North Of River Sanitary Dist 1
Special DistrictCA
Jul 22, 2026
Closes
Sep 17, 2026
Water Resource Recovery Facility (WRRF) Expansion RFP
Project includes expansion of existing preliminary and primary treatment, including new coarse screens, influent pumps, grit removal unit, primary clarifier and fine screens; construction of new secondary liquid treatment with new bioreactor coupled with membranes; expansion of existing anaerobic digestion capacity to include new anaerobic digesters, gas storage, expand screw press, new rotary drum thickeners, sludge pumping, gas storage, new potable and recycled water pumping systems, new plant drain pump station, repurpose secondary clarifier as new emergency storage tank and associated yard piping, new medium-voltage electrical distribution system and standby generators, electrical and controls integration; and all materials and equipment, construction, and services inherent to the Work.
