UNSPSC 31331512: Copper solvent welded structural assemblies

UNSPSC 31331512 Copper solvent welded structural assemblies is a Commodity code that in recent state and local solicitations covers structural steel components and assemblies for bridge and building construction projects. The recent opportunities posted under this code show procurement of steel truss bridge decks, structural shapes for pedestrian and vehicular bridges, and steel framing elements for facility construction. Issuing bodies include county governments and municipal capital delivery departments, with Sarasota County in Florida and the City of San Antonio Capital Delivery Department in Texas appearing as active buyers. The work spans IFB (Invitation for Bids) and RFP notice types for full-scope construction contracts where steel structural assembly is a significant component, often funded through bond programs or capital improvement initiatives.

The code shows activity primarily in Florida and Texas. Sarasota County issued IFB 262861MN for the Midnight Pass Road Pedestrian Bridge with a response deadline of July 27, 2026, comprising a steel truss bridge deck with prestressed concrete piles and concrete end bents. The City of San Antonio Capital Delivery Department posted two RFP opportunities in June and July 2026: RFCSP2026025 for Hays Street Bridge Connections and Eastside Area Streets (due August 25, 2026, with a pre-submittal conference on July 20, 2026) and RFCSP2026071 for Fire Station #33 Facility Replacement (due July 30, 2026, with a mandatory site visit on June 29, 2026). Both San Antonio projects were funded through the 2022 Bond program and included structural shapes and building construction elements. Written questions deadlines and evaluation committee composition are defined in the solicitation documents posted on the CivCastUSA bidding portal.