DIVISION 1
DETERMINATION OF THE MAXIMUM AXLE LOAD
(1) The maximum axle load is the lowest of the following load limits:
(1) For a single axle:
(a) the sum of the load limits specified by the tire manufacturer;
(b) in the case of an axle controlled by the steering wheel, the axle load limit indicated by the vehicle manufacturer;
(c) the limits indicated in Table 1 with respect to tire section width.
(2) For a tandem, triple or quadruple axle or for a combination of 2, 3 or 4 axles:
(a) the sum of the load limits specified by the tire manufacturer;
(b) in the case of axles controlled by the steering wheel, the load limit specified by the manufacturer of the vehicle;
(c) the limits indicated in Tables 2, 3 and 4 with respect to tire section width and axle spacing less, where applicable, 3,000 kg for any group of axles that does not have all the characteristics of a tandem, triple or quadruple axle;
(d) 20,000 kg for the rear tandem axle of a tractor in the case of a combination of road vehicles consisting of a tractor, a hauled dolly and a semi-trailer and, where applicable, 20,000 kg for the tandem axle of a hauled dolly.
DIVISION 2
DETERMINATION OF THE TOTAL LOADED MASS
(2) The maximum total loaded mass of a road vehicle or of a combination of road vehicles is the lowest of the following load limits:
(1) for a road vehicle, the sum of the axle loads established in accordance with section 1 of this Schedule, without exceeding:
(a) 24,000 kg for a vehicle equipped with 2 axles;
(b) 36,000 kg for a vehicle equipped with 3 axles, including 2 located at the rear of the vehicle, where the minimum space between the centre of the front axle and the centre of the first axle in the group of axles located at the rear of the vehicle is 4.50 m;
(2) for a combination of road vehicles equipped with not more than 4 axles, the sum of the axle loads established in accordance with section 1 of this Schedule, without exceeding 51,000 kg for a combination of road vehicles where the minimum space between the centre of the rear single axle of the tractor or the centre of the last axle of its tandem axle and the centre of the single axle or of the first axle in the group of axles located under the semi-trailer is 8.50 m;
(3) for a combination of road vehicles equipped with 5 axles, including 2 located under the semi-trailer, the sum of the axle loads established in accordance with section 1 of this Schedule, without exceeding 36,000 kg for a tractor and 66,000 kg for a combination of road vehicles where the minimum space between the centre of the last axle of the tandem axle of the tractor and the centre of the first axle in the group of axles located under the semi-trailer is 8.50 m;
(4) for a combination of road vehicles equipped with 6 axles, including 3 located under the semi-trailer, the sum of the axle loads established in accordance with section 1 of this Schedule, without exceeding 36,000 kg for a tractor and 72,000 kg for a combination of road vehicles where the minimum space between the centre of the last axle of the tandem axle of the tractor and the centre of the first axle in the group of axles located under the semi-trailer is 8.0 m;
(5) for a combination of road vehicles equipped with 7 axles, including 4 located under the semi-trailer, the sum of the axle loads established in accordance with section 1 of this Schedule, without exceeding 36,000 kg for a tractor and 74,000 kg for a combination of road vehicles where the minimum space between the centre of the last axle of the tandem axle of the tractor and the centre of the first axle in the group of axles located under the semi-trailer is 10 m;
(6) until 31 December 1997, for a combination of road vehicles equipped with 7 or 8 axles, consisting of a tractor equipped with 3 axles, of which 2 form a tandem axle, a hauled dolly equipped with a single axle and a semi-trailer equipped with 3 or 4 axles, the sum of the axle loads established in accordance with section 1 of this Schedule, without exceeding 29,000 kg for a tractor, 42,000 kg for a combination consisting of a tractor and a hauled dolly where the minimum space between the centre of the last axle of the tandem axle of the tractor and the centre of the single axle of the hauled dolly is 2.40 m, and 76,000 kg for a combination of road vehicles where the minimum space between the centre of the single axle of the hauled dolly and the centre of the first axle in the group of axles located under the semi-trailer is 10 m;
(7) until 31 December 1997, for a combination of road vehicles equipped with 8 or 9 axles, consisting of a tractor equipped with 3 axles, of which 2 form a tandem axle, a hauled dolly equipped with a tandem axle and a semi-trailer equipped with 3 or 4 axles, the sum of the axle loads established in accordance with section 1 of this Schedule, without exceeding 26,000 kg for a tractor, 45,000 kg for a combination consisting of a tractor and a hauled dolly where the minimum space between the centre of the last axle of the tandem axle of the tractor and the centre of the first axle of the tandem axle of the hauled dolly is 2.40 m, and 79,000 kg for a combination of road vehicles where the minimum space between the centre of the last axle of the tandem axle of the hauled dolly and the centre of the first axle in the group of axles located under the semi-trailer is 10 m;
The first paragraph applies with the following adaptation to establish the maximum total loaded mass of the road vehicle or the combination of road vehicles where the spaces between the axles are less than those prescribed:
the limit of 36,000 kg prescribed in subparagraph b of subparagraph 1 of the first paragraph and the limits of 42,000 kg, 45,000 kg, 51,000 kg, 66,000 kg, 72,000 kg, 74,000 kg, 76,000 kg and 79,000 kg shall be reduced by 750 kg per complete segment of 0.30 m below the space prescribed.
