UNSPSC 31311601: Aluminum sonic welded pipe assemblies

UNSPSC 31311601 Aluminum sonic welded pipe assemblies is a Commodity code that in practice covers industrial pipe supply contracts for municipal water, wastewater, and stormwater infrastructure projects, along with associated fittings and materials on an as-needed basis. State and local governments procure under this code primarily through water and utility districts, county public works departments, and municipal water treatment facilities. The scope spans supply of HDPE and PVC pipe in multiple diameters, ductile iron pipe for chemical injection systems, fittings, hand tools, and related inventory maintained locally to support emergency and routine municipal operations. Suppliers are expected to meet 24- to 48-hour delivery windows, maintain dedicated contract representatives, and comply with federal and state nondiscrimination statutes including DBE requirements where projects involve federally assisted transit or environmental programs. Contracting jurisdictions typically evaluate vendors on cost, small business participation goals (ranging from 25 to 30 percent in recent solicitations), past performance on similar projects, delivery capability, and local presence or business location preferences.

Recent opportunities span Arizona, Florida, California, and Texas. The City of Phoenix Public Works Department posted IFB 26-SW-0379 on July 8, 2026, for industrial pipe, fittings, and equipment supply under a three-year term with two one-year options commencing December 1, 2026, with proposals due August 12, 2026, subject to DBE compliance under 49 CFR Part 26. Collier County, Florida issued Bid 26-8683 on July 2, 2026, for SCRWTP Lime Softening Improvements — Blend Tank, a $3.29 million construction project involving ductile iron piping installation with dual chemical injection systems and associated instrumentation, bids due July 15, 2026. The City of Fort Worth released RFP 26-0222 on June 24, 2026, for aluminum, iron, rebar, and steel materials on an as-needed basis with a 30 percent small business participation goal, proposals due July 23, 2026. Collier County also solicited sealed bids for the Naples Park 103rd & 104th Avenues North Public Utilities Renewal Review Project (Bid 268647), a $17,848,277 utility infrastructure renewal involving 11,330 linear feet of water main and 11,200 linear feet of sewer pipe replacement across residential avenues, with bids due May 15, 2026. The City of Palm Bay, Florida posted ITB 41ITB26 on June 8, 2026, for I-95 Outfall Pipe Replacement under DEP permits with coastal environmental restrictions, bids due July 14, 2026.