87.25. Seepage area: The total seepage area of a leaching field consisting of a seepage bed for an isolated dwelling must comply with the following standards, according to the permeability of the disposal site and the number of bedrooms:__________________________________________________________________
Number of Total absorption area (square metres)
bedrooms
__________________________________________________________________
Disposal site Disposal site Disposal site is
is of high is of permeable of permeable of
permeability soil low permeability
soil soil
_________________________________________________________________
1 7 14 35
__________________________________________________________________
2 11 22 54
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3 16 32 81
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4 22 44 108
__________________________________________________________________
5 27 54 135
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6 32 64 162
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The total seepage area of a leaching field consisting of a seepage bed for another building must comply with the following standards, according to the permeability of the disposal site and the total daily flow:
__________________________________________________________________
Total daily Total absorption area (square metres)
flow (litres)
__________________________________________________________________
Disposal site Disposal site Disposal site is
is of high is of permeable of permeable of
permeability soil low permeability
soil soil
__________________________________________________________________
0 to 540 7 14 35
__________________________________________________________________
541 to 1080 11 22 54
__________________________________________________________________
1081 to 1620 16 32 81
__________________________________________________________________
1621 to 2160 22 44 108
__________________________________________________________________
2161 to 2700 27 54 135
__________________________________________________________________
2701 to 3240 32 64 162
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