, is of a commercial type; and
(b) the cooking equipment is listed according to the applicable manufacturing standard as a residential type and is used for cooking or heating food for 9 persons.”;
(82)  by adding the following after Article 6.2.2.7.:
“6.2.2.8. Dwelling Units
(1) This Article applies to the ventilation of dwelling units and corridors serving the dwelling units.
(2) Ventilation of all other occupancies, rooms and spaces of residential occupancies shall conform to Part 6.
(3) Self-contained mechanical ventilation system that serve only one dwelling unit and that conform to Subsection 9.32.3. are deemed to conform to this Article.
(4) Dwelling units and corridors serving the dwelling units shall be mechanically ventilated.
(5) Stair wells serving dwelling units need not be ventilated unless such ventilation is required by other parts of this Code.
(6) Mechanical ventilation systems of dwelling units shall include
(a) a main ventilation system, and
(b) additional exhaust fans.
(7) The main ventilation system of dwelling units must include
(a) an exhaust air outlet located inside the dwelling unit,
(b) air outlets that allow the supply of outdoor air to the dwelling unit, and
(c) for buildings having a building area not more than 600 m2, a building height not more than 3 storeys, and whose major occupancy is Group C, housing dwelling units only, a ventilator that is a heat recovery ventilator (HRV)
i. having sensible heat recovery efficiency certified by the Air Conditioning, Heating and Refrigeration Institute (AHRI) according to ANSI Standard ANSI/AHRI-1060, Rating Air-to-Air Heat Exchangers for Energy Recovery Ventilation Equipment, or by the Home Ventilating Institute (HVI) according to CSA Standard CAN/CSA-C439, Standard laboratory methods of test for rating the performance of heat/energy-recovery ventilators,
ii. having sensible heat recovery efficiency (SRE) of at least 54% for a building located in a municipality whose number of degree-days below 18°C is less than 6,000 and of 60% for a building located in another municipality,
iii. having sensible heat recovery efficiency determined at a dry temperature of 1.7°C for appliances certified by the AHRI, or -25°C for appliances certified by the HVI (see Appendix A), and
iv. whose operating and de-icing cycles do not generate air circulation between the dwelling units.
(8) The main ventilation system of the dwelling unit shall be operated by a manual switch located in the living-room of the dwelling unit and marked VENTILATION FAN.
(9) The main ventilation system of the dwelling unit shall not be in operation when all the manual controls are in the off position.
(10) The main ventilation system of the dwelling unit shall have the operating exhaust capacity indicated in Table 9.32.3.3.
(11) The outdoor air supply ventilation system shall have a rated capacity equal to plus or minus 10% of the actual normal operating exhaust capacity of the exhaust ventilation system.
(12) The air intake and air outlets of the main ventilation system of a dwelling unit shall be installed in the ceiling or in a wall, not less than 2 m above the floor, and be designed and installed to promote air diffusion at the ceiling level.
(13) Outdoor air admitted shall be heated to not less than 12 °C before it reaches living areas.
(14) Outdoor air shall be supplied to the dwelling units by a network of main and secondary supply ducts that conform to the requirements of Articles 9.32.3.5.(10) and 9.32.3.5.(11).
(15) Measures shall be taken to ensure free circulation of the air from one room to another, in particular by providing spaces under the doors or by doors with tilted louvers or grilles.
(16) A range hood with a rated capacity not less than 50 L/s shall be installed in the kitchen.
(17) An exhaust ventilation fan having a rated capacity not less than 25 L/s shall be installed in a bathroom or washroom.
(18) Article 9.32.3.8. shall apply to all dwelling units that
(a) have a space-heating appliance or a combustion storage-type service water heater of a type other than a direct ventilation or a forced ventilation, and
(b) are located in regions where soil gas emissions are a problem and are not equipped with an active system for attenuating gas fumes.
(19) Corridors serving dwelling units shall be ventilated mechanically with an outdoor air supply system at an air exchange rate of 0.3 per hour.”;
(83)  in Article 6.2.3.15., by replacing Sentence (2) by the following:
“(2) Fans and associated air-handling equipment such as air washers, filters, heating or cooling units, shall be
(a) of a type designed for outdoor use, when installed on the roof or elsewhere outside the building, and
(b) equipped with a nameplate of a contrasting colour that is easily accessible and that indicates the features of the equipment.”;
(84)  in Article 6.2.6.1., by replacing “construction, installation and alteration” in Sentence (1) by “construction and installation”;
(85)  by striking out Article 6.3.1.4.;
(86)  in Table 6.4.1.1. of Article 6.4.1.1.,
(a) by adding the following after Sentence 6.2.2.1.(2):

_________________________________________________________________________________
| | |
| (3) | [F81-OH1.1] |
|_____________|___________________________________________________________________|
”;
(b) by adding the following after Article 6.2.2.7.:

_________________________________________________________________________________
| |
| 6.2.2.8. Dwelling Units |
|_________________________________________________________________________________|
| | |
| (4) | [F40, F50, F52-OH1.1] [F51, F52-OH1.2] |
| |___________________________________________________________________|
| | |
| | [F40, F50, F53-OS3.4] |
|_____________|___________________________________________________________________|
| | |
| (6) | [F40, F50, F52-OH1.1] [F51, F52-OH1.2] |
|_____________|___________________________________________________________________|
| | |
| (7) | [F40, F50, F52-OH1.1] [F51, F52-OH1.2] |
|_____________|___________________________________________________________________|
| | |
| (8) | [F81-OH1.1] |
|_____________|___________________________________________________________________|
| | |
| (9) | [F81-OH1.1] |
|_____________|___________________________________________________________________|
| | |
| (10) | [F40, F50, F52-OH1.1] [F51, F52-OH1.2] |
|_____________|___________________________________________________________________|
| | |
| (11) | [F43, F50, F53-OS3.4] |
| |___________________________________________________________________|
| | |
| | [F53-OH1.1] |
| |___________________________________________________________________|
| | |
| | [F53, F63-OS2.3] |
|_____________|___________________________________________________________________|
| | |
| (12) | [F40-OH1.1] [F51, F54-OH1.2] |
|_____________|___________________________________________________________________|
| | |
| (13) | [F51, F54-OH1.2] |
|_____________|___________________________________________________________________|
| | |
| (14) | [F40, F50, F52-OH1.1] |
|_____________|___________________________________________________________________|
| | |
| (15) | [F40, F50, F52-OH1.1] |
|_____________|___________________________________________________________________|
| | |
| (16) | [F40, F52-OH1.1] |
|_____________|___________________________________________________________________|
| | |
| (17) | [F40, F52-OH1.1] |
|_____________|___________________________________________________________________|
| | |
| (18) | [F53-OH1.1] |
|_____________|___________________________________________________________________|
| | |
| (19) | [F40, F50, F52-OH1.1] [F51, F52-OH1.2] |
| |___________________________________________________________________|
| | |
| | [F40, F50, F53-OS3.4] |
|_____________|___________________________________________________________________|
”;
(c) by striking out Article 6.3.1.4.;
(87)  by striking out Article 7.1.1.2.;
(88)  by striking out Articles 8.2.3.3. to 8.2.3.5.;
(89)  by striking out Subsections 8.2.4. and 8.2.5.;
(90)  by striking out Sentences 8.2.3.3.(1) to 8.2.5.4.(1) in Table 8.3.1.1. of Article 8.3.1.1.;
(91)  in Article 9.3.1.3., by replacing Sentence (1) by the following:
“(1) Concrete in contact with soil or with an aggregate backfill likely to produce sulfates deleterious to normal cement shall meet the requirements of Clause 15.5 of CSA-A23.1, “Concrete Materials and Methods of Concrete Construction”, or be adequately protected against sulfatizing by another means of protection. (See note A-9.13.2.1.(3).)”;
(92)  in Article 9.7.1.5., by replacing Sentences (1) and (2) by the following:
“(1) Except as provided in Sentence (2), every openable window in a residential occupancy shall be protected by
(a) a guard installed in accordance with Section 9.8, or
(b) a mechanism capable of blocking the free swinging or sliding of the window and limit vertically or horizontally the opening to not more than 100 mm.
