Reservoir aggregate

From LID SWM Planning and Design Guide
Revision as of 17:11, 16 October 2017 by Jenny Hill (talk | contribs)
Jump to: navigation, search
Gravel for underdrains and underground infiltration structures should be 50 mm, uniformly-graded, washed stone that has a void ratio of 0.4 (40%)[1].
  1. Porosity of Structural Backfill, Tech Sheet #1, Stormtech, Nov 2012, accessed 16 October 2017