15kV Switchgear & Station Service Replacement at Lake Tenkiller, OK

The U.S. Army Corps of Engineers (USACE) – Tulsa District (SWT) is conducting market research for an anticipated design-bid-build contract for the replacement of 15kV switchgear and station service at Lake Tenkiller, OK. The project includes the removal and installation of switchgear, cables, and transformers, as well as modifications to protective relay settings and new protection relays. The estimated construction price range for this project is between $1,000,000 and $5,000,000. • The project requires the replacement of three existing 15kV switchgear lineups for the generator breakers and station service transformer feeder breakers. • The project includes the removal and installation of various electrical components, including cables, transformers, and switchgear. • The project requires modifications to protective relay settings and new protection relays for the new station service feeders. • The project includes the installation of front accessible double-ended 480V switchgear beneath the control room with feeder circuit breakers. • The project requires the reconfiguration of the project diesel generator to wye-grounded with high-resistance grounding resistor.