(2) Windows need not be protected according to Sentence (1) where
(a) the window sill is located not less than 900 mm above the finished floor on the inside of the room, or
(b) the floor level, under the window, is located not more than 600 mm above another floor or the ground located on the other side of the window.”;
(92.1)  by revoking Sentence (2) in Article 9.7.2.1.
(93)  in Article 9.8.3.1.,
(a) by replacing the title by the following:
“Straight, Curved or Spiral Runs in Stairs”;
(b) by inserting “and stairs not accessible to the public in other occupancies” after “dwelling units” in Sentence (2);
(c) by inserting “or spiral” after “curved” in Clause (b) of Sentence (2);
(94)  in Article 9.8.3.2.,
(a) by replacing Sentence (1) by the following:
“1) “Except as provided in Sentence (2), at least 3 risers shall be provided in interior flights, except for stairs within a dwelling unit.”;
(b) by adding the following after Sentence (1):
“(2) An interior stair may have less than 3 risers provided
(a) the stair is not less than 900 mm wide,
(b) the stair has a covering that contrasts with the landings covering or is permanently lit when the lighting is filtered and occupants are on the premises, and
(c) a handrail is installed on each side.”;
(95)  in Article 9.8.4.5.,
(a) by replacing “Individual” in the part of Sentence (1) preceding Clause (a) by “Except as provided in Sentences (3) and (4), individual”;
(b) by replacing “Where” in Sentence (2) by “Except as provided in Sentences (3) and (4), where”;
(c) by adding the following after Sentence (2):
“(3) Winders in an exterior spiral stair serving not more than 2 dwelling units per floor area and not constituting the only means of egress of a dwelling unit shall
(a) have a clear width between 760 mm and 860 mm,
(b) have equal runs not less than 225 mm when measured 500 mm from the narrower end, and
(c) turn in the same direction between 2 storeys.
(4) Winders of spiral stairs not accessible to the public, located within a dwelling unit or that are not a required exit in part of a floor area that has another occupancy serving not more than 2 consecutive floor areas and not more than 6 persons, shall
(a) have a clear width not less than 860 mm if adjacent to walls and not less than 760 mm in other cases,
(b) have equal runs not less than 225 mm measured 500 mm from the narrower end, and
(c) turn in the same direction between 2 storeys.”;
(96)  in Article 9.8.8.1., by adding the following after Clause (c) of Sentence (2):
“(d) for interior stairs of a dwelling unit serving a basement designed only for the installation of mechanical or maintenance equipment of the building, if each open side of the stairs is equipped with a handrail.”;
(97)  in Article 9.9.4.2., by replacing “adjacent floor area or from another exit” in Sentence (1) by “floor area or from another adjacent exit”;
(98)  by inserting “, 9.9.8.2.(2)” after “9.9.7.4.(1)” in the title of Table 9.9.7.4.;
(99)  in Article 9.9.8.2., by replacing Sentence (2) by the following:
“(2) Except as provided in Subsection 9.9.9., a single exit is permitted from every floor area or part of a floor area located not more than one storey above or below the first storey if
(a) the occupant load having access to the exit is not more than 60,
(b) the exit leads directly to the exterior and is separate from any other exit serving the other storeys, and
(c) the floor area or part of the floor area and the travel distance are not more than the values in Table 9.9.7.4. (See note A-3.4.2.1(2).)”;
(100)  in Article 9.9.8.5., by replacing Sentence (5) by the following:
“(5) If exit stairs open into a lobby, the stairs shall be isolated from the lobby by a fire separation that conforms to Sentence 9.9.4.2.(1).
(6) Passenger elevators shall be permitted to open into the lobby provided the elevator doors are designed to remain closed except while loading and unloading passengers.”;
(101)  in Article 9.10.2.1., by replacing “Except as provided in Article 9.10.2.2., every” in Sentence (1) by “Every”;
(102)  by striking out Article 9.10.2.2.;
(103)  in Article 9.10.9.6., by replacing Sentences (4) and (9) by the following:
“(4) Electrical wires and cables, telecommunication wires and cables and optical fibre cables, single or grouped, having an overall diameter not more than 30 mm, with combustible jacketing that is not totally enclosed in raceways of noncombustible material, are permitted to partly or wholly penetrate an assembly required to have a fire-resistance rating without being incorporated in the assembly at the time of testing as required by Sentence (2).
(9) Combustible piping for central vacuum systems or a bathroom exhaust duct not more than 100 mm in diameter is permitted to penetrate a fire separation provided the installation conforms to the requirements that apply to combustible drain, waste and vent piping specified in Sentences 9.10.9.7.(2) to (6).”;
(104)  in Article 9.10.9.7., by adding the following after Sentence (6):
“(7) Water distribution piping is permitted to be embedded in a concrete slab required to have a fire-resistance rating without being incorporated in the slab at the time of testing as required by Article 3.1.9.2., if the concrete thickness between the combustible piping and the bottom of the slab is not less than 50 mm.”;
(105)  in Article 9.10.9.18., by replacing Sentence (2) by the following:
“(2) Individual fire compartments referred to in Sentence (1) shall not be equipped with individual fans that exhaust directly into the exhaust duct unless the fans have upward extensions that reach not less than 500 mm into the exhaust duct located in the vertical service space.”;
(106)  in Article 9.13.2.1., by replacing Sentence (3) by the following:
“(3) Floors in detached garages and floors in unenclosed portions of buildings need not be dampproofed (see Appendix A).”;
(107)  in Article 9.13.2.7., by replacing Sentence (2) by the following:
“(2) Dampproofing membranes installed below the floor shall conform to Article 9.13.4.2. and ensure soil gas control in conformance with Subsection 9.13.4.”;
(108)  in Article 9.13.4.1.,
(a) by replacing Sentence (1) by the following:
“(1) Except as provided in Sentence (2), all wall, roof and floor assemblies in contact with the ground shall be constructed to resist the leakage of soil gas from the ground into a building built at a location where it is recognized that soil gas emanations present a danger for the healthiness and safety of buildings (see Appendix A).”;
(b) by replacing Sentence (2) by the following:
“(2) Construction to prevent the leakage of soil gas into the building is not required for garages and unenclosed portions of buildings.”;
(c) by replacing Sentence (4) by the following:
“(4) Where soil gas control is required, the protection to prevent its leakage must
(a) be made of the membrane referred to in Sentence 9.13.2.7.(2) and be installed according to Articles 9.13.4.5. and 9.13.4.7., and
(b) where the building contains a single dwelling unit only, be equipped with a subfloor depressurization system installed according to Article 9.13.4.6.”;
(See Appendix A.)”;
(109)  in Article 9.13.4.2., by adding “(See Appendix A-9.13.2.1.(3).)” at the end of Sentence (1);
(110)  in Article 9.13.4.6., by replacing “building owner” in Sentence (7) by “contractor”;
(111)  in Article 9.14.6.3., by replacing Sentence (1) by the following:
“(1) If a window well is drained to the foundation footing or other suitable location of a building, the drain shall be oriented towards the foundation drainage system.”;
(112)  in Article 9.16.2.1., by replacing Sentence (2) by the following:
“(2) Granular material need not be installed under
(a) slabs in garages detached from a building, carports or accessory buildings, or
(b) an industrial occupancy where the nature of the process contained therein permits or requires the use of large openings in the building envelope even during the winter.”;
(113)  in Article 9.16.2.2., by replacing “(See also Article 9.4.4.4. and A-9.4.4.4.(1) in Appendix A” in Sentence (1) by “(See Appendix A, Article 9.4.4.4. and notes A-4.2.5.8.(2) and A-9.4.4.4.(1).)”;
(114)  in Article 9.31.6.1., by replacing Sentence (1) by the following:
“(1) Where a hot water supply is required by Article 9.31.4.2., equipment shall
(a) ensure an adequate supply of service hot water, and
(b) be installed in conformance with Chapter III of the Construction Code.”;
(115)  in Article 9.31.6.2., by inserting “combustion storage-type” before “service water heaters” in Sentence (3);
(116)  in Article 9.32.3.3.,
(a) by striking out “except as permitted by Article 9.32.3.6.” in Clause (1)(b)”;
by replacing Sentence (2) by the following:
(2) The principal ventilation fan shall
(a) be capable of operating at an exhaust capacity complying with Table 9.32.3.3., referred to hereinafter as the “normal operating exhaust capacity” (see Appendix A),
(b) include, in buildings whose major occupancy is Group C, housing dwelling units only, a heat recovery ventilator (HRV)
