Denison Substation Stage 10, Iowa

The Denison Substation Stage 10, Iowa contract is a sealed bid solicitation issued by the U.S. Department of Energy’s Western Area Power Administration under the Western Upper Great Plains Region, with solicitation number 89503426BWA000067 and a response deadline of July 14, 2026. The project involves construction and installation work at a substation site, including the furnishing and installation of a control building, cable trenches connecting to 69-kV, 161-kV, and 230-kV yards, replacement of two cable trench crossings, fiber optic system installation, station service lineup, and temporary service coordination. The scope also encompasses miscellaneous site work such as borrow excavation, embankments, chain-link fencing, gravel surfacing, seeding, steel structures, grounding systems, electrical conduits, outdoor bus systems, and associated electrical equipment. Government-furnished items include control panels, power circuit breakers, disconnecting switches, vertical switchboard sections, and the station battery system. All work must comply with WAPA’s Construction Standards, Standard Drawings, Electrical Equipment Standards, and the project-specific DN Project Specifications and Drawings, with the Project Specifications taking precedence in case of conflicts. Work must adhere to Building Specifications Standard 11, covering general requirements, concrete, metals, wood, and thermal protection. Performance must be completed within 600 days after notice to proceed, with delivery to the WAPA Construction Office in Huron, South Dakota. The solicitation is set aside for small business concerns and includes mandatory clauses requiring adherence to small business utilization, equal opportunity for workers with disabilities, value engineering for construction, and termination-for-convenience and default provisions for fixed-price contracts. Deviations from standard FAR clauses are indicated and effective as of December 2025 or January 2026. Bids must include pricing for all listed items to be considered responsive, and evaluation will focus exclusively on price and price-related factors, with particular attention to unbalanced bids involving mobilization and preparatory work per WES-M-2002. Contractors must maintain active SAM registration, including valid UEI and CAGE codes, and notify the Contracting Officer of any changes within 30 days. Invoicing must be submitted electronically via Procore’s email tool prior to IPP upload, with hard copies rejected. All correspondence must be routed through Procore to the Contracting Officer’s Representative, with copies sent