Specifications include, but are not limited to: The project consists of, but is not limited to, the following: the demolition and removal of the existing pump house building and surge tank and associated structural, architectural, mechanical, plumbing, electrical, and pool equipment items; the removal and replacement of the pool deck; repairs to the pool and pool accessories; and the provision of a new pump house and surge tank and associated civil, structural, architectural, mechanical, plumbing, electrical, and pool equipment items.; SUBDRAINAGE: 3.3 UNDER DRAIN INSTALLATION: A. Lay flat-style geotextile filter fabric in trench and overlap trench sides.; B. Place supporting layer of crushed stone over compacted subgrade and geotextile filter fabric, to compacted depth of not less than 6 inches.; C. Install perforated piping as indicated in Part 3 "Piping Installation" Article for foundation subdrainage.; D. Add crushed stone to width of at least 6 inches on sides and to top of pipe to perform tests.; E. After satisfactory testing, cover perforated piping to depth of at least 6 inches with crushed stone. Minimum dimensions of crushed stone shall be 18 inches by 18 inches per linear foot.; 3.5 PIPE JOINT CONSTRUCTION: A. Join perforated PE pipe and fittings with couplings according to ASTM D 3212 with loose banded, coupled, or push-on joints.; B. Join perforated PVC sewer pipe and fittings according to ASTM D 3212 with loose bell-andspigot, push-on joints.; C. Special Pipe Couplings: Join piping made of different materials and dimensions with special couplings made for this application. Use couplings that are compatible with and fit materials and dimensions of both pipes.; SITE WATER DISTRIBUTION PIPING: A. Water-Main Connection: 1. Tap water main in accordance with requirements of water utility company and of size and in location indicated.; B. Make connections larger than NPS 2 with tapping machine according to the following: 1. Install tapping sleeve and tapping valve in accordance with MSS SP-60.; 2. Install tapping sleeve on pipe to be tapped. Position flanged outlet for gate valve.; 3. Use tapping machine compatible with valve and tapping sleeve; cut hole in main. Remove tapping machine and connect water-service piping.; 4. Install gate valve onto tapping sleeve. Comply with MSS SP-60. Install valve with stem pointing up and with valve box.; C. Install ductile-iron, water-service piping in accordance with AWWA C600 and AWWA M41.; D. Install PE pipe in accordance with ASTM D2774 and ASTM F645.; E. Bury piping with depth of cover over top at least 60 inches, with top at least 12 inches below level of maximum frost penetration, and according to the following: F. Install piping by tunneling or jacking, or combination of both, under streets and other obstructions that cannot be disturbed.; G. Extend water-service piping and connect to water-supply source and building water-piping systems at outside face of building wall in locations and pipe sizes indicated.
