Q-2, r. 22 - Regulation respecting waste water disposal systems for isolated dwellings

Full text
56. Holding tank: A holding tank cast in place must comply with paragraphs a, b and c of section 7.1, paragraphs a, b, c, d, e, f, n and o of section 10 and with the following standards:
(a)  a holding tank must be equipped with at least 1 manhole offering a minimum clearance of 50 cm;
(b)  the manhole must comply with paragraphs l and m of section 10 and the duct of the manhole must comply with paragraph m.1 of the same section;
(c)  the holding tank must be equipped with a water level detection device connected to a sound alarm and a visual indicator allowing the verification of the fill level of the tank;
(d)  the water level detection device must comply with the following characteristics:
i.  the device must comply with the requirements of CSA Standard C22.2 No. 205, Signal equipment, or ANSI/UL Standard 508, Standard for Industrial Control Equipment;
ii.  the device must be capable of activating the sound alarm and the visual indicator where the quantity of water accumulated in the holding tank reaches between 70% and 80% of its effective capacity;
iii.  the device must be installed so as not to compromise the integrity and watertightness of the tank and the duct, to be easily cleaned, adjusted or replaced from ground level and to have a clearance of at least 175 mm to prevent damage to the detection device when emptying the holding tank;
(e)  the sound alarm must comply with the following characteristics:
i.  it must be equipped with a test button and a reset button;
ii.  it must be capable of being deactivated independently from the visual indicator;
iii.  it must be audible from the inside of the dwelling or main building or, in the case of camping or caravanning grounds, from a traffic site;
(f)  the visual indicator must be visible to the user when it is activated and must remain so until the tank is emptied;
(g)  the water level detection device, the sound alarm and the visual indicator must be connected and maintained in good working order at all times, except during their maintenance;
(h)  the water level detection device, the sound alarm and the visual indicator must be installed, used and maintained in accordance with the manufacturer’s manuals;
(i)  the requirements of subparagraphs c to h do not apply to buildings and sites that cannot be connected to an electric network.
A prefabricated holding tank may be installed only if it complies with BNQ Standard 3682-901 and with subparagraphs b, c, e to g and i of the first paragraph, paragraphs a, b and c of section 7.1 and paragraph o of section 10. The water level detection device, the alarm and the visual indicator must be used and maintained in accordance with the manufacturer’s manuals. The alarm and the visual indicator must be installed in accordance with the manufacturer’s manuals.
Where the alarm emits a sound signal, the signal may be deactivated until the holding tank has been emptied.
R.R.Q., 1981, c. Q-2, r. 8, s. 56; O.C. 786-2000, s. 52; 306-2017O.C. 306-2017, s. 32.
56. Holding tank: A holding tank cast in place must comply with paragraphs a, b and c of section 7.1, paragraphs a, b, c, d, e, f, n and o of section 10 and with the following standards:
(a)  a holding tank must be equipped with at least 1 manhole offering a minimum clearance of 50 cm;
(b)  the manhole must be equipped with a watertight lid that reaches the ground by means of an insulated and watertight duct.
A prefabricated holding tank may be installed only if it complies with BNQ Standard 3682-901.
R.R.Q., 1981, c. Q-2, r. 8, s. 56; O.C. 786-2000, s. 52.