Infiltration trench

Infiltration trench

An excavation backfilled with coarse aggregate stone that gradually infiltrates runoff into the surrounding soil.
References in periodicals archive ?
After reviewing the three methodologies, it appeared that a vegetated swale constructed over an infiltration trench, using the Presumptive Approach, would be the most appropriate for use on this project.
In total, Skanska constructed 12,000 linear feet of retaining walls, excavated and stone backfilled 54,000 linear feet of drainage infiltration trenches, and installed 117,000 linear feet of right of way and high security fences.
Building infiltration trenches along rows of trees would reduce flooding and add greenery to places in Reading, she said.