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HomeMy Public PortalAbout382546APPROVED PATENTED WATER STOP REQUIRED FOR PLASTIC PIPE. MANHOLE STEPS UNIFORMLY SPACED AT MAX. 16"C-C ON UNOBSTRUCTED WALL. LINE OF ACTUAL EXCAVATION. COMPACTED CRUSHED LIMESTONE. IF EXCAVATED SPACE OUTSIDE OF MANHOLE WALL EXCEEDS ONE FOOT, ENCASE SEWER PIPE WITH CLASS "A" CONCRETE AND REINFORCE WITH 4-#4 REBARS FOR LENGTH OF ENCASEMENT. INSIDE FOULWATER MANHOLE (FOR FREE —FALL) F____ METROPOLITAN ST. LOUIS SEWER DISTRICT Standard Details of Sewer Construction Dr. WSH/SAM Ch. J.C.K. 2009 SHEET 19