DIVISION 3
THAW
(3) During a thaw, the maximum axle load of a combination of 3 road vehicles consisting of a tractor, a hauled dolly and a semi-trailer is the lesser of the following limits:
(1) the limit established in accordance with section 1 of this Schedule;
(2) the limit indicated in Table 5, or 9,000 kg for a front axle controlled by the steering wheel.
4. During a thaw, the maximum total loaded mass of a combination of 3 road vehicles consisting of a tractor, a hauled dolly and a semi-trailer is the lesser of the following limits:
(1) the limit established in accordance with section 2 of this Schedule;
(2) the limit obtained by adding the axle loads established in accordance with section 3 of this Schedule.
TABLE 1
SINGLE AXLE LOAD LIMITS
__________________________________________________________________________________
| | | |
| Classification by | S: Singles | Permitted load |
| tire width (mm) | D: Dual | in kilograms |
|__________________________|________________________|______________________________|
| | | |
| 190-202 | S | 4,500 |
| | D | 8,000 |
|__________________________|________________________|______________________________|
| | | |
| 203-253 | S | 6,000 |
| | D | 11,000 |
|__________________________|________________________|______________________________|
| | | |
| 254-303 | S | 8,500 |
| | D | 14,500 |
|__________________________|________________________|______________________________|
| | | |
| 304-354 | S | 9,500 |
| D | 15,000 |
|__________________________|________________________|______________________________|
| | | |
| 355-405 | S | 10,500 |
| | D | 15,000 |
|__________________________|________________________|______________________________|
| | | |
| 406-456 | S | 11,500 |
| | D | 15,000 |
|__________________________|________________________|______________________________|
| | | |
| 457-507 | S | 12,500 |
|__________________________|________________________|______________________________|
| | | |
| 508-557 | S | 13,000 |
|__________________________|________________________|______________________________|
| | | |
| 558-608 | S | 13,750 |
|__________________________|________________________|______________________________|
| | | |
| 609 and over | S | 14,500 |
|__________________________|________________________|______________________________|
TABLE 2
TANDEM AXLE LOAD LIMITS
______________________________________________________________
| |
| Permitted load in kilograms |
| Spacing between the axles |
| (cm) |
__________________|______________________________________________________________|
| | | | | | | | |
| Classification | 100 | 125 | 130 | 140 | 150 | 160 | 176 |
| by tire width | to | to | to | to | to | to | and |
| (mm) | 124 | 129 | 139 | 149 | 159 | 175 | over |
| | | | | | | | |
| 190-202 S | 9,000 | 9,000 | 9,000 | 9,000 | 9,000 | 9,000 | 9,000 |
| D | 16,000 | 16,000 | 16,000 | 16,000 | 16,000 | 16,000 | 16,000 |
| | | | | | | | |
| 203-253 S | 11,500 | 11,500 | 11,500 | 11,500 | 11,500 | 11,500 | 11,500 |
| D | 22,000 | 22,000 | 22,000 | 22,000 | 22,000 | 22,000 | 22,000 |
| | | | | | | | |
| 254-303 S | 13,250 | 13,250 | 13,250 | 13,250 | 13,250 | 13,250 | 13,250 |