i. having sensible heat recovery efficiency certified by the Home Ventilating Institute (HVI) according to CSA Standard CAN/CSA-C439, Standard laboratory methods of test for rating the performance of heat/energy-recovery ventilators,and
ii. having sensible heat recovery efficiency (SRE) of at least 54% for a building located in a municipality whose number of degree-days below 18°C is less than 6,000 and of 60% for a building located in another municipality and determined at a dry temperature of -25°C (see 6.2.2.8(7)(c)(iii) in Appendix A).”;
(117)  by striking out Article 9.32.3.6.;
(118)  in Article 9.34.1.5.,
(a) by inserting “, telecommunication wires and cables and optical fibre cables” after “cables” in Sentence (1);
(b) by inserting”, telecommunication wires and cables and optical fibre cables” after “cables” in Sentence (2);
(119)  in Article 9.35.2.2, by replacing Sentence (1) by the following:
“(1) The floor of an interior garage or a garage attached to a dwelling unit shall drain into a sump or a retention pit used as a floor drain.”;
(120)  in Table 9.36.1.1. of Article 9.36.1.1.,
(a) by replacing “and curved” in the title of Article 9.8.3.1. by “, curved or spiral”;
(b) by adding the following after Sentence 9.8.4.5.(2):

_________________________________________________________________________________
| | |
| (3) | [F30-OS3.1] [F10-OS3.7] |
|_______________________________________|_________________________________________|
| | |
| (4) | [F30-OS3.1] [F10-OS3.7] |
|_______________________________________|_________________________________________|
”;
(c) by replacing Sentence 9.9.8.5.(5) by the following:

_________________________________________________________________________________
| | |
| (5) | [F12, F10, F05, F06-OS1.5] |
|_______________________________________|_________________________________________|
| | |
| (6) | [F05-OS1.5] |
|_______________________________________|_________________________________________|
”;
(d) by striking out Article 9.32.3.6.;
(121)  by adding the following after Part 9:
“PART 10
Existing Buildings under Alteration, Maintenance or Repair
10.1. General
10.1.1. Application
10.2. Application Conditions
10.2.1. Calculation of Building Height
10.2.2. Provisions applicable to Maintenance, Repair or Alteration Work
10.3. Fire Protection, Occupant Safety and Accessibility
10.3.1. General
10.3.2. Building Fire Safety
10.3.3. Safety in Floor Areas
10.3.4. Exit Requirements
10.3.5. Vertical Transportation
10.3.6. Service Facilities
10.3.7. Health Requirements
10.3.8. Barrier-Free Design
10.4. Structural Design
10.4.1. Structural Loads and Procedures
10.5. Environmental Separation
10.5.1. Exclusion
10.6. Heating, Ventilation and Air Conditioning
10.6.1. General
10.7. Plumbing
10.7.1. General
10.8. Safety Measures at Construction and Demolition Sites
10.8.1. General
10.9. Housing and Small Buildings
10.9.1. Structural Requirements and Barrier-Free Design
10.9.2. Means of Egress
10.9.3. Fire Protection
10.10. Objectives and Functional Statements
10.10.1. Objectives and Functional Statements
PART 10
Existing Buildings under Alteration, Maintenance or Repair
Section 10.1 General
10.1.1. Application
10.1.1.1. Application
(1) The application of this Part shall be as described in Article 1.3.3.1. of Division A.
10.1.1.2. Definitions
(1) Words in italics are defined in Section 1.4 of Division A.
Section 10.2. Application Conditions
10.2.1. Calculation of Building Height
10.2.1.1. Determination of the First Storey
(1) For the purposes of this Part, the reference level for determining the first storey used to establish the building height or to determine if a building is a high building, shall be
(a) the grade,
(b) the average finished ground level differences around the building, excluding entrances, or
(c) the level of the ground adjacent to the existing principal entrance for any building built before 1 December 1977, unless an alteration modifies more than 50% of the floor areas of the building and the alteration involves the change of its structural elements when rebuilding.
10.2.2. Provisions Applicable to Maintenance, Repair or Alteration Work
10.2.2.1. Maintenance or Repair Work
(1) Maintenance or repair work on a building, part of a building, or an element thereof, and on an appliance, equipment, system, or facility covered by this Code shall be performed so as to maintain or restore it in good condition without altering its characteristics or functions.
10.2.2.2. Alterations
(1) The Code applies
(a) except as provided in Sentence (2) and the provisions of this Part, to every alteration of a building or part of a building, including the design and construction work (foundation, erection, renovation, modification or demolition work) performed for that purpose,
(b) in the provisions of this Part, to every element, appliance, system, facility, equipment or unaltered portion of a building or part of a building.
(2) The Code applies to a change in occupancy for which there is no alteration work and where such a change involves
(a) an increase in the occupant load, as determined in conformance with Subsection 3.1.17.,
(b) a Group A, B, C, E, or F, Division 1 or 2 occupancy, or
(c) a building becoming a high building, as determined in conformance with Subsection 3.2.6
(3) For the purposes of this Part,
(a) the retrofitting of a floor area or part of a floor area is considered a major alteration if it involves altering the majority of the elements and components of the walls, ceilings and floors, renders the alarm or sprinkler system inoperative or renders the means of egress unusable, and
(b) any other retrofitting of a floor area or part of a floor area is considered a minor alteration.
(See Appendix A.)
Section 10.3. Fire Protection, Occupant Safety and Accessibility
10.3.1. General
10.3.1.1. Separation of Major Occupancies
(1) A fire separation that separates the altered part from another occupancy shall have a fire-resistance rating determined according to Subsection 3.1.7. and conform to Article 3.1.3.1.; the fire-resistance rating measured on the unaltered side may be
(a) less than the required fire-resistance rating, without being less than 45 min if the fire separation between the two occupancies must have a fire-resistance rating of more than one hour, or
(b) less than 45 min in the case of a fire separation having a fire-resistance rating not less than one hour or in the case of a minor alteration.
10.3.1.2. Combustible and Noncombustible Construction
(1) The provisions of Subsections 3.1.4. and 3.1.5. for the protection of foamed plastic insulation apply to the unaltered elements of a building or part of a building under alteration and to the unaltered elements of any means of egress of the building.
10.3.1.3. Interior Finish
(1) Except in the case of a minor alteration, the provisions of Subsection 3.1.13. concerning the flame-spread rating apply to the unaltered interior finish of ceilings and the upper half of the walls of every access to exit corridor from the access to exit door serving a part of the building under alteration to the nearest exit, provided
(a) the flame-spread rating exceeds 75, and
(b) the alteration involves an increase in the occupant load as determined in conformance with Subsection 3.1.17.
10.3.2. Building Fire Safety
10.3.2.1. Noncombustibility of Buildings
(1) Except as provided in Sentence (2), the provisions of this Code requiring a noncombustible construction for a building having a building height equal to that of the uppermost storey where the alteration is being carried out, apply, in the altered part, to the unaltered combustible elements of a building required to be of noncombustible construction, except in the case of a minor alteration or provided
(a) the floor area where the altered part is located and the storeys located below are equipped with a sprinkler system conforming to Articles 3.2.5.13. to 3.2.5.15.; a sprinkler system is not required for the storey below having an occupancy other than a Group B, Division 2 occupancy or a Group F, Division 1 occupancy if the floor of the altered part forms a fire separation having a fire-resistance rating at least equal to the fire-resistance rating required for the floor area of the storey below in conformance with Articles 3.3.3.1. and 3.2.2.20. to 3.2.2.83., and
(b) the building is equipped with a fire alarm and detection system conforming to Subsection 3.2.4.
(2) The provisions of this Code requiring a noncombustible construction also apply to the unaltered combustible elements of a building required to be of noncombustible construction provided
(a) the floor area is increased during an alteration by more than 10% of the floor area or 150 m2, except if
(i) the altered floor area and the storeys located below are equipped with a sprinkler system conforming to Articles 3.2.5.13. to 3.2.5.15., and
(ii) the building is equipped with a fire alarm and detection system conforming to Subsection 3.2.4., and
(b) the building height is increased, except if the building is equipped with
(i) a sprinkler system conforming to Articles 3.2.5.13. to 3.2.5.15., and
(ii) a fire alarm and detection system conforming to Subsection 3.2.4.
