The U.S. Army Corps of Engineers plans to award a firm-fixed-price contract for the repair and refurbishment of up to three large Class II oil-filled power transformers at The Dalles Dam in The Dalles, Oregon. The work includes inspection, repair, oil processing, testing, and return-to-service, with an estimated construction magnitude between $5,000,000 and $10,000,000. Qualified contractors must have experience with transformers rated at or above 230 kV and 100 MVA, preferably at hydroelectric or high-voltage industrial facilities. Transformers may be transported off-site for repairs at the contractor’s discretion, with all logistics and compliance responsibilities falling to the contractor. The performance period will be specified in the solicitation, and a site visit is anticipated after issuance.

The U.S. Army Corps of Engineers is seeking qualified contractors for the inspection, repair, refurbishment, testing, and commissioning of large power transformers at The Dalles Dam in The Dalles, Oregon. The project involves repairing failed Transformer T10 and performing preventative maintenance on Transformer T9, with optional work on Transformer T11. The estimated construction cost is between $1,000,000 and $5,000,000, with a performance period anticipated through calendar year 2029. Work may be performed onsite or at an offsite facility, subject to government approval, and includes specialized tasks such as internal inspections, conductor repairs, and oil handling. This is a sources sought notice for market research only, not a solicitation, and responses are due by 3:00 pm PDT on May 18, 2026.