Difference between revisions of "Reservoir aggregate"
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Jenny Hill (talk | contribs) (Created page with "Gravel for underdrains and underground infiltration structures should be 50 mm, uniformly-graded, washed stone that has a void ratio of 0.4 (40%).") |
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Revision as of 13:45, 6 July 2017
Gravel for underdrains and underground infiltration structures should be 50 mm, uniformly-graded, washed stone that has a void ratio of 0.4 (40%).