This concrete retaining wall detail features an eight-inch wide concrete wall with a half-inch radius at all edges and reinforcing configured with number four rebar at twelve inches on center with two inches of clear cover typical. The structure sits on a reinforced concrete footing founded on six inches of Caltrans Class 2 aggregate base. A drainboard and waterproof membrane line the retained soil side alongside a number four perforated drain tile connecting to the storm drain as specified. The top of the wall elevation and variable height are coordinated per the landscape grading plans.
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