(3) If the Code requires both noncombustible construction and a sprinkler system, the design and installation of the sprinkler system shall conform to Chapters 4 and 5 of NFPA 13, “Installation of Sprinkler Systems”, for a level of risk higher than the level established in that standard for the intended occupancy.
10.3.2.2. Construction and Protection of Buildings
(1) Except as provided in Sentences (2) and (3), when an alteration increases the level of the requirements of Subsection 3.2.2. following a change of occupancy or an increase in the building height or floor area, the requirements of Subsection 3.2.2. concerning the construction and protection of buildings in relation to their occupancies and dimensions that apply to the part under alteration also apply to
(a) any other adjacent part that is not separated from the altered part by a fire separation having a fire-resistance rating at least equal to the fire-resistance rating required for the floors under Subsection 3.2.2., and
(b) the storey below the altered part when
(i) the altered part must be sprinklered, and
(ii) the fire-resistance rating of the fire separation, between the altered part and the floor area below, is less than the fire-resistance rating required in conformance with Articles 3.1.3.1. and 3.2.2.20. to 3.2.2.83., if the building need not be sprinklered; the fire-resistance rating is permitted to be limited to the part of the floor and to the structural elements supporting the altered part, if the latter is separated from the remainder of the floor area in accordance with Clause (a).
(2) During a major alteration, if the provisions concerning the installation of a sprinkler system in Subsection 3.2.2. apply to the alteration, the provisions also apply to an adjacent part of a building that is not separated from the altered part by a fire separation having a fire-resistance rating at least equal to the fire-resistance rating required for the floors under Subsection 3.2.2.
(3) The provisions concerning the installation of a sprinkler system under Subsection 3.2.2. do not apply to the alteration of a building or a part of a building not equipped with such a system, in the following cases:
(a) the increase in floor area during an alteration is not more than 10% of the building area or 150 m2,
(b) the work carried out is a minor alteration within the meaning of Sentence 10.2.2.2.(3),
(c) for a noncombustible building, when the work carried out does not require the noncombustibility of the building or floor area under alteration,
(d) for the alteration of a noncombustible building containing an occupancy other than a Group B, Division 2 or Group F, Division 1 occupancy, by limiting the building height to that of the uppermost storey where the alteration is being carried out and for which a sprinkler system would not be required,
(e) for the alteration of a combustible building containing an occupancy other than a Group B, Division 2 or Group F, Division 1 occupancy, by limiting the building height to that of the uppermost storey where the alteration is being carried out and for which a sprinkler system is not required if the occupant load, determined according to Subsection 3.1.17. for the intended occupancy, is not more than 60, or
(f) except in the case of a high building or a Group B, Division 2 or a Group F, Division 1 occupancy, during a major alteration if the fire-resistance rating of the floors, walls, columns and support arches of the altered floor area conform to the fire-resistance rating required under Articles 3.1.3.1 and 3.2.2.20. to 3.2.2.83.
10.3.2.3. Spatial Separation and Exposure Protection
(1) The provisions of Subsection 3.2.3. for spatial separation and exposure protection apply in the case of an alteration, to the modification of any existing part of an exposing building face, if the modification results in
(a) an increase in the surface of the openings beyond the limit referred to in Sentence 3.2.3.1.(1) for unprotected openings,
(b) a reduction in the limiting distance, or
(c) a reduction in the resistance to fire.
(2) When a building or part of a building is under alteration, a party wall that is not built as a firewall shall
(a) conform to the provisions of Subsection 3.1.10. for the construction of a firewall from the ground up, if the height of the party wall has been increased, except as provided in Clause (b), and
(b) have a fire-resistance rating not less than 2 h on the altered side and ensure smoke-tightness from the floor of the altered part to the underface of the floor or roof located above the alteration.
10.3.2.4. Fire Alarm and Detection Systems
(1) For an alteration, Subsection 3.2.4. covering fire alarm and detection systems applies to the building that is not equipped with such a system and any part of a system that is not electrically supervised and equipped with separate zone indicators if the alteration results in
(a) an increase in the occupant load, in the altered part, that exceeds the occupant load stated in Sentence 3.2.4.1.(2),
(b) a new Group A, B, C, E, or F, Division 1 or 2 occupancy,
(c) an increase in the building area by more than 10% or 150 m2,
(d) an increase in the number of storeys, or
(e) an alteration that constitutes a major alteration within the meaning of Sentence 10.2.2.2.(3).
(2) This Section does not apply to a voice communication system, except in the case of an increase in the number of storeys.
10.3.2.5. Provisions for Firefighting
(1) The provisions of Articles 3.2.5.7. to 3.2.5.19. apply to the unaltered part of a sprinkler system or standpipe system, where the alteration of a building or part of a building increases building height or floor area by more than 10% of the building area or more than 150 m2, except if the system
(a) has a fire department connection,
(b) is of the wet pipe type in the heated parts of the building, and
(c) has an approved booster pump capable of providing the pressure required by NFPA 13, “Installation of Sprinkler Systems”, or NFPA 14, “Installation of Standpipe and Hose Systems”, when the water pressure in the system is lower than that pressure, except as provided in Sentence (2).
(2) The residual water pressure at the topmost hose connection of a standpipe system of a building referred to in Clause (1)(c) is permitted to be less than the pressure required by NFPA 14, “Installation of Standpipe and Hose Systems”, but not lower than 207 kPa if the requirement in Clause 3.2.5.9.(5)(c) is met.
10.3.2.6. Additional Requirements for High Buildings
(1) Except as provided in Sentence (2), Subsection 3.2.6. covering additional requirements for high buildings applies to a high building in accordance with Part 3 that is under an alteration that results in
(a) a change of occupancy so that it becomes a Group B or C building,
(b) an increase in building height, or
(c) an alteration of more than 50% of the floor areas for a reconstruction.
(2) This Subsection also applies to the entire building that becomes a high building following an alteration resulting in
(a) a change of occupancy of the building, or
(b) an increase in building height, except if the increase is not more than 4 m and its floor area is not more than 10% of the area of the storey located immediately below without exceeding 150 m2.
(3) Sentence 3.2.6.5.(2) does not apply to an elevator modified to become an elevator for use by firefighters.
10.3.2.7. Emergency Power for Firefighting
(1) The provisions of Clause 3.2.7.9.(1)(b) covering emergency power for water supply apply to an existing fire pump if an alteration results in an increase in building height.
10.3.3. Safety Within Floor Areas
10.3.3.1. Access to Exit
(1) The provisions of Section 3.3. covering access to exit apply to every unaltered access to exit serving part of a floor area under alteration provided
(a) the unobstructed height is not more than 1,900 mm,
(b) the unobstructed width is not more than 760 mm in the case of a corridor covered in Sentence 3.3.1.9.(2),
(c) the length of dead-end corridors exceeds
(i) 6 m for a residential occupancy, except as provided in Sentences (2) and (3), or
(ii) 12 m for Groups A, D, E and F, Divisions 2 and 3, occupancies, and
(d) the separation of the corridors from the remainder of the building is not smoke-tight.
(2) A public corridor covered in Subclause (1)(c)(i) that is located in a residential occupancy other than a hotel or motel is permitted, when the fire separation of the corridor has a fire-resistance rating of not less than 45 min, to have a dead-end part not exceeding 12 m provided
(a) the doors of the dwelling units have
(i) a self-closing mechanism and they do not lock automatically, and
(ii) a smoke barrier around them,
(b) the corridor has smoke detectors connected to a fire alarm system installed as required by Subsection 3.2.4., and
(c) the floor area is sprinklered throughout as required by Articles 3.2.5.13. to 3.2.5.15., except if the building has a building height of not more than 4 storeys and each dwelling unit has a balcony accessible to the fire department.
(3) A public corridor covered in Subclause (1)(c)(i) that is located in a residential occupancy other than a hotel or motel is permitted, when the fire separation of the corridor has a fire-resistance rating of not less than 1 h, to have a dead-end part not exceeding 15 m provided
(a) the doors of the dwelling units have
(i) a self-closing mechanism and they do not lock automatically, and
(ii) a smoke barrier around them,
(b) the corridor has smoke detectors connected to a fire alarm system installed as required by Subsection 3.2.4., and
(c) the floor area is sprinklered throughout, as required by Articles 3.2.5.13. to 3.2.5.15., except if the building has a building height not more than 6 storeys and each dwelling unit has a balcony accessible to the fire department.