| D | 25,000 | 25,000 | 25,000 | 25,000 | 25,000 | 25,000 | 25,000 |
| | | | | | | | |
| 304-354 S | 15,000 | 15,000 | 15,000 | 15,000 | 15,000 | 15,000 | 15,000 |
| D | 26,500 | 27,500 | 28,000 | 28,000 | 28,000 | 28,000 | 28,000 |
| | | | | | | | |
| 355-405 S | 16,500 | 16,500 | 16,500 | 16,500 | 16,500 | 16,500 | 16,500 |
| D | 26,500 | 27,500 | 29,000 | 29,500 | 30,000 | 30,000 | 30,000 |
| | | | | | | | |
| 406-456 S | 18,000 | 18,000 | 18,000 | 18,000 | 18,000 | 18,000 | 18,000 |
| D | 26,500 | 27,500 | 29,000 | 29,500 | 30,000 | 30,000 | 30,000 |
| | | | | | | | |
| 457-507 S | 19,500 | 19,500 | 19,500 | 19,500 | 19,500 | 19,500 | 19,500 |
| | | | | | | | |
| 508-557 S | 21,000 | 21,000 | 21,000 | 21,000 | 21,000 | 21,000 | 21,000 |
| | | | | | | | |
| 558-608 S | 22,500 | 22,500 | 22,500 | 22,500 | 22,500 | 22,500 | 22,500 |
| | | | | | | | |
| 609 and over S | 24,000 | 24,000 | 24,000 | 24,000 | 24,000 | 24,000 | 24,000 |
|__________________|________|________|________|________|________|________|________|
TABLE 3
______________________________________________________________
| |
| Permitted load in kilograms |
| Spacing between the most distant axles |
| (cm) |
__________________|______________________________________________________________|
| | | | | | | | |
| Classification | 200 | 250 | 260 | 280 | 300 | 320 | 350 |
| by tire width | to | to | to | to | to | to | and |
| (mm) | 249 | 259 | 279 | 299 | 319 | 349 | over |
| | | | | | | | |
| 190-202 S | 11,250 | 11,250 | 11,250 | 11,250 | 11,250 | 11,250 | 11,250 |
| D | 22,000 | 22,000 | 22,000, 22,000 | 22,000 | 22,000 | 22,000 |
| | | | | | | | |
| 203-253 S | 13,500 | 13,500 | 13,500 | 13,500 | 13,500 | 13,500 | 13,500 |
| D | 26,000 | 26,000 | 26,000 | 26,000 | 26,000 | 26,000 | 26,000 |
| | | | | | | | |
| 254-303 S | 15,750 | 15,750 | 15,750 | 15,750 | 15,750 | 15,750 | 15,750 |
D | 30,000 | 30,000 | 30,000 | 30,000 | 30,000 | 30,000 | 30,000 |
| | | | | | | | |
| 304-354 S | 18,000 | 18,000 | 18,000 | 18,000 | 18,000 | 18,000 | 18,000 |
D | 30,000 | 31,500 | 33,000 | 33,500 | 34,000 | 34,000 | 34,000 |
| | | | | | | | |
| 355-405 S | 20,000 | 20,000 | 20,000 | 20,000 | 20,000 | 20,000 | 20,000 |
D | 30,000 | 31,500 | 33,000 | 33,500 | 34,500 | 35,000 | 36,000 |
| | | | | | | | |
| 406-456 S | 21,750 | 21,750 | 21,750 | 21,750 | 21,750 | 21,750 | 21,750 |
D | 30,000 | 31,500 | 33,000 | 33,500 | 34,500 | 35,000 | 36,000 |
| | | | | | | | |
| 457-507 S | 23,500 | 23,500 | 23,500 | 23,500 | 23,500 | 23,500 | 23,500 |
| | | | | | | | |
| 508-557 S | 25,000 | 25,000 | 25,000 | 25,000 | 25,000 | 25,000 | 25,000 |
| | | | | | | | |
| 558-608 S | 26,500 | 26,500 | 26,500 | 26,500 | 26,500 | 26,500 | 26,500 |
| | | | | | | | |
| 609 and over | 28,000 | 28,000 | 28,000 | 28,000 | 28,000 | 28,000 | 28,000 |
|__________________|________|________|________|________|________|________|________|
TABLE 4
QUADRUPLE AXLE LOAD LIMITS
_________________________________________________________________________________
| | |
| | |
| | Permitted load in kilograms |
| Classification by tire | Spacing between the most distant axles (cm) |
| width (mm) | |
| | 350,to 399 400,to 459 460,and over |
