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over pipe shall be done by machine. C. Pipes routed across drives shall be sleeved in Schedule 40 PVC. Sleeves shall be installed 24" below grade. 3.05 SPRINKLERS A. All sprinklers shall be as specified on the drawings, or approved equal. Install 12" from edge of paving or walls. B. All sprinklers in lawn areas shall be installed on flex pipe. Shrub heads shall be on PVC pipe. Sprinkler shall be tightly secured to risers to deter vandalism. C. All sprinklers shall be set to finished grade. 3.06 COORDINATION A. Irrigation Contractor shall. coordinate his work with Landscape and Paving Contractors, so that no heads or lines conflict with other work. B. Irrigation Contractor shall coordinate his work with Electrical Contractor to provide proper hook-up of the pump station. he Electrical Contractor shall bring power to the station and connect to the pump motor. Irrigation Contractor shall refer to Division 16000 of the Specifications for information concerning electrical work on site. 3.07 TESTING Pipe lines, when tested under a pressure of 125 lbs. Per square inch, shall have NO LEAKAGE ALLOWED. All visible leaks at exposed joints and all leaks evident at the surface where joints are covered shall be repaired and leakage eliminated,regardless of total. leakage as shown by test. Lines which fail to meet tests shall be repaired, and re- tested as necessary until test requirements are complied with. Defective materials, pipes, valves and accessories shall be removed and replaced. The pipe lines shall be tested in such sections as may be directed by the Engineer by shutting gates or installing temporary plugs as required. The line shall be filled with water and all air removed and a pressure of 125 lbs. Per square inch shall be maintained in the pipe for a period of not less than two (2) hours by means of a force pump to be furnished by the Contractor. Accurate means shall be provided for measuring the water required to maintain this pressure. The amount of water required is a measure of the leakage. 3.08 GUARANTEE All parts, materials and labor shall be guaranteed for one (1) year beginning at final acceptance of the project by the Owner. ***END OF SECTION*** 02500-5