This is Amendment 5 for the California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project. It requires providing responses to bidder inquiries and revising Attachment 1- Section. [1]
Key points
Project involves COTP Two-Phase Design-Build 525kV Series Capacitor Bank Replacement [1]
Official SAM.gov noticeAmendment 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
Generated from the public notice and source-backed solicitation passages. Confirm important requirements in the cited brief and official documents.
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Source-backed opportunity brief
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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
Extracted from the official notice and archived solicitation files. Confirm controlling requirements in the source documents.
Notice information
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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
What changed
Aug 21, 2026 · 1 field changed
DescriptionAmendment 4- Extend proposal due date and update acquisition milestone schedule- California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement ProjectAmendment 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
Jul 24, 2026 · 3 fields changed
Response deadline2026-09-01T23:00:00+00:002026-09-30T23:00:00+00:00Archive date2026-09-162026-10-15DescriptionAmendment 3-Request for Proposals - California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement ProjectAmendment 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
Jul 7, 2026 · 1 field changed
DescriptionAmendment 2-Request for Proposals - California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement ProjectAmendment 3-Request for Proposals - California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project
DescriptionAmendment 1-Request for Proposals - California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement ProjectAmendment 2-Request for Proposals - California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project
Apr 29, 2026 · 2 fields changed
TitleCOTP Series Capacitor Two-Phase Design BuildY--COTP Series Capacitor Two-Phase Design BuildDescriptionRequest for Proposals - California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement ProjectAmendment 1-Request for Proposals - California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project
Mar 12, 2026 · 5 fields changed
TitleY--Pre-Solicitation Synopsis - COTP Design-BuildCOTP Series Capacitor Two-Phase Design BuildNotice typePresolicitationSolicitationResponse deadlineNot previously reported2026-05-12T23:00:00+00:00Archive date2026-05-312026-05-27DescriptionPre-Solicitation Synopsis - California Oregon Transmission Project (COTP) Series Capacitor Bank Two-Phase Design-Build Construction ProjectRequest for Proposals - California Oregon Transmission Project (COTP) Two-Phase Design-Build 525kV Series Capacitor Bank Replacement Project
Notice history
Solicitation · LatestPosted Aug 21, 2026 · response deadline Sep 30, 2026, 11:00 PM UTC