Columbia Ionwave #BID009-26-27-TUE-CDBE

Columbia sewer cleaning, inspection, and geopolymer rehabilitation with CIPP alternate

The City of Columbia is seeking bids to clean, inspect, and rehabilitate large sewer lines in its collection system. - Government buyer: City of Columbia, including Columbia Water; Procurement Department / Department of Procurement and Contracts. Work is in Columbia, South Carolina, including the Grist Mill and I-77/Bluff Road areas, in Richland and Lexington Counties. - OEMs and named vendors: No manufacturers, OEMs, or prospective vendors are identified in the materials. - Base scope: Clean 6,290 LF of 42-inch sewer and 270 LF of 30-inch sewer, plus 1,000 LF of heavy cleaning and root removal; perform 6,290 LF each of pre- and post-rehabilitation multi-sensor inspections of the 42-inch sewer; rehabilitate 990 LF of 48-inch and 2,775 LF of 54-inch sewer using spray-applied geopolymer; and line 355 VF of manholes with geopolymer. Also includes 18 VF of manhole drop connections, traffic protection, erosion and sedimentation controls, and temporary sewer flow control. - Priced alternate: CIPP lining for 990 LF of 48-inch and 2,775 LF of 54-inch sewer, cementitious lining for 102 VF of 4-foot-diameter manholes, and alternate temporary flow control. - Additional scope and requirements: Approximately 14 manholes are included in the project scope; plans also identify one manhole replacement with a 20-foot future-connection stub. Provide temporary bypass pumping and piping at specified work areas. Prioritize high-priority IRR Group 3 work. The stated completion periods are 300 days to substantial completion and 330 days to final completion, with 180 additional days for closeout. Geopolymer liner requirements include a 50-year design life and a two-year warranty. A 9% CDBE subcontracting participation goal is specified.

Description

The City of Columbia is soliciting bids for major sewer pipe rehabilitation using spray-applied geopolymer. The work includes sewer cleaning and inspection, geopolymer rehabilitation of sewer pipes and manholes, and temporary sanitary sewer flow control. The bid form also includes a CIPP rehabilitation additive alternate. Bids must be submitted online through eBidcolumbiasc by December 15, 2026, at 12:00 PM ET.

View original listing