COTP Series Capacitor Two-Phase Design Build

Open Solicitation Posted

Solicitation number
89503326RWA000049
Agency
Responses due
Set-aside
No set-aside

Opportunity facts

More information

Notice details come from SAM.gov. Updated .

About this opportunity

The Department of Energy is soliciting proposals for the California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement, with proposals due March 5, 2027. The solicitation uses no set-aside.

The procurement is classified under NAICS 237130, Power and Communication Line and Related Structures Construction, and PSC Y1NZ, Construction of Other Utilities. Notice posted March 12, 2026.

Amendment 8 sets the current proposal due date at March 5, 2027, superseding the November 13, 2026 date set by Amendment 7. Eight amendments have been issued. Amendment 4 updates the acquisition milestone schedule, Amendment 5 responds to bidder inquiries and revises an Attachment 1 section, and Amendment 6 extends the proposal due date and responds to further inquiries.

Notice text

9 versions

Update #9 · Latest ·

Amendment 8- Extend proposal due date to 03/05/2027- California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project

Update #8 ·

Amendment 7- Extend proposal due date to 11/13/2026- California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project

Update #7 ·

Amendment 6- Extend proposal due date and provide responses to bidder inquiries- California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project

Update #6 ·

Amendment 5- Provide responses to bidder inquiries, revises Attachment 1- Section - California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project

Update #5 ·

Amendment 4- Extend proposal due date and update acquisition milestone schedule- California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project

Update #4 ·

Amendment 3-Request for Proposals - California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project

Update #3 ·

Amendment 2-Request for Proposals - California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project

Update #2 ·

Amendment 1-Request for Proposals - California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project

Update #1 ·

Request for Proposals - California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project

Notice history

Notice Type Posted
This notice Latest solicitation Solicitation
Pre-Solicitation Synopsis - COTP Design-Build Pre-Solicitation
RFI - PLA Feasibility for COTP Design-Build Original Special Notice

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