Replace Underground Water Valves

The solicitation W50S8J26QA013 seeks small business contractors to replace underground water valves at a U.S. Air Force installation in Scotia, New York, with a total small business set-aside under NAICS code 237110. The primary scope involves replacing a 12-inch gate valve, with three optional scopes including replacement of additional 6-inch valves or an 8-inch elbow with associated piping, thrust blocks, and ductile iron pipe. Work must begin within 14 days of notice to proceed and be completed within 60 days, with strict adherence to OSHA trench safety standards, including soil stabilization, compaction requirements of 90 to 95 percent density, and prohibition of work in water-filled trenches. All installations must comply with AWWA C509 or C515 for valves, ANSI A21.11 for joints, and ASTM C94/C94M for 3,000 psi concrete thrust blocks. Valve boxes must be cast iron with “WATER” cast on the lid and coated in bituminous paint, and a pipe-location tape must be installed two feet below grade above buried lines. Work is restricted to 0700–1530 Monday through Friday, excluding federal holidays, with no weekend or holiday operations permitted. Utilities may only be shut down on designated “down days,” and full water service must be restored by Monday morning. Contractors must secure prior coordination with the Contracting Officer’s Representative for material deliveries, utility shutdowns, and any scope changes, and are responsible for repairing any damage to government or third-party property. All personnel require AT Level I Security Training and OPSEC awareness training completed within 30 days of contract start, along with annual refreshers, and must pass NCIC-III and TSDB background adjudications for installation access. Environmental compliance includes recycling all debris with submission of weigh slips to the 109 Environmental Management Office and installing perimeter sediment controls during excavation. Proposals must be submitted via email to 109.aw.fal.msc.contracting@us.af.mil by May 14, 2026, at 4:00 PM, with a mandatory site visit on May 5, 2026, at the Civil Engineering Building in Scotia. No pricing data or evaluation factors are specified in the solicitation, indicating award may be based on technical acceptability and price without formal