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→Geometry and Site Layout
*The gravel beds should have gentle slopes between 0.5 - 1%.
*The gravel beds should have gentle slopes between 0.5 - 1%.
*Calculate maximum '''[[flow through perforated pipe]]'''
*Calculate maximum '''[[flow through perforated pipe]]'''
===Drawings===
Standard details for exfiltration trenches have been produced by City of Kitchener and City of Barrie. See [[Drawings]]
==Materials==
==Materials==