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CITY OF'SANTAANA BXHIBITA RFP NO,; 16-114 SUBFURFACE tYrILITY ENGINEET{IrNG SERVICES SCOPE OF WORIWDRT� btroductlon and BftLkirrotarrd- The City of Santa Ana Is located in the County of Orange in Scalthern California. The City oncompassos 27.5 square miles and a population of over 325,000 people, The City of Santa Ana Pubho Works Agency (PWA.) is soliciting proposals for Subsurface Utility Engineering (SUE) Sotvioes, These tasks include looation and identification of underground utilities in the planning, design, pre -constriction, and construction phases. Those services are on -call and on an as- rwedod basis. This request for proposal (11172) provides interested qualified firms with the information enabling them to submit a Service Bid Proposal and to provide the services described herein. Description of Work: On as needed basis, the selected flrm/s slrah provide the City with the following servicos as described herein. Underground UtilityLocathig; Determine the precise horizontal and vertical position, size, condition, material, utility owners name grid other characteristics of underground utilities using vacuum 6xcavadon and or other comparable means, Obtain and review plans provided by the City showing areas requiring locating (test bo:reholes) sites as identified by the plans, • Excavate using a method to enable vertical and horizontal exploration and locating' means. • Furnish and install permanent above ground marker and color code for each of the utilities (i.e., P,Ii., nail, ,peg, steel pin, or hub) directly above the oentortine of the structure and record the elovation of tho marker along withall the characteristics of the utility. + All horizontal and vertical data shall meet survey standards in accordance and as detailed by the Engineer • Provide the following as part of the borehole test information a, Elevation top and bottom of the utility tied to the datum and or furnished Information by the Easineer, The accuracy of the vertical elevation shall be within (+/- Aft). b, Elevation of the existing grade over the utility test borehole and the pavo�ncnt and Wokfill material c, horizontal location refotenood to the provided datum and or as requested by the Engineer d. Obtain pilao, duct back, encasoment, and anulti- conduit configuration width (outside dlarnoter) e, Provide utility sttucture material oompositioar and condition f, Idontify benchmarks used to determine elevations and iaotude it as part or the final deliverable report. g. Identify and provide pavement thiciroess, material and condition and soil type characteristics, 4MII