City of Columbia Ionwave #70/2026 Addendum 1

Columbia Regional Airport Glycol Collection and Deicing Pad Construction

The City of Columbia, Missouri is seeking bids for the construction of a comprehensive glycol collection and deicing pad facility at Columbia Regional Airport. - Government Buyer: - City of Columbia, Missouri (Finance Department Purchasing Division, Columbia Regional Airport) - Project Scope: - Construction of a new deicing pad with airside and landside concrete pavement - Installation of trench drains and piping for glycol collection - Five 50,000-gallon underground storage tanks (single-wall fiberglass reinforced plastic) - Construction of a glycol runoff splitter structure, lift station wet well and valve vault - Truck loading equipment island and station with glycol wastewater connection - Airfield electrical work at Taxiway D, including new high-mast apron lighting and lighting modifications - Instrumentation and controls system (PLC cabinets, HMI controls, sensors, flow meters) - Associated site work: excavation, grading, utility relocation, pavement removal/replacement, storm drainage, culverts, underdrains - Requirements & Notable Details: - All pavement must comply with FAA specifications (except certain vehicular asphalt repairs per MoDOT standards) - Strict adherence to operational safety plans, environmental controls (SWPPP), and Buy American certification for permanent items - Project is phased to maintain airport operations, with coordination required with FAA, airport operations, and utility providers - Liquidated damages apply for delays; 5% bid bond required; compliance with higher of state or federal wage rates - No specific OEMs or vendors are named in the solicitation - Place of Performance: - Columbia Regional Airport, 11300 S Airport Drive, Columbia, MO 65201 - Contract Duration: - 180 calendar days, divided into three or four phases with specific durations for each phase

Description

This solicitation is a Request for Bid issued by the City of Columbia, Missouri, for the construction of a deicing pad and containment facility at Columbia Regional Airport. The project includes airside concrete pavement with trench drain for glycol collection, taxiway taper, landside concrete pavement for truck turnaround, underground storage tanks, truck load island with glycol wastewater connection, airfield electrical work, and high mast apron lighting. The work is phased over 180 calendar days with specific timelines for each phase. Bidders must submit sealed bids by May 28, 2026, and comply with FAA specifications and safety requirements.

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