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FOR <br />F� <br />7 <br />POTABLE WATER MAINS <br />INDIAN RIVER COUNTY, FLORIDA <br />1. SPECIFICATIONS MATERIALS: <br />GENERAL: All pipe shall be Class* 150 minimum. All water main fittings <br />shall be cast iron mechanical joint. All water mains shall be con- <br />structed of. cast iron, ductile iron, cr P.V.*C.-pipe. Water service <br />lines shall be constructed of galvanized iron, copper, or P.V.C. pipe.. <br />a) CAST IRON PIPE: .Unless otherwise approved* all *cast -Iron pipe and <br />y. <br />fittings shall be designed and manufactured in.acco rdance with the <br />latest ASA Specification A21.6 to A21.8 and shall be Class 150. <br />Pipe shall be furnished with a cement lining on the interior and in <br />accordance with ASA' Specification A21.4 with standard bituminous <br />coating on the exterior.- Wall thickness shall be computed on basis <br />of 5 feet of cover and laying Condition B as per AWWA:C101. Joints <br />shall be push -on in accordance with ASA A21.10. <br />b) CAST IRON FITTINGS: All cast iron and ductile iron fittings shall <br />be cement lined, seal -coated and outside coatedasspecified above <br />for cast iron pipe. All fittings shall be mechanical joint. <br />GALVANIZED STEEL PIPE AND FITTINGS: Steel pipe shall conform to <br />ASTM Standard Specifications for welded and seamless steel pipe, <br />% <br />..Designation A53-21, and shall be Schedule -40, galvanized pipe. Fur- <br />nish with . threaded ends and coup-1ii:g.i in 21 -foot uniform lengths. <br />Pipe fittings and couplings shall Ve 125 pound galvanized mallehbli <br />iron or wrought steel fittings conforming to Federal Specification <br />W -P -521D. Steel pipe Joints may be made with standard couplings <br />or unions. <br />d) P.V.C. PIPE: P.V.C. (Polyvinyl chloride) pipe shall be Class 160 <br />and •shall conform to ASTH D1784 -60T N.SlFapproved, Type I, Grade I <br />P.V.C. and ASTM D2241-67 Standard Specification for P.V.C. plastic <br />pipe pressure rated at a hydrostatic working pressure of 160 psi <br />at 7340 F. and meet the requirements set forth in Commercial Stan- <br />dard CS -256-63 with standard dimension ratio of SDR 26. All joint"' <br />to be push -on. All fittings for P.V.C. pipe shall be cast iron <br />mechanical joint. The use of P.V.C; pipe is limited in size up <br />through 8". All pipe above 8" shall be cast iron or ductile iron. <br />P.V.C. pipe will not be used under any road or canal crossings. All <br />road and canal crossings shall be either east iron or ductlle'iron. <br />F� <br />7 <br />