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EXHIBIT "A" SCOPE OF SERVICES A. PROJECT DESCRIPTION The City of Redwood City seeks to rehabilitate the two (2) sanitary sewer pump stations located at the Redwood Shores Area namely: P.S. No. 13 and P.S. No. 16 in order to improve the reliability of the wastewater services. This project involves the engineering and construction services by qualified engineering consulting firm. The Consultant will prepare the plans and specifications, cost estimates, contract documents for bidding, provide bid support and construction services and prepare the final as-built drawings for the Sanitary Sewer Pump Station Rehabilitation Project (P.S. No. 13 and P.S. No. 16). The project includes the following work activities for each of the following sanitary sewer pump station. B. SCOPE OF IMPROVEMENTS Pump Station #13 (located on Redwood Shores Parkwav, North of Shoreline Drive 1. Rehabilitate existing wet well surFace with new suitable epoxy coating material. 2. Remove and replace existing submersible pumps with new 5 HP Flygt model NP 3102 MT, 152 mm impeller diameter, 4" inlet and outlet submersible pumps or approved equal including pipe assembly and accessories. 3. Remove and replace the existing pump shoes inside the wet well bottom. It's the piece that connects to the bottom of the wet well that connects to the discharge elbow. 4. Remove and replace existing wet well piping and hardware inside the wet well. 5. Remove and replace existing valve vaults with precast reinforced concrete box structures for utility service complete with openings, inserts, floor drain and hardware. 6. Remove and replace existing wet well hatch and grate with new Flygt SafeHatch Model "FLE" with safety grate. 7. Remove and replace blowers and vents for the wet well and valve vault with Hartzell fans. Install new Hartzell fan model #A42-4-10-F100GFXFC 286 CFM or approved equal. 8. Remove and replace existing wet we II guide rails. 9. Remove existing wet well ladder. 10.Remove and replace flow meter, couplings, adapters, pressure gauges, pipe supports andotherappurtenances. 11.Remove and replace existing sanitary sewer pump station's motor control center and update all existing MCC equipment and cabinet with Tesco Motor Control Center Unit or approved equal. (e.g. NEMA enclosures, circuit breakers, transformers, power relays, timers, starters, automatic transfer REV:01-04-16 VR Page 10 of 18 ATTY/AGR.2016.001/Wils�y Ham-Engineering, Surveying&Planning