4_20R0001_Vol4.pdf

This solicitation seeks proposals for a construction contract to upgrade the governors, exciters, and powerhouse controls at McNary Dam in Umatilla County, Oregon. Work includes replacing analog governors and static exciters on all 14 main generator units with digital systems, upgrading fiber optic networks and controls, and related mechanical and electrical work. Proposals are due as specified in the solicitation. The contract is a fixed price design-bid-build project with a period of performance through January 2025. The contract value is estimated between $25-100 million. Work must be completed within coordinated outage windows of approximately 16-20 weeks for each pair of units to return the power plant to service by the deadline.