# Lower Monumental Dam Diffuser Grating

Canonical: https://abierto.us/opportunities/w912ef26qa079

- Solicitation number: W912EF26QA079
- Notice type: Combined synopsis and solicitation
- Status: Open. Offers due September 16, 2026 at 6:00 PM EDT
- Department: Department of the Army
- Agency: Department of the Army
- Contracting office: US Army Engineer District Walla Wal (W912EF)
- NAICS: 332312 Fabricated Structural Metal Manufacturing
- Product or service code: 5670 Building Components, Prefabricated
- Set-aside: Total small business set-aside
- Place of performance: Kahlotus, Washington
- First posted: August 13, 2026
- Last posted: September 11, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/36c17f5e1ed3403a9756ee6a54100e0d/view

## Description

9/11/2026: Solicitation Amendment W912EF26QA0790002 added and response date extended from 14 September to 16 September 2026. See attachments for amendment details.

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9/1/2026: Solicitation Amendment W912EF26QA0790001 added

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Please see attached.

## Attachments

- [Solicitation - W912EF26QA079.pdf](https://sam.gov/api/prod/opps/v3/opportunities/resources/files/505843686a3e4b369c9d24cbb47888dd/download)

## Publications

- August 13, 2026: Combined synopsis and solicitation, due September 14, 2026 at 6:00 PM EDT. Notice 44e01999c7ba47db8bb6c9306559e3e3. https://sam.gov/workspace/contract/opp/44e01999c7ba47db8bb6c9306559e3e3/view
- August 13, 2026: Combined synopsis and solicitation, due September 14, 2026 at 6:00 PM EDT. Notice 935db88f877b4d14bdb39a8ec0551652. https://sam.gov/workspace/contract/opp/935db88f877b4d14bdb39a8ec0551652/view
- September 1, 2026: Combined synopsis and solicitation, due September 14, 2026 at 6:00 PM EDT. Notice 2c375173f7054ce3b762829581a2971e. https://sam.gov/workspace/contract/opp/2c375173f7054ce3b762829581a2971e/view
- September 11, 2026: Combined synopsis and solicitation, due September 16, 2026 at 6:00 PM EDT. Notice 36c17f5e1ed3403a9756ee6a54100e0d. https://sam.gov/workspace/contract/opp/36c17f5e1ed3403a9756ee6a54100e0d/view

## Points of contact

- LeAnne R. Walling, leanne.r.walling@usace.army.mil, 5095277230
- Cynthia Jacobsen, cynthia.h.jacobsen@usace.army.mil, 5095277214

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/w912ef26qa079.