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Q-2, r. 22 - Regulation respecting waste water disposal systems for isolated dwellings
Section 22
Disposition versions
22. Trench length: The total length of the absorption trenches of a soil absorption field that serves an isolated dwelling must comply with the standards in the following table, according to the origin of the effluent and the number of bedrooms:
_______________________________________________________________
Number of bedrooms Total length of trenches (metres)
_______________________________________________________________
Effluent from a Effluent from a
primary treatment secondary treatment
system system
_______________________________________________________________
1 45 30
_______________________________________________________________
2 65 43
_______________________________________________________________
3 100 66
_______________________________________________________________
4 130 87
_______________________________________________________________
5 165 110
_______________________________________________________________
6 200 133
_______________________________________________________________
_______________________________________________________________
Number of bedrooms Total length of trenches (metres)
_______________________________________________________________
Effluent from a Effluent from a
primary treatment secondary treatment
system system
_______________________________________________________________
1 45 30
_______________________________________________________________
2 65 43
_______________________________________________________________
3 100 66
_______________________________________________________________
4 130 87
_______________________________________________________________
5 165 110
_______________________________________________________________
6 200 133
_______________________________________________________________
In other cases, the total length of the absorption trenches of a soil absorption field must comply with the standards in the following table, according to the origin of the effluent and the total daily flow:
_____________________________________________________________________
Total daily flow (litres) Total length of trenches (metres)
_____________________________________________________________________
Effluent from a Effluent from a
primary treatment secondary treatment
system system
_____________________________________________________________________
0 to 540 45 30
_____________________________________________________________________
541 to 1080 65 43
_____________________________________________________________________
1081 to 1620 100 66
_____________________________________________________________________
1621 to 2160 130 87
_____________________________________________________________________
2161 to 2700 165 110
_____________________________________________________________________
2701 to 3240 200 133
_____________________________________________________________________
22. Trench length: The total length of the absorption trenches of a soil absorption field that serves an isolated dwelling must comply with the standards in the following table, according to the origin of the effluent and the number of bedrooms:
_______________________________________________________________
Number of bedrooms Total length of trenches (metres)
_______________________________________________________________
Effluent from a Effluent from a
primary treatment secondary treatment
system system
_______________________________________________________________
1 45 30
_______________________________________________________________
2 65 43
_______________________________________________________________
3 100 66
_______________________________________________________________
4 130 87
_______________________________________________________________
5 165 110
_______________________________________________________________
6 200 133
_______________________________________________________________
_____________________________________________________________________
Total daily flow (litres) Total length of trenches (metres)
_____________________________________________________________________
Effluent from a Effluent from a
primary treatment secondary treatment
system system
_____________________________________________________________________
0 to 540 45 30
_____________________________________________________________________
541 to 1080 65 43
_____________________________________________________________________
1081 to 1620 100 66
_____________________________________________________________________
1621 to 2160 130 87
_____________________________________________________________________
2161 to 2700 165 110
_____________________________________________________________________
2701 to 3240 200 133
_____________________________________________________________________
_______________________________________________________________
Number of bedrooms Total length of trenches (metres)
_______________________________________________________________
Effluent from a Effluent from a
primary treatment secondary treatment
system system
_______________________________________________________________
1 45 30
_______________________________________________________________
2 65 43
_______________________________________________________________
3 100 66
_______________________________________________________________
4 130 87
_______________________________________________________________
5 165 110
_______________________________________________________________
6 200 133
_______________________________________________________________
The total length of the absorption trenches of a soil absorption field that serves another building must comply with the standards in the following table, according to the origin of the effluent and the total daily flow:
_____________________________________________________________________
Total daily flow (litres) Total length of trenches (metres)
_____________________________________________________________________
Effluent from a Effluent from a
primary treatment secondary treatment
system system
_____________________________________________________________________
0 to 540 45 30
_____________________________________________________________________
541 to 1080 65 43
_____________________________________________________________________
1081 to 1620 100 66
_____________________________________________________________________
1621 to 2160 130 87
_____________________________________________________________________
2161 to 2700 165 110
_____________________________________________________________________
2701 to 3240 200 133
_____________________________________________________________________
