Dispersal Trench definition

Dispersal Trench means a shallow ditch with vertical sides, filled with stone, in which a single perforated distribution line or other suitable distribution device is laid and over which a cover of earth is placed.
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Examples of Dispersal Trench in a sentence

  • Other provisions of that RCW or the Hydraulics Code - Chapter 220-110 WAC may also apply.Figure D.5- 4 Flow Dispersal TrenchFigure D.5- 5 Alternative Flow Dispersal Trench D.5.2 Tightline Systems • Outfall tightlines may be installed in trenches with standard bedding on slopes up to 20%.

  • Flow Dispersal Trench The flow dispersal trenches shown in Figure III - 3.4 and Figure III - 3.5 should only be used when an outfall is necessary to disperse concentrated flows across uplands where no conveyance system exists, and the natural (existing) discharge is unconcentrated.

  • Table 2-6.Wastewater Application Rates for Conventional Dispersal Trench Sizing1 Percolation Rate (MPI)1 Interpolate between reference values for other percolation rates; see Page 34 of Part 2 for expanded table listing interpolated values.

Related to Dispersal Trench

  • Sewage treatment plant means any arrangement of devices and structures used for treating sewage.

  • Infiltration means water other than wastewater that enters a sewer system (including sewer system and foundation drains) from the ground through such means as defective pipes, pipe joints, connections, or manholes. Infiltration does not include, and is distinguished from, inflow.

  • Leachate means any liquid, including any suspended components in the liquid, that has percolated through or drained from hazardous waste.