Three Mile Substation Control Enclosure

Northern Wasco County People's Utility District (NWCPUD) is soliciting bids for the Three Mile Substation Control Enclosure project located in The Dalles, Wasco County, Oregon. The procurement is a competitive bid for construction modifications to an existing electrical substation, specifically involving replacement of existing relays, controls, and circuitry, and construction of a new CMU (concrete masonry unit) control building. Key deliverables include complete installation of owner-furnished equipment, comprehensive system testing, and facility energization, with contractors required to demonstrate expertise in electrical substation site development. Bidder evaluation will be based on pricing (100 points) and contractor responsibility (pass/fail), with the district reserving the right to reject any or all submissions. Critical dates include an optional pre-bid conference and site walk scheduled for April 8, 2025, bid submissions due on May 20, 2025, at 2:00 pm PDT, and anticipated contract execution by June 15, 2025. Contractors must provide a 5% bid deposit, complete Volume 1 Documentation, submit a proposed construction schedule, and demonstrate compliance with prevailing wage requirements, drug-testing programs, and affirmative action policies.

The solicitation does not explicitly indicate specific set-aside designations or restrictions for disadvantaged enterprises. The project is competitively bid with no noted incumbent vendor preferences, and will involve integrating new electrical infrastructure with existing substation systems. The estimated project budget ranges from $250,000 to $400,000, with the procurement conducted under the District's Procurement Policies and Oregon Revised Statutes Chapter 279C. Contractors must provide comprehensive insurance certificates listing NWCPUD as additionally insured and maintain bid pricing firm for 75 days after bid opening. The technical scope requires adherence to multiple electrical and construction standards including NEMA, NESC, UL, and NEC regulations. Successful bidders will be expected to perform all work with substation equipment de-energized, implement rigorous safety protocols, and provide complete testing, startup assistance, and training for the new facility.