10.3.3.2. Separation of Suites
(1) In the case of the alteration of a suite, the fire separation separating the suite from any other unaltered suite or room shall have a fire-resistance rating determined according to Subsection 3.1.7. and comply with Article 3.3.1.1; the fire-resistance rating on the unaltered side is permitted to be less than the required fire-resistance rating.
10.3.3.3. Barrier-Free Floor Areas
(1) Except in the case of a minor alteration, any part of an unaltered floor area on a storey under alteration shall comply with Article 3.3.1.7., if the room or part of the floor area accessible by elevator must be barrier-free as required by Article 10.3.8.1.
10.3.4. Exit Requirements
10.3.4.1. Dimensions and Protection of Exits and Exit Stairs
(1) Except in the case of a minor alteration, any unaltered exit required to serve a floor area or part of a floor area under alteration shall
(a) have a minimum unobstructed width not less than 760 mm (see Appendix A), and
(b) subject to Sentences (2) and (3), be separated from the remainder of the building by a fire separation with a fire-resistance rating not less than 45 min for a building not more than 3 storeys in building height and not less than 1 h for other buildings.
(2) In a school, an unaltered stairway required as an exit to serve a floor area or part of a floor area under alteration need not have the fire separation required in Clause (1)(b) provided
(a) the alteration work will not increase the requirements for the means of egress,
(b) the building is not more than 3 storeys in building height,
(c) half of the required exits are separated from the remainder of the building by a fire separation having a fire-resistance rating required by this Code,
(d) it is not necessary to pass through it to reach another exit required when the occupant load is more than 60,
(e) any corridor or room opening onto it is separated from it by a fire separation having a fire-resistance rating not less than 45 min and any door opening onto it has a self-closing mechanism, a latching mechanism and, if it is kept opened, an electromagnetic device connected to the alarm system, and
(f) any corridor or room opening onto it has smoke detectors that must be placed near the openings on the stairway.
(3) An unaltered stairway required as an exit to serve a floor area or a part of a floor area under alteration need not have the fire separation required in Clause (1)(b) provided
(a) the alteration work will not increase the requirements for the means of egress,
(b) it is used to connect the first storey with the storey above or below but not both,
(c) the floor areas it connects serve any occupancy other than a Group A, B or C occupancy,
(d) half of the exits required are separated from the remainder of the building by a fire separation having a fire-resistance rating required by this Code and they lead directly to the exterior,
(e) the travel distance to the exterior exit door on the first storey is not more than 15 m,
(f) the building has an alarm system that conforms to Subsection 3.2.4., and
(g) a smoke detector is located above the uppermost flight of stairs.
10.3.4.2. Direction of Door Swing
(1) The provisions of Article 3.4.6.11. covering the direction of an exit door swing apply to every unaltered exterior exit door serving a floor area or part of a floor area of an occupancy other that a Group F, Division 1 occupancy that is under alteration, except if
(a) the exit door opens directly onto a public way, independently from any other exit when it serves only one floor area or part of a floor area under an occupant load determined according to Subsection 3.1.17., not more than
(i) 40 persons when there is only one exit door, or
(ii) 60 persons when there is one exit door and a second means of egress, or
(b) the exit door serves not more than 30 persons in a building not more than 18 m in building height and
(i) it opens directly onto a step, a public way or an obstacle which reduces its required minimum width and it is located not more than 1.5 m above the public way, and
(ii) the occupants have access to a second means of egress.
10.3.4.3. Curved Exit Stairs
(1) A curved or spiral exit stair that is not under alteration but that is used to serve a floor area or part of a floor area under alteration shall
(a) comply with Article 10.3.4.1., and
(b) not serve a day care centre or a residential board and care occupancy.
10.3.5. Vertical Transportation
10.3.5.1. Exclusion
(1) Article 3.5.4.1. covering the inside dimensions of elevator cars does not apply to a facility under alteration.
10.3.6. Service Facilities
10.3.6.1. Service Rooms and Vertical Service Spaces
(1) The provisions of Subsections 3.6.2. and 3.6.3. apply during an alteration other than a minor alteration to an unaltered service room located on a floor area or part of a floor area and to an unaltered vertical service space passing through it, except if the room or space is separated from the remainder of the building by a fire separation having a fire-resistance rating not less than
(a) 2 h for any room containing combustion appliances, located in a Group B or F, Division 1 occupancy building that is more than 2 storeys in building height or that has a building area more than 400 m2,
(b) 1 h for any other service room or a linen chute or refuse chute, or
(c) 45 min for any other vertical service space.
10.3.7. Health Requirements
10.3.7.1. Plumbing Facilities
(1) An unaltered plumbing facility serving part of a building under alteration shall meet the requirements of Subsection 3.7.2. when the alteration involves an increase in occupant load by more than 25.
10.3.8. Barrier-Free Design
10.3.8.1. General
(1) When a building does not have barrier-free access, section 3.8. covering barrier-free design does not apply to the building or part of the building under alteration, provided
(a) the work involves
(i) a service facility other than a vertical transportation facility for which a barrier-free path of travel is required by Article 10.3.8.2., or
(ii) a floor area or suite occupied by not more than 60 persons or that has an area not more than 250 m2,
(b) the floor area served by a pedestrian entrance
(i) cannot be accessed from the public way by an external ramp built in conformance with Article 10.3.8.4., without encroaching on that way,
(ii) is located more than 900 mm from the public way level, or
(iii) is located more than 600 mm from the entrance level, and
(c) the difference in levels between the floor of the pedestrian entrance and the floor of the elevator is more than 600 mm, when the part of the floor area under alteration can be accessed by an elevator.
10.3.8.2. Areas Requiring Barrier-Free Paths of Travel
(1) When the application of Section 3.8. is not excluded by Sentence 10.3.8.1.(1), Sentence 3.8.2.1.(1) applies in the part of the building not under alteration only to the path of travel required to connect
(a) at least one pedestrian entrance to
(i) the floor area or part of a floor area under alteration and to at least one existing elevator serving it where applicable, or
(ii) an existing outdoor parking area serving the building, and
(b) the floor area or part of a floor area under alteration to at least one accessible washroom, when there is no other accessible washroom in the altered part.
10.3.8.3. Washroom
(1) In the case referred to in Clause 10.3.8.2.(1)(b), when a washroom located in the unaltered part of a floor area must be made accessible, it shall conform to Article 3.8.2.3.
10.3.8.4. Ramps
(1) Any ramp in a barrier-free path of travel required by Article 10.3.8.2. is permitted, despite the requirement of Article 3.8.3.4., to have a slope that does not exceed
(a) 1:8 if the length of the ramp is not more than 3 m, or
(b) 1:10 in all other cases.
Section 10.4. Structural Design
10.4.1. Structural Loads and Procedures
10.4.1.1. General
(1) Except as provided in Article 10.4.1.2., the provisions of Part 4 covering structural design apply to any floor area or part of a floor area, structural element, roof and foundation of a building not under alteration when an alteration requires modification to maintain stability, resistance or structural integrity.
10.4.1.2. Live Loads
(1) The live load required by Article 4.1.5.3. does not apply to an alteration to a floor area used as an office and located on the first storey of a building, or to such a floor area used for a wholesale and retail business, provided
(a) the live loads applied to the existing areas have a value of not less than 2.4 kPa, and
(b) the alteration of the existing areas does not result in an increase in their live loads or dead loads.
10.4.1.3. Live Loads Due to Earthquakes
(1) Where a building is under alteration, its capacity to resist seismic loads shall comply with the following conditions:
(a) it must not be reduced by the alteration,
(b) except for buildings having a structure designed in conformance with the seismic design requirements of the 1995 NBC or Chapter I of the Québec Construction Code it must be increased to not less than 60% of the seismic protection level that would be prescribed according to Part 4 if the alteration results in
(i) more than 25% of all the floor areas undergoing gutting or a major alteration, in the case of a post-disaster building,
(ii) the resistance system of lateral loads being modified by the alteration, or
(iii) the mass of the building being increased by more than 5%.
