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

Estimated Value: $7,500,000
Open OklahomaConstructionsolicitation
Oct 27, 2026
—
Construction
solicitation
238210
Small Business
AI Summary
The U.S. Army Corps of Engineers - Tulsa District is seeking a contractor to replace 15kV switchgear and station service equipment at Lake Tenkiller, Oklahoma. This is a design-bid-build project for a small business set-aside, requiring a firm-fixed price contract awarded on a Lowest Price Technically Acceptable basis. The project involves removing existing transformers, switchgear, and associated cabling, and installing new equipment including 15kV switchgear, station service transformers, and control wiring.
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Source: USAspending.gov. Similar work, not necessarily this exact contract.

Line Items
ItemQtyUnitEst. Unit PriceEst. TotalCategory
Removal of existing 500 kVA, 13.8 kV/480V station service transformer 1 each $15,000.00 $15,000.00 Construction
Removal of existing 15 kV switchgear and breakers located beneath control room 1 lot $50,000.00 $50,000.00 Construction
Removal of 480V station service switchgear in control room 1 lot $25,000.00 $25,000.00 Construction
Removal of the existing 15kV cables to the switchyard 1 lot $20,000.00 $20,000.00 Construction
Removal of existing potheads for the 15kV cable transition to switchyard bus 1 lot $10,000.00 $10,000.00 Construction
Removal of the existing asbestos cable trays containing 15kV cables in cable tunnel 1 lot $75,000.00 $75,000.00 Construction
Installation of new 15kV cables to the switchyard 1 lot $150,000.00 $150,000.00 Construction
Installation of new potheads for the 15kV cable transition to switchyard bus 1 lot $30,000.00 $30,000.00 Construction
Installation of new cable trays containing the new 15kV cables in cable tunnel 1 lot $100,000.00 $100,000.00 Construction
Installation of front accessible double-ended 480V switchgear beneath control room with feeder circuit breakers 1 each $500,000.00 $500,000.00 Construction
Installation of 15kV switchgear with new vacuum circuit breakers and redundant 500 kVA 13.8kV/480V, high-resistance grounded wye station service transformers 1 lot $2,000,000.00 $2,000,000.00 Construction
Reconfiguration of project diesel generator to wye-grounded with high-resistance grounding resistor 1 each $150,000.00 $150,000.00 Construction
New control and annunciation wiring for new 480V and 15kV switchgear 1 lot $250,000.00 $250,000.00 Construction
Modifications to protective relay settings and new protection relays for the new station service feeders 1 lot $300,000.00 $300,000.00 Construction
Automatic transfer functionality for the 480V switchgear main & tie breakers, along with local arc flash mitigation switches 1 lot $400,000.00 $400,000.00 Construction
Replacement and relocation of existing Lighting Transformer 1 each $50,000.00 $50,000.00 Construction
Project Management, Engineering, and General Construction Services for 15kV Switchgear & Station Service Replacement 1 lot $3,000,000.00 $3,000,000.00 Construction
Estimated Bid Value$7,500,000.00

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