Absorption Trench

An Absorption Trench is a trench that is excavated into the ground and is installed along the natural contour of the ground and contains an arch or slotted pipe, aggregate, geo-textile, and is back filled with topsoil. Absorption trenches treat wastewater from toilets, laundries, bathrooms and kitchens. The length of trench depends on the soils absorptive capacity and the local climatic conditions.

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External Links & References

  1. Kingborough Council Information Sheet
  2. Penrith City Council Absorption Trench Systems Page
  3. stormwater.net.au (Photo)
  4. Absorption Trench Images (Google)
  5. Google Search
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