(2) In the case of post-disaster buildings, where Clause (1)(b) applies to alteration work, the requirements of Article 4.1.8.17. covering anchorage of non-structural elements and components listed in Table 4.1.8.17. shall be verified and brought into conformance in the case of elements and components that would likely interfere with the post-disaster function of the building in case of failure.
Section 10.5. Environmental Separation
10.5.1. Exclusion
10.5.1.1. Change of Occupancy
(1) Despite Sentence 10.2.2.2.(2), Part 5 covering environmental separation does not apply to materials, components, assemblies and air barrier systems for any change in occupancy that does not involve modification work affecting the separation between the 2 different environments.
Section 10.6. Heating, Ventilating and Air-conditioning
10.6.1. General
10.6.1.1. Natural Ventilation
(1) Articles 6.2.2.1. and 6.2.2.2. covering natural ventilation do not apply to rooms and spaces under alteration if they have windows that open with an unobstructed surface for ventilation equal to not less than 5% of the floor area of the rooms or spaces.
Section 10.7. Plumbing Services
10.7.1. General
10.7.1.1. Plumbing Systems
(1) Part 7, which covers plumbing services, applies to an unaltered plumbing system if an alteration requires modification to the system to ensure its conformance with health requirements or its operation.
Section 10.8. Safety Measures at Construction and Demolition Sites
10.8.1. General
10.8.1.1. Application
(1) Part 8, which covers safety measures at construction and demolition sites, applies to an existing part of a building if the alteration or demolition work requires modification of the part of the building, or modification of the operation of the appliances or equipment it contains, to ensure public safety.
Section 10.9. Housing and Small Buildings
10.9.1. Structural Design Requirements and Barrier-Free Design
10.9.1.1. Application
(1) Subsection 9.4.1., which covers the design of structural elements and their connections, applies only in the cases and to the extent referred to in Subsection 10.4.1.
(2) Subsection 9.5.2., which covers the barrier-free design, applies only in the cases and to the extent referred to in Subsection 10.3.8.
10.9.2. Means of Egress
10.9.2.1. Dimensions of Means of Egress and Direction of Door Swing
(1) The provisions of Article 9.9.1.1. covering the dimensions of stairs that are part of a means of egress and Subsection 9.9.3. covering the dimensions of a means of egress apply to every unaltered means of egress that serves a part of a building under alteration, if the exit or access to exit has a minimal unobstructed width not more than 760 mm.
(2) Sentence 9.9.6.5.(3) covering the direction of door swing of an exit applies to every unaltered exterior exit door that serves a floor area or part of a floor area under alteration, unless the door opens directly on a public way, independently of any other exit, and serves only one floor area or part of a floor area that has an occupant load as determined in conformance with Subsection 3.1.17. not more than
(a) 40, when there is only one exit door, or
(b) 60, when there is one exit door and a second means of egress.
10.9.2.2. Fire Protection of Exits and Separation of Public Corridors
(1) The provisions of Subsection 9.9.4. covering the fire protection of exits apply to every unaltered exit serving a floor area or part of a floor area under alteration that is not separated from the remainder of the building by a fire separation having a fire-resistance rating not less than 45 min.
(2) Except as provided in Articles 10.9.2.3. and 10.9.3.2., the provisions of Sections 9.9. and 9.10. covering public corridors apply to every unaltered public corridor serving a floor area or part of a floor area under alteration, if
(a) its unobstructed height is not more than 1,900 mm,
(b) its unobstructed width is not more than 760 mm,
(c) its dead-end length exceeds
(i) 6 m in the case of a residential occupancy, except as provided in Sentence (3), or
(ii) 12 m for Group D, E and F, Division 2 and 3 occupancies, and
(d) the separation of the corridor from the remainder of the building is not smoke-tight.
(3) A public corridor referred to in Subclause (2)(c)(i) located in a residential occupancy other than a hotel or motel is permitted, when the fire separation of the corridor has a fire-resistance rating not less than 45 min, to have a dead-end part not exceeding 12 m provided
(a) the door of each dwelling unit has a self-closing device and does not lock automatically,
(b) the corridor has smoke detectors connected to the fire alarm system, installed as required by Subsection 3.2.4., and
(c) the floor area is sprinklered throughout, as required by Articles 3.2.5.13. to 3.2.5.15., except if each dwelling unit has a balcony accessible to the fire department.
10.9.2.3. Flame Spread Limits in Means of Egress
(1) The provisions of Subsection 9.10.17. covering flame spread limits apply to the unaltered interior finish of ceilings and the upper half of walls of every public corridor, from the access to exit door of the part under alteration to the nearest exit, provided
(a) the flame-spread rating exceeds 75, and
(b) the alteration involves an increase in occupant load, as determined in Subsection 3.1.17.
10.9.3. Fire Protection
10.9.3.1. Spatial Separation and Exposure Protection
(1) The provisions of Subsection 9.10.14. covering spatial separations do not apply to an alteration to any existing part of an exposing building face, unless the alteration results in
(a) an increase of the opening surfaces beyond the limit referred to in Sentence 9.10.14.4.(1), for unprotected openings,
(b) a reduction of the limiting distance, or
(c) a reduction of resistance to fire.
(2) When a building or part of a building is under alteration, any party wall that is not built as a firewall shall,
(a) except as provided in Clause (b), have a fire-resistance rating not less than 2 h on the altered side and ensure smoke-tightness from the floor of the altered part to the underface of the floor or roof located above the alteration, and
(b) for an increase in height, conform to Subsection 9.10.11. for the construction of a firewall from the ground up.
10.9.3.2. Fire Alarm and Detection Systems
(1) Subsection 9.10.18. covering fire alarm and detection systems under alteration does not apply to a building not equipped with such a system, unless the alteration results in
(a) an increase in the occupant load in the altered part,
(b) a new Group C, E, or F, Division 2 occupancy,
(c) an increase in the building area by more than 10%, or
(d) an increase in the number of storeys.
(2) This Subsection applies to any unaltered part of a fire alarm and detection system if the system is not electrically supervised and equipped with separate zone indicators.
Section 10.10. Objectives and Functional Statements
10.10.1. Objectives and Functional Statements
10.10.1.1. Attribution to Acceptable Solutions
(1) For the purposes of compliance with the NBC as required by Clause 1.2.1.1.(1)(b) of Division A, the objectives and functional statements attributed to the acceptable solutions in this Part shall be the objectives and functional statements listed in Table 10.10.1.1. (See Note A-1.1.2.1.(1) in Appendix A.)
Table 10.10.1.1.
