# Mendota Pool Bypass and Reach 2B Improvements

Canonical: https://abierto.us/opportunities/140r2026r0020

- Solicitation number: 140R2026R0020
- Notice type: Special notice
- Status: Closed. Deadline was September 16, 2026 at 8:00 PM EDT
- Department: Department of the Interior
- Agency: Bureau of Reclamation
- Contracting office: Mp-Regional Office (140R20)
- NAICS: 237990 Other Heavy and Civil Engineering Construction
- Product or service code: Z2KA Repair Or Alteration Of Dams
- First posted: August 25, 2026
- Last posted: September 8, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/be929c17740b461aa6893c9904d69f1e/view

## Description

The Bureau of Reclamation, San Joaquin River Restoration Program, is required under the Stipulation of Settlement in the federal litigation of Natural Resources Defense Council (NRDC), et al. v. Kirk Rodgers, et al. 2006 and authorized by the San Joaquin River Restoration Settlement Act, Title X of Public Law 111-11 to construct channel and structural improvements including the creation of a bypass channel around Mendota Pool to ensure conveyance of at least 4,500 cfs from Reach 2B downstream to Reach 3. (RFI Attached)

**Construction Project Magnitude:** Between $225 Million and $300 Million. The purpose of the first Amendment was to:

- Extend the date for receipt of questions to 9/4/2026, 5:00pm PDT. - Extend the date for receipt of RFI responses to 9/16/2026, 5:00pm PDT. The purpose of this Amendment is to:

- Provide Answers to Questions Submitted (Attached)

## Publications

- August 25, 2026: Special notice, due September 8, 2026 at 8:00 PM EDT. Notice d54d3a76958f4eb5ad4bdfd198564fad. https://sam.gov/workspace/contract/opp/d54d3a76958f4eb5ad4bdfd198564fad/view
- August 28, 2026: Special notice, due September 16, 2026 at 8:00 PM EDT. Notice 0c49fcac1eea419ba432c6db3a422c7e. https://sam.gov/workspace/contract/opp/0c49fcac1eea419ba432c6db3a422c7e/view
- September 8, 2026: Special notice, due September 16, 2026 at 8:00 PM EDT. Notice be929c17740b461aa6893c9904d69f1e. https://sam.gov/workspace/contract/opp/be929c17740b461aa6893c9904d69f1e/view

## Points of contact

- Lindner, Stephanie, stephanie_lindner@ios.doi.gov, 916-591-0194

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/140r2026r0020.