XVIII. LOW PRESSURE SEWERS A. Design of Pressure Sewer …
Jul 27, 1995 · Iron. All fittings for pipes smaller than 4-inch shall be solvent weld PVC. a. Cast Iron and Ductile Iron Fittings: All cast iron or duc tile iron fittings shall be Pressure Class 250, mechanical joint fittings, in accordance with AWWA C-110 or pressure class 350 co mpact fittings in accordance with AWWA C-153.
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