Objectives and Functional Statements
Attributed to the Acceptable Solutions in Part 10
Forming Part of Sentence 10.10.1.1.(1)

_________________________________________________________________________________
| | |
| Acceptable | |
| Solutions | Objectives and Functional Statements(1) |
|_____________|___________________________________________________________________|
| |
| 10.3.1.1. Separation of Major Occupancies |
|_________________________________________________________________________________|
| | |
| | |
| (1) | See Sentences 3.1.7.1.(1) to 3.1.7.5.(3) of Table 3.9.1.1. |
| |___________________________________________________________________|
| | |
| | See Article 3.1.3.1. of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.1.2. Combustible and Noncombustible Construction |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 3.1.4.1.(2) to 3.1.5.1.(1) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.1.3. Interior Finish |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 3.1.13.2.(1) to 3.1.13.10.(1) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.2.1. Noncombustibility of Buildings |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 3.2.2.20.(2) to 3.2.2.81.(1) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| | |
| (2) | See Sentences 3.2.2.20.(2) to 3.2.2.81.(1) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| | |
| (3) | See Sentences 3.2.2.20.(2) to 3.2.2.81.(1) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.2.2. Construction and Protection of Buildings |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 3.2.2.20.(2) to 3.2.2.81.(1) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| | |
| (2) | See Sentences 3.2.2.20.(2) to 3.2.2.81.(1) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| | |
| (3) | See Sentences 3.2.2.20.(2) to 3.2.2.81.(1) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.2.3. Spatial Separation and Exposure Protection |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 3.2.3.1.(1) to 3.2.3.20.(4) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| | |
| (2) | See Sentences 3.1.10.1.(1) to 3.1.10.7.(2) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.2.4. Fire Alarm and Detection Systems |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 3.2.4.1.(1) to 3.2.4.21.(5) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.2.5. Provisions for Firefighting |
|_________________________________________________________________________________|
| | |
| (1) | (1) See Sentences 3.2.5.7.(1) to 3.2.5.19.(1) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.2.6. Additional Requirements for High Buildings |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 3.2.6.2.(1) to 3.2.6.10.(1) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.2.7. Emergency Power for Firefighting |
|_________________________________________________________________________________|
| | |
| (1) | See Clause 3.2.7.9.(1)(b) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.3.1. Access to Exit |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 3.3.1.1.(1) to 3.3.1.25.(1) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.3.2. Separation of Suites |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 3.1.7.1.(1) to 3.1.7.5.(3) and Article 3.3.1.1. of |
| | Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.3.3 Barrier-Free Floor Areas |
|_________________________________________________________________________________|
| | |
| (1) | See Article 3.3.1.7. of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.4.1. Dimensions and Protection of Exits and Exit Stairs |
|_________________________________________________________________________________|
| | |
| (1) | (a) [F10, F12-OS1.5] |
|_____________|___________________________________________________________________|
| | |
| | (b) [F05-OS1.2] |
|_____________|___________________________________________________________________|
| | |
| | (b) [F05-OP1.2] |
|_____________|___________________________________________________________________|
| | |
| (2) | [F02, F05-OS1.2] |
| |___________________________________________________________________|
| | |
| | [F02, F05-OP1.2] |
|_____________|___________________________________________________________________|
| | |
| (3) | [F02, F05-OS1.2] |
| |___________________________________________________________________|
| | |
| | [F02, F05-OP1.2] |
|_____________|___________________________________________________________________|
| |
| 10.3.4.2. Direction of Door Swing |
|_________________________________________________________________________________|
| | |
| (1) | [F10, F05-OS3.7] |
|_____________|___________________________________________________________________|
| |
| 10.3.4.3. Curved Exit Stairs |
|_________________________________________________________________________________|
| | |
| (1) | (a) [F02, F05-OS1.5] |
| |___________________________________________________________________|
| | |
| | (a) [F02, F05-OS3.7] |
|_____________|___________________________________________________________________|
| |
| 10.3.6.1. Service Rooms and Vertical Service Spaces |
|_________________________________________________________________________________|
| | |
| (1) | (1) See Sentences 3.6.2.1.(1) to 3.6.3.4.(1) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.7.1. Plumbing Facilities |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 3.7.2.1.(1) to 3.7.2.9.(1) of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.8.2. Areas Requiring a Barrier-Free Path of Travel |
|_________________________________________________________________________________|
| | |
| (1) | [F73-OA1] |
|_____________|___________________________________________________________________|
| |
| 10.3.8.3. Washroom |
|_________________________________________________________________________________|
| | |
| (1) | See Article 3.8.2.3. of Table 3.9.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.3.8.4. Ramps |
|_________________________________________________________________________________|
| | |
| (1) | [F73-OA1] |
|_____________|___________________________________________________________________|
| |
| 10.4.1.3. Live Loads due to Earthquakes |
|_________________________________________________________________________________|
| | |
| (1) | [F20-OP1.2] |
| |___________________________________________________________________|
| | |
| | [F20, F22-OP2,4] |
| |___________________________________________________________________|
| | |
| | [F20-OS2.1] |
|_____________|___________________________________________________________________|
| |
| 10.7.1.1. Plumbing Systems |
|_________________________________________________________________________________|
| | |
| (1) | [F70-OH2.2] [F71-OH2.3] [F72-OH2.1] |
|_____________|___________________________________________________________________|
| |
| 10.8.1.1. Application |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 8.1.1.3.(1) to 8.2.3.2.(1) of Table 8.3.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.9.2.1. Dimensions of Means of Egress and Direction of Door Swing |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 9.9.3.2.(1) to 9.9.3.4.(2) of Table 9.36.1.1. |
|_____________|___________________________________________________________________|
| | |
| (2) | [F10-OS3.7] |
|_____________|___________________________________________________________________|
| |
| 10.9.2.2. Fire Protection of Exits and Separation of Public Corridors |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 9.9.4.2.(1) to 9.9.4.7.(1) of Table 9.36.1.1. |
|_____________|___________________________________________________________________|
| | |
| (2) | See Sentences 9.9.1.3.(1) to 9.10.22.3.(3) of Table 9.36.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.9.2.3. Flame Spread Limits in Means of Egress |
|_________________________________________________________________________________|
| | |
| (1) | See Sentences 9.10.17.1.(1) to 9.10.17.10(2) of Table 9.36.1.1. |
|_____________|___________________________________________________________________|
| |
| 10.9.3.1. Spatial Separation and Exposure Protection |
|_________________________________________________________________________________|
| | |
| (2) | [F02, F03-OP1.2] |
| |___________________________________________________________________|
| | |
| | [F02, F03-OP3.1] |
|_____________|___________________________________________________________________|
| |
| 10.9.3.2. Fire Alarm and Detection System |
|_________________________________________________________________________________|
| | |
| (1) | (b) See Sentences 9.10.18.1.(1) to 9.10.18.7.(1) |
| | of Table 9.36.1.1. |
|_____________|___________________________________________________________________|
(1) Note to Table 10.10.1.1.: See Parts 2 and 3 of Division A.
(122)  by adding the following after Part 10:
PART 11
Energy Efficiency
11.1. General
11.1.1. Scope and Definitions
11.2. Thermal Insulation
11.2.1. General
11.2.2. Thermal Resistance
11.2.3. Thermal Bridges
Part 11
Energy efficiency
Section 11.1. General
11.1.1. Purpose and Definitions
11.1.1.1. Purpose
(1) The purpose of this Part is as described in Subsection 1.3.3. of Division A.
11.1.1.2. Defined Terms
(1) Terms that appear in italics are defined in Article 1.4.1.2. of Division A.
Section 11.2. Thermal Insulation
11.2.1. General
11.2.1.1. Scope of Application
(1) This Section applies to all walls, floors, ceilings, windows, doors and skylights separating heated space from unheated space, the exterior air or ground of a building that is to be heated during the winter (see Appendix A).
11.2.1.2. General Reguirements
(1) Windows and skylights must conform to Section 9.7.
(2) Foamed plastic must be protected in accordance with Article 9.10.17.10.
(3) Walls, floors and roofs in contact with the ground must conform to Subsections 9.13.2. and 9.13.3.
(4) Crawl spaces must conform to Section 9.18.
(5) Roof spaces must conform to Section 9.19.
(6) Thermal insulation and measures to control heat transfer, air leakage and condensation must conform to Section 9.25 (see Appendix A).
(7) Cladding must conform to Section 9.27.
(8) Ventilation must conform to Section 9.32 (see Appendix A).
11.2.2. Thermal Resistance
11.2.2.1. Thermal Resistance of Building Components
(1) Subject to Sentences (2) to (4) of Articles 11.2.2.2. to 11.2.2.4. and Subsection 11.2.3., the total thermal resistance of a building component must have a value
(a) at least equal to those in Table 11.2.2.1.A for a building located in a municipality whose number of degree-days below 18ºC is less than 6,000, or
(b) at least equal to those indicated in Table 11.2.2.1.B for a building located in a municipality whose number of degree-days below 18ºC is at least 6,000.
(See Appendix A.)
Table 11.2.2.1.A
Total thermal resistance of buildings located in a municipality whose
number of degree-days below 18°C is less than 6,000

Forming part of Sentence 11.2.2.1.(1)

_________________________________________________________________________________
| | |
| Building component | Total thermal resistance (RSIT) |
|_____________________________________________|___________________________________|
| | |
| roof or ceiling separating heated space | 7.22 |
| from unheated space or exterior air | |
|_____________________________________________|___________________________________|
| | |
| wall above ground level, other than a | |
| foundation wall, separating heated space | 4.31 |
| from unheated space or exterior air | |
|_____________________________________________|___________________________________|
| | |
| foundation wall1 separating heated space | |
| from unheated space, exterior air or | 2.99 |
| adjacent ground | |
|_____________________________________________|___________________________________|
| | |
| floor separating heated space from unheated | 5.20 |
| space or exterior air | |
|_____________________________________________|___________________________________|
(1) A foundation wall having more than 50% of its surface exposed to exterior air, and the portion of a foundation wall that incorporates wood stud framing elements must have a total thermal resistance equal to that required for a wall above ground level.
