Underground Drainage Systems
Size (mm) Min Max Wall thickness (mm) Weight kg/metre Solid wall PVCu 82 82.4 82.7 3.0 1.2 110 110.0 110.3 3.2 1.7 160 160.0 160.4 4.0 3.0 form the pipe bed and the as-dug soil used as sidefill and backfill in accordance with BS EN 1610 bedding construction type B ... Visit Document
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