|______________________________|__________________________________________________|
| | | | | |
| 190-202 | S | 12,850 | 12,850 | 12,850 |
| | D | 24,000 | 24,000 | 24,000 |
|____________________|_________|________________|________________|________________|
| | | | | |
| 203-253 | S | 14,500 | 14,500 | 14,500 |
| | D | 28,000 | 28,000 | 28,000 |
|____________________|_________|________________|________________|________________|
| | | | | |
| 254-303 | S | 16,250 | 16,250 | 16,250 |
| | D | 32,000 | 32,000 | 32,000 |
|____________________|_________|________________|________________|________________|
| | | | | |
| 304-354 | S | 18,500 | 18,500 | 18,500 |
| | D | 36,000 | 36,000 | 36,000 |
|____________________|_________|________________|________________|________________|
| | | | | |
| 355-405 | S | 20,500 | 20,500 | 20,500 |
| | D | 36,000 | 37,000 | 38,000 |
|____________________|_________|________________|________________|________________|
| | | | | |
| 406-456 | S | 22,750 | 22,750 | 22,750 |
| | D | 36,000 | 37,000 | 38,000 |
|____________________|_________|________________|________________|________________|
| | | | | |
| 457-507 | S | 24,500 | 24,500 | 24,500 |
|____________________|_________|________________|________________|________________|
| | | | | |
| 508-557 | S | 26,000 | 26,000 | 26,000 |
|____________________|_________|________________|________________|________________|
| | | | | |
| 558-608 | S 27,500 | 27,500 | 27,500 |
|____________________|_________|________________|________________|________________|
| | | | | |
| 609 and over | S | 28,500 | 28,500 | 28,500 |
|____________________|_________|________________|________________|________________|
TABLE 5
AXLE LOAD LIMITS DURING A THAW
_________________________________________________________________________________
| | | | |
| Axle | Space between the most | Tires | Permitted load in |
| category | distant axles | | kilograms |
| | (cm) | | |
|______________|______________________________|___________|_______________________|
| | | | |
| Single | - | S | 7,000 |
| | - | D | 8,000 |
|______________|______________________________|___________|_______________________|
| | | | |
| Tandem | 100 to 149 | S | 12,500 |
| | | D | 14,500 |
| | 150 to 179 | S | 13,000 |
| | | D | 15,000 |
| | 180 to 239 | S | 13,500 |
| | | D | 15,500 |
| | 240 and over | S | 14,000 |
| | | J | 16,000 |
|______________|______________________________|___________|_______________________|
| | | | |
| Triple | 240 to 299 | S | 17,000
| | | D | 20,000 |
| | 300 to 419 | S | 19,500 |
| | | D | 22,500 |
| | 420 to 479 | S | 20,000 |
| | | D | 23,000 |
| | 480 and over | S | 21,500 |
| | | D | 24,500 |
|______________|______________________________|___________|_______________________|
| | | | |
| Single axle | 240 and over | S | 17,000 |
| at the rear | | D | 20,000 |
| of a tandem | | | |
|______________|______________________________|___________|_______________________|
| | | | |
| 4 Axles | 360 to 419 | S | 20,000 |
| | | D | 24,000 |
| | 420 to 479 | S | 22,000 |
| | | D | 26,000 |
| | 480 and over | S | 23,500 |
| | | D | 27,500 |
|______________|______________________________|___________|_______________________|