NIGP 31238: Environmental Control Systems, Aircraft

NIGP 31238 Environmental Control Systems, Aircraft is an Item code covering air handling, environmental conditioning, and related mechanical and electrical systems for airport facilities and aircraft operations. The City of St. George is currently soliciting installation and equipment supply for an air traffic control tower, representing the practical scope of work under this code: structured cabling, communications systems, electronic safety and security systems, access control hardware, video surveillance infrastructure, and associated facility conditioning. State and local procurement of environmental control systems for airports centers on tower modernization, hangar climate control, and terminal HVAC infrastructure. Issuing bodies are predominantly airport authorities, municipalities operating public-use airports, and regional aviation facilities; school districts occasionally procure smaller-scale environmental equipment for aviation training programs where present.

The City of St. George posted Invitation for Bid (IFB) 26292 on June 23, 2026, with response due July 21, 2026 at 2:00 p.m. MDT; mandatory pre-bid meeting is July 1, 2026 at 11:30 a.m. local time. The SGU Air Traffic Control Tower MEL Package encompasses equipment and installation costs (Schedule I) and furniture, fixtures, and equipment installation costs (Schedule II), with work to commence within thirty calendar days of Notice to Proceed and completion within 365 calendar days. All work must comply with the Build America, Buy America Act; bidders must demonstrate DBE participation and provide bid bonds equal to 5 percent of total bid amount, issued by a Utah-licensed surety, plus 100 percent payment and performance bonds within ten calendar days of award. Liquidated damages are $250 per day for schedule failure and an additional $250 per day for failure to cure deficiencies within ten days. A one-year warranty applies from final acceptance. Funding flows through the Airport Improvement Program. Davis-Bacon wage rates and E-Verify employment verification are required.