City of Columbia Ionwave #70/2026 Addendum 2

Construction of Deicing Pad and Glycol Containment Facility at Columbia Regional Airport

The City of Columbia, Missouri is seeking bids for the construction of a deicing pad and glycol containment 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, storm drainage, and a comprehensive glycol collection system - Five 50,000-gallon underground storage tanks for glycol waste water - Lift station, splitter structure, truck loading equipment, and associated electrical, mechanical, and instrumentation controls - Airfield lighting modifications, high mast apron lighting, and taxiway improvements - Extensive site work including excavation, grading, utility relocation, pavement removal and replacement, and erosion control - Products and Materials: - 5 x 50,000-gallon underground storage tanks (fiberglass reinforced plastic) - PVC Schedule 40 conduit for all electrical installations - Plug valves for glycol waste water system (specification 335347) - Concrete, steel, plumbing, and various pipe and drainage components - Airfield lighting fixtures, transformers, and controls - Notable Requirements: - Adherence to FAA and MoDOT specifications for pavement and repairs - Strict operational safety and environmental compliance - Project is state sales tax exempt and requires a 5% bid bond - DBE participation goal is 0% - Coordination with FAA, airport operations, and utility providers is mandatory - Project Phasing and Duration: - Divided into multiple phases (Phase 1A, 1B, and 2) totaling 180 calendar days - Liquidated damages apply for schedule overruns - No specific OEMs are named for major equipment; products are specified by type and performance requirements.

Description

This solicitation is a Request for Bid (RFB) 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 29, 2026, either electronically or in person, and comply with all specifications and addenda.

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