City of Columbia Ionwave #51/2026

Sidewalk and Accessibility Improvements – St Joseph Street, Columbia, MO

This opportunity involves sidewalk and accessibility improvements for the City of Columbia, Missouri along St Joseph Street: - Government Buyer: - City of Columbia, Missouri, Purchasing Division - Contact: Michelle Sorensen - Scope of Work: - Removal and replacement of sidewalks, ramps, driveways, and curb/gutter - Installation of ADA-compliant curb ramps and detectable warning panels - Repair of retaining walls and replacement of steps - Seeding, mulching, inlet protection, valve adjustments, and temporary traffic control - Mobilization of personnel, equipment, and materials - Quantities and Key Products: - 147 SY sidewalk/ramp/landing removal - 99 SY 4" concrete sidewalk - 48 SY 6" concrete ramp/landing - 40 SF detectable warning panels - 116 SY driveway approach removal and 6" concrete driveway approach - 40 SY curb & gutter removal and installation - 40 units retaining wall repair - 1 unit each for step replacement, seeding/mulching, temporary traffic control, and mobilization - 5 units inlet protection, 2 units valve adjustment - Unique Requirements: - Compliance with ADA standards, OSHA training, prevailing wage laws, and HUD CDBG funding requirements - Performance, labor, and materials bonds required - Liquidated damages of $500 per day for late completion - Strongly encouraged pre-bid conference - No specific OEMs or vendors are named; open to qualified construction contractors - Place of Performance: - St Joseph Street from Ash Street to Park Street, Columbia, MO 65203 - Contracting office at City Hall, 701 East Broadway, Columbia, MO 65203

Description

This solicitation is a Request for Bid (RFB) issued by the City of Columbia, Missouri, for sidewalk improvements along St Joseph Street from Ash Street to Park Street. The project involves removal and replacement of sidewalks, ramps, driveways, and installation of detectable warnings, with detailed technical specifications and plan sheets provided. Bidders are required to submit sealed bids by May 12, 2026, and a pre-bid conference is scheduled for May 7, 2026. The work must comply with city and state standards, including prevailing wage orders and bonding requirements.

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