UNSPSC 31311300: Bolted pipe assemblies

UNSPSC 31311300 Bolted pipe assemblies (Class) covers fabrication, supply, and installation of bolted pipe systems and components for municipal water, wastewater, stormwater, and industrial applications. State and local governments procure these assemblies for infrastructure projects ranging from routine utility maintenance to emergency bridge and outfall replacements, with recent solicitations emphasizing just-in-time inventory management, rapid delivery capability (24 to 48 hours), and compliance with standards such as AWWA specifications for water systems and FDEP permits for environmental protection. Issuing bodies include city public works departments, county utilities divisions, special-purpose water and sewer authorities, and higher-education institutions operating research facilities. Orange County, Florida and the City of Palm Bay appear repeatedly in recent activity, indicating sustained demand for pipe supply and replacement services in that region.

Recent activity spans Florida, Texas, and Georgia. The City of Phoenix Public Works Department issued IFB 26-SW-0379 (due August 12, 2026) for industrial pipe, miscellaneous fittings, and equipment including HDPE and PVC pipe with a three-year contract term and DBE-N compliance required. Orange County, Florida posted Y26-126 for sewer pipes and fittings with an estimated five-year spending total of approximately $28.7 million, responding deadline January 22, 2026. The City of Lawrenceville, Georgia solicited natural gas pipe and materials for the Cedars Road to Sugarloaf Parkway DOT Project (PE66751NONST2027000000096, due July 23, 2026) with storage and just-in-time delivery coordination. Texas A&M University System issued ITB TAMUS-ITB-26-0539 for range pipe fabrication services at the RELLIS Campus (due July 23, 2026). The City of Palm Bay, Florida posted RFI 38RFI26 (due June 9, 2026) seeking input on stormwater pipe rehabilitation and replacement solutions along the Malabar Road corridor, signaling pipeline infrastructure challenges and upcoming procurement activity in that jurisdiction.