505 E Central Ave #B - DEF 1 - Plan

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CITY OF SANTA ANA SPECIFICATIONS PROJECT NO.: XX-XXXX PROJECT TITLE 154 All labor and equipment necessary to conduct these tests shall be furnished by the contractor. The contractor shall submit all laser profile documents to the Engineer for review and approval no later than (10) days after the test. 6.11 NEW MANHOLE STRUCTURES Construction of new concrete manhole structures shall be done in accordance with City of Santa Ana Standard No. 1201, details as shown on the plans, the applicable provisions of Sections 201, 303, and 306 of the Standard Specifications and these Special Provisions. This work shall also include the removal and/or modification of any interfering portions of existing sewer pipes, drop inlets, PCC encasements, etc., necessary to construct each manhole structure complete in place. Concrete for manhole structures shall be Class 560-C-3250. All reinforcing steel used in these structures shall be Grade 40 minimum. Fly ash additives and/or substitutes shall not be permitted. The following is hereby added to Subsection 201-4.1, of the Standard Specification: Concrete curing compound shall be Type 2. The following is hereby added to Subsection 303-1.1, of the Standard Specification: Once any excavation for the construction of a manhole structure is commenced, the Contractor must diligently pursue the completion of the structure, including structure backfill, compaction, and restoration of surface improvements and temporary paving. Open excavations shall be properly barricaded, backfilled or covered with steel traffic plates to the satisfaction of the Engineer at the end of each workday. For new manholes on large sewer mains, or for manholes with extreme depths of cover, a larger diameter manhole will be required. The design of these larger manholes shall be reviewed with and approved by the Water Resources Division. The larger manhole cover shall be in accordance with Standard Plan No. 1211 and these Special Provisions. For larger manhole frames and covers, the Water Resources Division may require frames and covers fabricated of fiber reinforced polymer (FRP). These larger FRP manhole frame and cover sets shall be manufactured by GMI Composites, Inc., no equal. The FRP frame and cover system shall meet the following requirements: contain 45 percent to 70 percent fiber reinforcement; thermoset resin with UV inhibitors to prevent photo degredation; minimum strength to weight ratio of 750:1; integrated gasket to minimize traffic shock, abate noise and orders and prevent water entry into manhole; skid 505 E Central Ave #B11/6/2024