# COTP Series Capacitor Two-Phase Design Build

Canonical: https://abierto.us/opportunities/89503326rwa000049

- Solicitation number: 89503326RWA000049
- Notice type: Solicitation (first published as special notice)
- Status: Open. Offers due October 30, 2026 at 7:00 PM EDT
- Department: Department of Energy
- Contracting office: Western-Sierra Nevada Region (895033)
- NAICS: 237130 Power and Communication Line and Related Structures Construction
- Product or service code: Y1NZ Construction Of Other Utilities
- First posted: November 25, 2025
- Last posted: September 14, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/1ee6b8b40c294950aa2a575c142c7cae/view

## Description

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

## Attachments

- [2efce17212974022ab7df22e75560c40](https://www.fedconnect.net/FedConnect/?doc=89503326RWA000049&agency=DOE)

## Publications

- November 25, 2025: Special notice, due December 15, 2025 at 2:00 PM EST. Notice 6974c9e5041d409ebaee916236fbaab7. https://sam.gov/workspace/contract/opp/6974c9e5041d409ebaee916236fbaab7/view
- December 9, 2025: Presolicitation. Notice 757cbea2ac4e4288b204b7ed5656c5f3. https://sam.gov/workspace/contract/opp/757cbea2ac4e4288b204b7ed5656c5f3/view
- March 12, 2026: Solicitation, due May 12, 2026 at 7:00 PM EDT. Notice 876700d4d31f46aebc43d9c9af25592c. https://sam.gov/workspace/contract/opp/876700d4d31f46aebc43d9c9af25592c/view
- April 29, 2026: Solicitation, due May 12, 2026 at 7:00 PM EDT. Notice eca647f201054dcc83491346251c6e25. https://sam.gov/workspace/contract/opp/eca647f201054dcc83491346251c6e25/view
- May 8, 2026: Solicitation, due May 12, 2026 at 7:00 PM EDT. Notice bcf6552ad28f4c0e9564565978b6b683. https://sam.gov/workspace/contract/opp/bcf6552ad28f4c0e9564565978b6b683/view
- July 7, 2026: Solicitation, due September 1, 2026 at 7:00 PM EDT. Notice 7c9b8e4e0c9f414cb8c367328a6c1a9e. https://sam.gov/workspace/contract/opp/7c9b8e4e0c9f414cb8c367328a6c1a9e/view
- July 7, 2026: Solicitation, due September 1, 2026 at 7:00 PM EDT. Notice d6b1c403ddb7421389b52e493008b2dd. https://sam.gov/workspace/contract/opp/d6b1c403ddb7421389b52e493008b2dd/view
- July 24, 2026: Solicitation, due September 30, 2026 at 7:00 PM EDT. Notice d5d2cce847e545cfb52ef6d1b876b3e8. https://sam.gov/workspace/contract/opp/d5d2cce847e545cfb52ef6d1b876b3e8/view
- August 21, 2026: Solicitation, due September 30, 2026 at 7:00 PM EDT. Notice ff9c984314a44ad391b168af0f15c16a. https://sam.gov/workspace/contract/opp/ff9c984314a44ad391b168af0f15c16a/view
- September 14, 2026: Solicitation, due October 30, 2026 at 7:00 PM EDT. Notice 1ee6b8b40c294950aa2a575c142c7cae. https://sam.gov/workspace/contract/opp/1ee6b8b40c294950aa2a575c142c7cae/view

## Points of contact

- Daoud, Jolene, Daoud@wapa.gov, (916) 353-4469

---
Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/89503326rwa000049.