San Francisco : Architect and Engineer, Inc · leaf 223
ed immediately under theConduit, carries off outside moiSlure instantly, an arrangement virtually impossible with round drain.It ,ils) serves as a cradle for the Conduit, actually ad-ding 40 per cent to the ground load Conduit will carry, as tests have shown. Also, it carries the entire weight of… … Completed insitallationof Ric-VViL Type FConduit. Note Loc-liP Side Joint andample drainage imme-diately under Conduit. After trench is dug andgraded, smooth bottomwith sand, stake centerline and set Base Drainin place—like layingdominoes. Ric-wiL Engineering Service willeliminate guess work,…
Architecture · Building
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