Table 11.2.2.1.B
Total thermal resistance of buildings located in a municipality whose
number of degree-days below 18°C is at least 6,000

Forming part of Sentence 11.2.2.1.(1)

_________________________________________________________________________________
| | |
| Building component | Total thermal resistance (RSIT) |
|_____________________________________________|___________________________________|
| | |
| roof or ceiling separating heated space | 9.00 |
| from unheated space or exterior air | |
|_____________________________________________|___________________________________|
| | |
| wall above ground level, other than a | |
| foundation wall, separating heated space | 5.11 |
| from unheated space or exterior air | |
|_____________________________________________|___________________________________|
| | |
| foundation wall1 separating heated space | |
| from unheated space, exterior air or | 2.99 |
| adjacent ground | |
|_____________________________________________|___________________________________|
| | |
| floor separating heated space from unheated | 5.20 |
| space or exterior air | |
|_____________________________________________|___________________________________|
(1) A foundation wall having more than 50% of its surface exposed to exterior air, and the portion of a foundation wall that incorporates wood stud framing elements must have a total thermal resistance equal to that required for a wall above ground level.
(2) The total thermal resistance required by Sentence (1) for flat roofs may be reduced by not more than 20% at its lowest point if the drainage slopes are created by insulating materials, provided that the total thermal resistance of the roof is increased so that the heat loss calculated through the roof is not greater than the heat loss that would result if the thermal resistance of the roof were conform to Sentence (1).
(3) The total thermal resistance required for roofs, ceilings and walls above ground level indicated in Tables 11.2.2.1.A and 11.2.2.1.B may be reduced if
(a) the annual energy consumption of the proposed construction does not exceed that of the reference construction that is conform to the requirements of Part 11, and
(b) the only components the total thermal resistance of which may be upgraded are roofs, walls above ground level, doors, windows and skylights.
(See Appendix A.)
(4) The total thermal resistance of heated garages must have a value of not less than
(a) 5.2 for the floors and ceilings adjacent to the dwelling unit,
(b) 3.5 for the walls adjacent to the dwelling unit, or
(c) 2.99 over the entire vertical surface of the foundation wall between the garage and the dwelling unit.
(See Appendix A.)
11.2.2.2. Thermal Resistance of Slabs-on-Ground Other Than a Garage Floor
(1) The thermal resistance of material insulating a slab-on-ground must have a value of not less than
(a) 1.32 for a slab-on-ground located above the ground or not more than 600 mm below the adjacent ground level,
(b) for a slab-on-ground located more than 600 mm below the adjacent ground level,
i. 0.88, or
ii. 1.32 and installed around the slab-on-ground over a width of at least 1.2 m,
(c) 1.76 in the following situations:
i. heating pipes, tubes, ducts or cables are buried under the slab-on-ground and the insulating material is installed under the heating pipes, tubes, ducts or cables, or
ii. heating pipes, tubes, ducts or cables are contained in the slab-on-ground and the insulating material is installed under the slab-on-ground.
11.2.2.3. Thermal Resistance near Eaves
(1) The total thermal resistance indicated in Table 11.2.2.1.A or 11.2.2.1.B for a roof or ceiling may be reduced near eaves if the roof slope and necessary ventilation clearances so require, provided that the value is not less than the value required by Table 11.2.2.1.A or 11.2.2.1.B for a wall above ground level.
11.2.2.4. Thermal Performance of Windows, Doors and Skylights
(1) The thermal characteristics of windows, doors and skylights must
(a) be determined in accordance with CAN/CSA-A440.2/A440.3, “Fenestration energy performance/User guide to CSA A440.2-09, Fenestration energy performance”, and
(b) conform to the values indicated in Table 11.2.2.4.A.
(See Appendix A.)
Table 11.2.2.4.A
Maximum overall thermal transmittance (U) and minimum energy rating (ER)
of windows, doors and skylights

Forming part of Sentence 11.2.2.4.(1)

_________________________________________________________________________________
| | | |
| | Building located in a | Building located in a |
| Building component | municipality whose number | municipality whose number |
| | of degree-days below | of degree-days below |
| | 18°C is less than 6,000 | 18°C is of at least 6,000 |
| | | |
|_________________________|___________________________|___________________________|
| | | |
| Maximum overall thermal | | |
| transmittance (U) of | 0.9 | 0.8 |
| doors without glazing | | |
|_________________________|___________________________|___________________________|
| | | |
| Maximum overall thermal | | |
| transmittance (U) or | 1.8 or 21 | 1.6 or 25 |
| Minimum energy rating | | |
| (ER) of glazed doors | | |
|_________________________|___________________________|___________________________|
| | | |
| Maximum overall thermal | 2.0/21 | 2.0/25 |
| transmittance (U)/ | or | or |
| Minimum energy rating | 1.8/13 | 1.6/17 |
| (ER) of windows | | |
|_________________________|___________________________|___________________________|
| | | |
| Maximum overall thermal | | |
| transmittance (U) of | 2.85 | 2.7 |
| skylights | | |
|_________________________|___________________________|___________________________|
(2) Windows and skylights including glazed doors must have a minimum airtightness rating of A2 according to Section 10.2 of CAN/CSA A440, “Windows”.
(3) The total area of rough openings in building components, that is to receive windows, doors, skylights and other similar components, must not be greater than 30% of the area of walls above ground level (see Appendix A).
(4) The thermal performance required in Sentence (1) and the maximum area described in Sentence (3) may be different from the following conditions:
(a) the annual energy consumption of the proposed construction does not exceed that of the reference construction that is conform to the requirements of Part 11, and
(b) the only components that may be altered in addition to those referred to in Sentence (4) are those described in Sentence 11.2.2.1.(3).
(See A-11.2.2.1.(3) in Appendix A.)
11.2.3. Thermal Bridges
11.2.3.1. Thermal Bridges in Walls
(See Appendix A.)
(1)Building components constituting a thermal bridge must be covered in insulating material having a thermal resistance
(a) for a wood frame, of
i. at least 0.7 if the frame members are spaced less than 600 mm c/c, or
ii. at least 0.53 in all other cases,
(b) for a metal frame, of
i. at least 1.76 if the frame members are spaced less than 600 mm c/c, or
ii. at least 1.32 in all other cases,
(See Appendix A.)
(c) for a concrete frame, of
i. at least 0.88 in all cases.
(2) The insulating material must cover the building components constituting the thermal bridge, on the outside, on the inside or a combination of both.
(3) A wall between two heated spaces that incorporates a thermal bridge must be covered with insulating material to obtain a total thermal resistance of not less than 2.20 on each side of the wall over a minimum distance of 1.2 m from the exterior side of the exterior wall (see Appendix A).
(4) Subject to Sentence (5), the header must be insulated so as to have a total thermal resistance value equivalent to that required for a wall above ground level.
(5) In the case of a concrete construction where the header may only be insulated on the outside, the total thermal resistance value may be lower than that required in Sentence (4) as long as the insulating material covering that component has a thermal resistance of at least 1.76.
11.2.3.2. Thermal Bridges in Floors
(1) The thermal resistance of insulating material covering thermal bridges in floors must have a minimum value of 1.32 in the following areas:
(a) cantilevered above-ground floors, and
(b) floors above unheated spaces.
11.2.3.3. Thermal Breaks in a Foundation Wall in Contact with a Slab-on-Ground other than a Garage Floor
(1) The insulating material between the foundation wall and the slab-on-ground must have a thermal resistance
(a) of not less than 1.32 for a slab-on-ground located above ground level or not more than 600 mm below ground level to a depth of 600 mm below ground level,
(b) for a slab-on-ground located more than 600 mm below ground level of not less than
i. 1.32 if heating pipes, tubes, ducts or cables are buried under or are contained in the slab-on-ground, or
ii. 0.7 for other slabs-on-ground.
11.2.3.4. Insulation of the Foundation Wall of a Heated Garage
(1) The insulating material installed on the foundation wall of a heated garage must have a thermal resistance of not less than 1.76 and be installed not more than 600 mm below ground level.
O.C. 953-2000, s. 6; O.C. 961-2002, s. 4; O.C. 293-2008, s. 1; O.C. 939-2009, s. 2; O.C. 858-2012, s. 4.