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Copper pipe and sweated fittings for indoor plumbing shall meet the requirements of ASTM B88 for the type and temper called for in the utility plans and special provisions. Cast fittings for copper pipe shall meet the requirements of ASTM B61 or ASTM B62.
Copper water pipe for buried service shall be soft annealed or tempered to meet the conditions required. The pipe shall conform to ASTM B88 for type K. The pipe shall be connected using flared or compression type fittings, and such work shall meet all local plumbing codes where applicable.
A. Polyvinyl Chloride (PVC) Pipe
1. PVC pipe shall be of the size dimension ratio (SDR) and pressure rating as noted on the utility plans. The pipe, when used for conveying drinking water, shall meet the requirements of the National Sanitation Foundation Seal of Approval. The pipe shall be circular in shape with no appreciable distortion and shall conform to ASTM D2241.
The pipe shall have a gasketed joint used in conjunction with an integral bell which shall be a homogenous part of the pipe. The joints for PVC water pipe shall conform to ASTM D3139 for push-on-joint type pipe using flexible elastomeric seals conforming to ASTM F477. The PVC pipe bells made as an integral part of the PVC pipe shall conform to ASTM D3139. The pipe joints shall be assembled in accordance with the recommendations of the manufacturer and in accordance with the specifications.
2. PVC pipe shall be of the size dimension ratio (SDR) and pressure rating as noted on the utility plans. PVC pipe shall conform to ANSI/AWWA C900 and shall have a cast iron outside dimension base. The pipe, when used for conveying drinking water, shall meet the requirements of the National Sanitation Foundation Seal of Approval.
The pipe shall have a gasketed joint used in conjunction with an integral bell which shall be a homogenous part of the pipe. The joints shall conform to ASTM D3139 for push-on-joint type pipe using flexible elastomeric seals conforming to ASTM F477. The pipe joints shall be assembled in accordance with the recommendations of the manufacturer and in accordance with the specifications.
B. Polyethylene (PE) Pipe
Polyethylene water pipe shall conform to ASTM D2239, ASTM D3035, AWWA 901 with PE pipe materials of either PE 2406, PE 3406 or PE 3408 depending upon the required size, dimension ratio (SDR) and pressure class shown on the plans. Polyethylene plastic water pipe shall meet the requirements of the National Sanitation Foundation Seal of Approval for potable water.
Steel pipe shall meet the requirements of ASTM A53 for galvanized standard weight steel pipe. Fittings for steel pipe shall meet the requirements of ASTM A126 for Class B iron, or of ASTM A197. All fittings shall be galvanized in accordance with ASTM A153.
A. Ductile iron pipe shall meet the requirements of ANSI A21.51 (AWWA C151) for the thickness class and pressure rating called for by the contract.
Such pipe shall be either mechanical joint or push-on-joint and installed with rubber gaskets in accordance with ANSI A21.11 (AWWA C111) (rubber gasket joints for cast iron pipe) or as designated by the Engineer.
All ductile iron water pipe shall be cement mortar lined with a seal coat in accordance with ANSI A21.4 (AWWA C104).
B. Ductile Iron Restrained Joint Water Pipe shall be of the thickness class and pressure rating shown on the utility plans and shall conform to ANSI A21.51 (AWWA C151). Push-on-joints for such pipe shall be in accordance with ANSI A21.11 (AWWA C111). Pipe thickness shall be designed in accordance with ANSI A21.50 (AWWA C150) and based on laying conditions and internal pressures as stated on the plans.
Cement mortar lining and seal coating for pipe shall be in accordance with ANSI A21.4 (AWWA C104). Bituminous outside coating shall be in accordance with ANSI A21.51 (AWWA C151).
C. Ductile iron water pipe fittings and specials for cast iron or ductile iron water pipe shall conform to ANSI/AWWA C110/A21.10 for standard size fittings or ANSI/AWWA C153/A21.53 for compact fittings. All joints shall be either mechanical joint or push-on joint conforming to ANSI/AWWA C111/A21.11. Fittings shall be cement mortar lined with a seal coat in accordance with ANSI/AWWA C104/A21.4. All fittings shall have a minimum pressure rating of 250 #.
Fire hydrants shall be iron body, fully bronze mounted, dry barrel type conforming to ANSI/AWWA C502 and shall be suitable for a working pressure of 150 psi. Hydrants shall be constructed to permit withdrawal of internal working parts without disturbing barrel or casing. Valves, when shut, shall be reasonably tight when the upper portion of the barrel is broken off. All hydrants shall have a breakable safety flange located at the connection of the barrel of hydrant. Hydrants shall have a 6-inch inlet connection with mechanical joint, two 2-1/2 inch hose connections and one 4-1/2 inch pumper connection. Outlets shall have national standard fire hose coupling threads.
Working parts shall be bronze meeting the requirements of ASTM B62. Hydrants shall be connected to the main with 6-inch diameter pipes. Design, materials, and workmanship shall be similar and equal to the latest stock pattern ordinarily produced by the manufacturer. Nipple caps shall be securely chained to the barrel. Valve openings shall be at least 4-1/2 inches in diameter. Barrel shall be of sufficient length to stand approximately thirty inches above ground and maintain a cover of 36" unless otherwise specified. Hydrants shall be painted with one coat of primer paint and two coats of an approved paint of the owner's standard color. Final coat shall be applied after hydrant installation.
A. Iron Gate Valves
Gate valves shall be iron body and shall conform to ANSI/AWWA C500 for bronze mounted, double disc, parallel seat type valves or to ANSI/AWWA C509 for resilient seat type valves. Gate valves shall have non-rising stems with a 2 inch square operating nut and O-ring seals, and shall open by turning counter clockwise. Gate valves shall have mechanical joint ends conforming to ANSI/AWWA C111/A21.11 unless otherwise shown on the plans or directed by the Engineer. Gate valves shall have a design working water pressure of 200 psi.
B. Bronze Gate Valves
Bronze gate valves shall have a body conforming of ASTM B62 with a tee head operating nut and shall be a solid wedge type. The valves shall be designed for a working pressure of 200 psi. The valves and type of joint connection shall have been approved by the Engineer.
1036-8 MISCELLANEOUS CASTINGS.
Manhole rings and covers, valve boxes, and meter boxes shall be gray iron castings meeting the requirements of Article 10746(B).
1036-9 ACRYLONITRILE-BUTADIENE-STYRENE (ABS) PIPE.
Acrylonitrile-butadiene-styrene (ABS) pipe shall meet the requirements of ASTM D2661.
1036-10 TAPPING SADDLES, SLEEVES OR VALVES:
A. Tapping Saddles
Tapping saddles shall conform to AWWA Standards.
B. Tapping Sleeves
Tapping sleeves shall be cast iron, ductile iron, or Type 304 stainless steel and shall be pressure rated at 200 psi. Tapping sleeves shall be either the split sleeve type with mechanical joint ends or the full circle type with double seals. The outlet shall be 125 psi flange.
C. Tapping Valves
Tapping valves shall be iron body with flanged mechanical ends and pressure rated at 200 psi. Tapping valves shall be AWWA type valves except the opening shall be clear to allow a full size cutter to pass thru. Tapping valves shall have non-rising stems with Oring seals and 2 inch operating nut, and shall open counter clockwise. Tapping valves shall be of the same type as required for gate valves (double disc C500 or resilient seat C509).
1036-11 CORPORATION AND CURB STOPS.
Corporation stops and curb stops shall be all bronze material
of approved construction conforming to ANSI/AWWA C800.