Absorption trench definition

Absorption trench means an excavation in which an absorption line is laid.
Absorption trench means an absorption system consisting of a series of narrow excavated trenches utilizing drain media, chambers, or bundled synthetic aggregate units.
Absorption trench means standard trenches, shallow trenches with capping fill, and chambered trenches constructed to receive and to distribute effluent in such a manner that the effluent is effectively filtered and retained below ground surface.

Examples of Absorption trench in a sentence

  • Final effluent from Clarifies is directed to the pump chamber with a volume of 12,500 litres via a 150 millimetre diameter sewer; equipped with two duplex submersible effluent pumps with timer and float controls and a high level audiovisual alarm system, with pump cycles set at 1800 L/cycle/tile bed with five cycles in 24 hours; Absorption trench type leaching bed, with four (4) tile beds each comprised of 10 rows @ 30.48m, equalling 304.8 m of 100mm dial tile per ed, with a total tile length of 1,200m.


More Definitions of Absorption trench

Absorption trench means a long narrow area which includes a pipe for the distribution of septic tank/wastewater treatment effluent.
Absorption trench means a ditch or a trench installed into soil, permeable saprolite, or diggable bedrock, with vertical sides and a substantially flat bottom.
Absorption trench means an excavation in the soil being part of a leaching bed in which a distribution pipe will be or is laid and which allows leaching;