Aktuelle Version vom 9. November 2018, 16:03 Uhr
Trenches behind small wastewater treatment systems
Required wall area (m2/inhabitant value PE):
|
1 m2 / PE to 1.5 m2 / PE with: |
Sand-gravel mixture, sand, light silty sand
|
2 m2 / PE to 2.5 m2 / PE with: |
Silt (also light clay), sand-silt mixture, stone-loam mixture
|
Required number for example of DRAINMAX Tunnel:
|
Base element |
2.25 m length x 0.8 m heigth x 2 sides
|
As |
= 3.6 m2 per tunnel without front walls
|
|
PE |
to 1.5 m²/PE |
to 2.5 m²/PE
|
4 |
1 pcs. |
2 pcs.
|
8 |
1 pcs. |
4 pcs.
|
12 |
3 pcs. |
6 pcs.
|
16 |
4 pcs. |
8 pcs.
|
A specified calculation must be done with other soil conditions and higher PE values.