Bid Package 08 North Well Field - Garney Construction

Colorado River Municipal Water District
Raw Water Supply Well Sites
Ward County North Well Field
1.3 CLOSEOUT SUBMITTALS
A. Operation and Maintenance Data: Submit spare parts lists and maintenance procedures.
1.4 WARRANTY
A. Furnish minimum one year manufacturer warranty for all materials.
PART 2 PRODUCTS
2.1 PLUMBING AND PIPING
A. Water Piping, above Grade:
1. Steel Pipe (Cold Water Only Sizes 4 inch and Larger): ASTM A53/A53M, Grade
B, Schedule 40 with cast iron fittings.
a. Shall be cement-mortar lined in accordance with the most recent version
of AWWA C205.
b. The exterior of the pipe shall be epoxy coated in accordance with the
most recent version of AWWA C210.
B. Water Piping, below Grade:
1. PVC Pipe: AWWA C900, DR18
2.2 PIPING SPECIALTIES
A. Flanges, Unions, and Couplings:
1. Pipe Size 2 inches and Under: Malleable iron unions for threaded ferrous piping;
bronze unions for copper pipe, soldered joints.
2. Pipe Size Over 2 inches: Forged steel flanges for ferrous piping; bronze flanges
for copper piping; preformed neoprene gaskets.
3. Grooved and Shouldered Pipe End Couplings: Malleable iron housing, C-shape
elastomer composition sealing gasket, steel bolts, nuts, and washers.
4. Dielectric Connections: Union with galvanized or plated steel threaded end,
copper solder end, water impervious isolation barrier.
PART 3 EXECUTION
3.1 EXAMINATION
A. Verify excavations are to required grade, dry, and not over-excavated.
3.2 PREPARATION
A. Ream pipe and tube ends. Remove burrs. Bevel plain end ferrous pipe.
B. Remove scale and dirt on inside and outside piping before assembly.
May 18, 2012
Plumbing and Piping
Revision 0 22 10 00 - 2