Industry Day and One-on-One Sessions for Dworshak Unit 4 Project
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The U.S. Army Corps of Engineers, Walla Walla District, is planning to expand the generation capability of the Dworshak Dam Powerhouse by installing a fourth generating unit and associated structures. An Industry Day and one-on-one sessions are scheduled for December 10-11, 2025, to share information and gather feedback.
Scope & Requirements
The scope of work includes the preparation of the site, construction of the powerhouse substructure, erection of the building envelope for the powerhouse extension, supply and delivery of a generator step-up transformer, and design, supply, installation, and commissioning of a hydroelectric turbine-generator.
Deliverables
- Powerhouse Building Extension and Site Development
- Generator Step-Up Transformer
- Turbine-Generator
Attachments (5)
Contract Details
- Awarded Amount
- est. $62K – $19MSimilar contracts award $25K – $400K (median $99K, 73,582 awards)Above typical range
- NAICS Codes
- Place of Performance
- Ahsahka, ID, USARemote OK
Agency & Contact
Contracting Organization
- Agency
- DEPT OF DEFENSE
- Sub-Agency
- USACE Walla Walla District
- Office
- Hydroelectric Design Center
Point of Contact
Key Dates
Description
2/19/2026: Industry
Questions and Answers posted with attendance list. ______________________________________________________________ 11/21/2025: minor update to PLA
questions. ________________________________ Walla Walla District Dworshak Unit 4 Industry Day and One-on-One Sessions Announcement Registration and General Information W912EF26RSN02 USACE Walla Walla District is developing multiple acquisitions to expand the generation capability of the Dworshak Dam Powerhouse by installing a fourth generating unit (Main Unit
4) and associated powerhouse structure extension. Dworshak Dam is located on the Clearwater River in Ahsahka, ID, approximately 50 miles east of Lewiston, ID. Additional
scope of work can be found on the following pages along with a list of
questions and desired information the Government would like to learn about your company regarding this project. This information is intended to provide you awareness of what the Government would like to learn. However, you are encouraged to share more information if you believe it will help the Government in developing the solicitation packages. The multi-functional team within the Walla Walla District and Hydroelectric Design Center will be conducting an open forum and one-on-one sessions Dec 10-11, 2025, in order to share information on the government’s
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