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

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W912BV26RA032Federal

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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The U.S. Army Corps of Engineers Tulsa District is issuing a pre-solicitation notice for the 15kV Switchgear and Station Service Replacement project at Lake Tenkiller, Oklahoma. This design-bid-build project involves the removal and replacement of three 15kV switchgear lineups, station service transformers, and associated cabling and trays. Key technical requirements include the installation of new vacuum circuit breakers, high-resistance grounded wye station service transformers, and the reconfiguration of the project diesel generator. The scope also covers new control wiring, protective relay modifications, and the relocation of the existing lighting transformer. This project will be procured as a total small business set-aside using a firm-fixed price contract and the Lowest Price Technically Acceptable approach. The estimated construction value is between 5 million and 10 million dollars, with an expected duration of 900 calendar days. The solicitation is anticipated to be issued around July 20, 2026, with proposals due by approximately August 19, 2026. This notice is for informational purposes only and does not constitute a formal solicitation for proposals.

General Info

Replace 15kV and 480V switchgear at Lake Tenkiller under $10M small business set-aside, LPTA, 900-day duration.

Agency

Department Of Defense → W076 Endist TulsaView Agency

NAICS

238210 - Electrical Contractors and Other Wiring Installation ContractorsView NAICS

Place of Performance

Paradise Hill, OK, USA

Set-Aside

SBA

Documents

(0)

No documents available

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Timeline

PhasePresolicitation
Posted

Presolicitation

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Organization & Contact Information

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AgencyDepartment Of Defense → W076 Endist Tulsa
Contacts2 people available
OfficeTULSA, OK, 74137-4290, USA
Organization / Agency
Department Of Defense → W076 Endist Tulsa
View Agency Profile
Office AddressTULSA, OK, 74137-4290, USA
Contacts
Tyler Godwin
contact@example.gov
+1 (555) 000-0000
Dario Rissone
contact@example.gov
+1 (555) 000-0000

Full Description

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Pre-solicitation Notice


For


15kV Switchgear & Station Service Replacement


at Lake Tenkiller, OK



This is a PRE-SOLICITATION NOTICE for the construction of a 15kV Switchgear & Station Service Replacement at Lake Tenkiller, in Oklahoma. THIS IS NOT A SOLICITATION FOR PROPOSALS AND NO CONTRACT WILL BE AWARDED FROM THIS SYNOPSIS.  No reimbursement will be made for any costs associated with providing information in response to this pre-solicitation notice or any follow up postings.



The U.S. Army Corps of Engineers – Tulsa District has been tasked to solicit for and award a contract to perform the 15kV Switchgear & Station Service Replacement at Lake Tenkiller, Oklahoma. The proposed design-bid-build project will be procured as a Small Business Set-Aside, firm-fixed price contract in accordance with Revolutionary FAR Overhaul (RFO) Part 15, Negotiated Procurement, using the Lowest Price Technically Acceptable approach. Tradeoffs will not be permitted.



Project Description:


The work includes Replace the three existing 15kV switchgear lineups for the generator breakers and station service transformer feeder breakers.



  • Removal of existing 500 kVA, 13.8 kV/480V station service transformer
  • Removal of existing 15 kV switchgear and breakers located beneath control room
  • Removal of 480V station service switchgear in control room
  • Removal of the existing 15kV cables to the switchyard
  • Removal of existing potheads for the 15kV cable transition to switchyard bus
  • Removal of the existing asbestos cable trays containing 15kV cables in cable tunnel
  • Installation of new 15kV cables to the switchyard
  • Installation of new potheads for the 15kV cable transition to switchyard bus
  • Installation of new cable trays containing the new 15kV cables in cable tunnel
  • Installation of front accessible double-ended 480V switchgear beneath control room with feeder

circuit breakers


  • Installation of 15kV switchgear with new vacuum circuit breakers and redundant 500 kVA

13.8kV/480V, high-resistance grounded wye station service transformers


  • Reconfiguration of project diesel generator to wye-grounded with high-resistance grounding

resistor.


  • New control and annunciation wiring for new 480V and 15kV switchgear where existing cables

are not reused.


  • Modifications to protective relay settings and new protection relays for the new station service

feeders.


  • Automatic transfer functionality for the 480V switchgear main & tie breakers, along with local arc

flash mitigation switches.


  • Replacement and relocation of existing Lighting Transformer


The estimated magnitude of construction for this project is between $5,000,000 and $10,000,000.



The North American Industrial Classification System (NAICS) Code for this procurement is 238210, Electrical Contractors and Other Wiring Installation Contractors, which has a small business size standard of $19M.



The Product Service Code is: Y1NZ (Construction of Other Utilities)



Estimated duration of construction of this project is 900 calendar days.



Anticipated solicitation issuance date is on or about 20 July 2026, and the estimated proposal due date will be on or about 19 August 2026.

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