UNSPSC 71112204: Logging while perforating services

well seismic data is recorded during perforating services.

UNSPSC 71112204 Logging while perforating services is a Commodity code that in state and local procurement activity covers landfill gas extraction system design, construction, and installation, including the drilling, placement, and perforation of extraction wells and the installation of associated collection piping, condensate handling, and control infrastructure. State and local buyers under this code are primarily special-purpose waste management and water/wastewater authorities. The Dalton-Whitfield Solid Waste Authority in Georgia issued an Invitation to Bid in April 2026 for a landfill gas collection and control system expansion at its Old Dixie Highway Municipal Solid Waste Landfill, specifying comprehensive scope including surveying of gas extraction well locations, installation of extraction wells with HDPE casing, approximately 4,100 linear feet of 6-inch perforated horizontal collectors, approximately 7,420 linear feet of lateral piping in various diameters, liquid conveyance and air supply lines, wellheads, condensate sumps with pneumatic pumps, and associated controls and monitoring equipment; the Eastern Municipal Water District in California issued a Request for Proposal in February 2026 for a long-term Design-Build-Finance-Own-Operate-Maintain agreement to develop and operate a Digester Gas Utilization Project at three Regional Water Reclamation Facilities, converting digester gas from anaerobic sludge treatment into renewable natural gas or other marketable energy products at a minimum 90% utilization rate.

Recent activity under this code is concentrated in Georgia and California. The Dalton-Whitfield Solid Waste Authority's ITB closed May 21, 2026, with mandatory pre-proposal conference on May 1, 2026; qualifying contractors must hold Georgia general contractor licensure with a minimum five years' experience in landfill gas collection and control system construction and installation, having successfully completed at least five similar or larger projects within five years, and must perform a minimum of 50 percent of labor on-site, with Substantial Completion within 120 calendar days of Notice to Proceed and final completion within 150 calendar days. The Eastern Municipal Water District's RFP closed April 13, 2026, with mandatory pre-proposal meeting March 9, 2026, and mandatory site tours March 18–19, 2026; proposers must demonstrate minimum five years' direct experience in similar DBFOOM digester gas projects, provide audited financial statements for the past three years, and post bid, payment, and performance bonds estimated at $20 million, $2 million, and $2 million respectively, with technical proposals scored on a maximum of 70 points and cost on a maximum of 30 points, contract term either 15 years plus one optional 5-year extension or 20 years plus one optional 5-year extension, and substantial completion with facility commissioning by June 2029.