Renovation of a water / sewer project in Georgetown, South Carolina. Completed plans call for the renovation of a water / sewer project.

- Supply all labor, materials, equipment and incidentals required to install and place into operation the grit trap system as shown on the Drawings and as specified herein. Question Deadline 09/20/2023 at 2:00 PM ET Questions regarding this RFB should be submitted in writing and emailed to purchasing@georgetownsc.gov, The Contractor shall be responsible for removing the existing grit removal equipment and to replace with a new system including the associated piping and valving work. Work items include: 1. Both pumps and vortex units will be removed and replaced simultaneously. 2. Provide mobile crane and place it next to structure for the removal and reinstallation of equipment. 3. Selectively demolish two (2) grit trap systems, two (2) grit pumps, two (2) motors, and three (3) control panels. Save pumps, motors, and control panels for turnover with the owner. 4. Remove Ductile Iron Pipe (DIP) and pipe supports up to flange connection of grit classifier. All removed piping and pipe supports shall be disposed of by contractor. 5. Furnish and install new 4-in. DIP piping and pipe supports. Pipe size to match the existing. The piping work includes both suction and discharge piping from new grit pumps to the existing grit classifier. Routing of pipe of pipe to be similar to existing piping but may be modified to suit field conditions. All DIP shall be cement lined. DIP to utilize mega flanges on straight pipe sections. Include all fittings, bolt/gasket kits. 6. Furnish and install two (2) 4-in. flanged check valves. 7. Furnish and install seven (7) pipe stanchion supports. Supports to be installed similar to existing layout. 8. Paint new piping with epoxy paint. All ferrous surfaces (except stainless steel) shall be coated with a pre-primer, primer, and a topcoat. Utilize different colors for each application. Colors shall be identified in the submittals. 9. Furnish and install two (2) new Hydra-Dyne grit trap equipment existing concrete grit tank. 10. Furnish and install two (2) new grit pumps to adjacent grit tanks, including all pump accessories, motor(s), and gearbox(s), epoxy-coated base frames, belt guard, and vbelt. 11. Furnish and install one (1) 1-in. brass body solenoid valve and two (2) 1-in. manual isolation valve. 12. Furnish and install two (2) grit pump metal stands and anchor to supports. One grit pump will need to be located on support beams due to location. The other pump will need to be mounted on concrete. Field verify pump mounting locations. 13. Furnish and install new main control panel. Include electrical terminations, conductor installation, and new wiring to equipment. 14. Install all equipment per manufacture's recommendations. 15. Mount new control panel in existing location. 16. Pull and terminate new wire for grit equipment and pumps. 17. Metal grating to be modified as needed for permanent pump equipment installation. 18. Provide grit removal factory testing and pump factory testing certification reports. 19. Arrange for Manufacturer's field training with Owner's plant staff. 20. Include one (1) trip and two (2) eight-hour days for field training, testing, commissioning, and certifications of Hydro-Dyne Engineering. 21. Include all equipment electrical and mechanical testing, startup, and commissioning