Columbia Ionwave #BID001-26-27-TUE

Columbia Stormwater Pond Retrofit & Sewer Replacement Construction Opportunity

The City of Columbia Department of Engineering is seeking bids for the Louisa Street Stormwater Pond Retrofit and Sewer Replacement project in a residential area near the Southern Railroad and Louisa Street. - Project scope includes: - Retrofitting an existing dry stormwater detention basin into a wet retention basin to increase stormwater management capacity - Grading, excavation, and installation of drainage structures and pond control structures - Removal of existing chain link fencing, trees, vegetation, and debris - Installation of new fencing (chain link and decorative privacy), gates, and riprap for slope/channel protection - Revegetation with specified seed mixes and deep pool plantings - Relocation of a sanitary sewer line, including: - Installation of 1,021 linear feet of new 12-inch PVC sanitary sewer pipe - Abandonment (683 LF) and removal (40 LF) of existing sewer pipe - Installation of 5 standard sanitary manholes - Sanitary sewer bypass pumping during construction - Erosion and sediment control measures required, including silt fence installation (1,250 LF), temporary stabilization seed and mulch (9,000 SF), and stone construction entrance - Traffic control and construction/utility surveying are required throughout the project - All work must comply with City, County, State, and Federal regulations, and City of Columbia specifications for sodding, fertilizing, and seeding - Emphasis on participation from Local Business Enterprises and Disadvantaged Business Enterprises - No specific OEMs or vendors are named; the solicitation is open to qualified, licensed general contractors - Notable requirements: erosion/sediment control, traffic control, and adherence to detailed landscaping and revegetation specifications

Description

This solicitation is an Invitation for Bids issued by the City of Columbia for the Louisa Street Stormwater Pond Retrofit and Sewer Replacement project. The project involves retrofitting an existing dry stormwater detention basin into a wet retention basin with additional stormwater management volume, including removal of existing fencing, trees, vegetation, and debris. It also includes grading, installation of new fencing, pond control structure, revegetation, and relocation of a sanitary sewer line. The work is to be performed in a residential neighborhood adjacent to the Southern Railroad and Louisa Street. Bids are due by September 2, 2026, and a non-mandatory pre-bid meeting will be held via Zoom on August 12, 2026.

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