UNSPSC 81141507: Tank gauge maintenance

Tank gauging is the measurement of liquids in large storage tanks with the purpose of quantifying the volume and mass of the product in the tanks. Using mechanical gauges that required maintenance, repair, and supply of parts. The oil and gas industry generally uses static volumetric assessments of the tank content. This involves level, temperature and pressure measurements.

UNSPSC 81141507 Tank gauge maintenance is a Commodity code that encompasses tank rental, refill, delivery, and servicing work for state and local governments. Recent solicitations show the code in use for CO2 tank rental and maintenance at public aquatic facilities and for underground storage tank removal, decontamination, and disposal at municipal fire stations and other public buildings. The work includes monthly tank rental agreements with associated delivery and refill services, tank inspections and maintenance, installation and deinstallation, site restoration, and full decontamination and disposal protocols. County governments and city purchasing offices issue solicitations under this code, with Collier County, Florida appearing as a repeat buyer for CO2 tank services supporting recreational and municipal operations.

Collier County, Florida, and the City of Meriden, Connecticut, dominate recent activity. Collier County has posted two Quick Quote solicitations (QQ2026136 in June 2026 and QQ2026144 in October 2026) for CO2 rental, refill, and delivery services at six county aquatic facilities, with monthly rental of nine 750-cubic-foot tanks and five 125-cubic-foot portable tanks, plus refill and delivery for county-owned tanks at Big Corkscrew Island Regional Park, under October 2026 through September 2027 contracts. The City of Meriden issued an Invitation to Bid (ITB B027-12) in August 2026 for removal and decontamination of a 4,000-gallon underground storage tank at Engine Company #2, with bids due September 9, 2026, requiring Connecticut state certification for tank removal and minimum two years of experience; the work includes excavation, soil testing, tank closure reporting, and site restoration. Both jurisdictions impose all-inclusive, firm pricing through contract end, workers' compensation insurance at statutory limits or $1 million minimum, commercial general liability of $1 million per occurrence, and require FOB destination delivery with no surcharges.