Item 18 - Traffic Signal Installation at Segerstrom Avenue and Rosewood Avenue

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CITY OF SANTA ANA SPECIFICATIONS PROJECT NO.: 25-6030 TRAFFIC SIGNAL INSTALLATION AT SEGERSTROM AVENUE AND ROSEWOOD AVENUE The contractor shall provide traffic control as required and approved by the agency having jurisdiction. Under no circumstances shall the abandonment take place before existing sewers and manholes are out of service and all flow directed to the new or alternate pipes. The manhole wall shall be removed to 18-inches below finished surface and be completely removed and properly disposed of, unless otherwise shown. The manhole base shall be perforated or cored through and filled with sand (SE 30 minimum). The manhole rim and cover shall be salvaged and delivered to the City of Santa Ana Water Resources Division at 215 S. Center Street. Existing pipe ends within manholes to be abandoned shall be plugged with concrete and bricks per section 306-5. Concrete shall be Class C and bricks shall be a manhole brick as specified in Section 202-1 of the Standard Specifications. The contractor shall remove and replace all asphalt, concrete pavement, earthwork, landscaping, or other surface damaged by the abandonment operations per an in conformance with these provisions. 6.15 CONSTRUCT 4" OR 6" HIGH DENSITY POLYETHYLENE (HDPE) SEWER LATERALS AND CLEANOUTS (PIPE BURST) This work involves the installation of HDPE Pipe. Method of construction shall be via trenchless pipe replacement installations. The Contractor shall connect to the new sewer main and to the existing sewer lateral pipe at the property line. The existing sewer lateral shall be depicted on the construction plans based on the best information available. It is the Contractor's responsibility to "locate all points of connection for each new sewer lateral at both ends: the wye at the public sewer main and the private connection point at property line where lateral cleanout will be constructed." The Contractor shall insert a push camera with sounder/locator up the lateral from the main (insertion pit) to mark and locate the point of connection at the property line. All locations points shall be marked in the field prior to installation and construction of new sewer lateral. Underground conduit construction shall conform to all applicable Subsections of Section 306 and Section 500 of the Standard Specifications, the Standard Plans and these Special Provisions. High density polyethylene pipe in accordance with these specifications shall be used in pipe bursting or trenchless pipe replacement installations. 100