23A - PROJ - WATER MAIN IMPROVEMENTS

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CITY OF SANTA ANA SPECIFICATIONS PROJECT NO. 11 -6416 SEVENTEENTH STREET WATER MAIN IMPROVEMENTS 3.07 EXISTING UTILITIES AND ADJUSTMENTS IN GRADE All existing utilities shall be protected in place, unless otherwise noted on the plans. The Contractor shall be responsible for any damage to existing utilities as a result of his operations. The location of existing utilities as shown on the plans was obtained from a search of available records. It shall be the Contractor's responsibility to notify the respective utility owners and Underground Service Alert (1- 800 - 422 -4133) to determine the exact field location of all utilities shown or not shown on the plans, which may conflict with his operations. Potholing of existing utilities and service connections to determine exact depth and field locations shall be the responsibility of the Contractor. The Contractor shall excavate trench 100 feet in advance of pipe laying operations to allow for any necessary adjustments in grade to clear any unmarked or unforeseen utilities. In addition, The Contractor shall determine the location and depth of all utilities including service connections, which may affect or be affected by its operation, three (3) weeks in advance. In the event of any conflicts The Engineer shall be immediately notified. City owned utility frames and covers for survey monuments, water meter, water valves, traffic signal and street light pull boxes, and manholes within the area to be paved or graded, shall be set to finish grade by Contractor after construction of new asphalt concrete pavement. In portland cement concrete pavement and sidewalk areas, City utility frames and covers shall be adjusted to grade prior to placement of concrete. Contractor shall supply new sewer manhole frame and covers, sewer cleanout frame and covers and water valve pot frame and lids per City standard plans. Prior to paving, an "I.D. Locator" shall be attached to each valve box or manhole cover. An "ID Locator" is a rubberized marker approximately 4" high that adheres to the utility cover and pops -up after paving for easy identification and location of the respective valve box or manhole. Contractor shall measure and tie -out locations of manholes and water valves prior to paving. 3.08 PVC WATER MAIN Underground conduit construction shall conform to all applicable Subsections of Section 306 of the Standard Specifications, the American Water Works Association Standards (AWWA), the City of Santa Ana Standard Plans and these Technical Provisions. This work shall include constructing AWWA C900 -97, Class 200 DR14, PVC Water Main, and appurtenances complete and in place, of the size and class, and to the alignment and grade as indicated on the plans. The minimum cover over top of pipe shall be 36" to finished surface. T -3g 23A -102