# Garrison Spillway Chute Subdrain Inspection Garrison Dam, ND

Canonical: https://abierto.us/opportunities/w9128f26qa043

- Solicitation number: W9128F26QA043
- Notice type: Solicitation (first published as presolicitation)
- Status: Closed. Deadline was May 21, 2026 at 3:00 PM EDT
- Department: Department of the Army
- Agency: Department of the Army
- Contracting office: W071 Endist Omaha (W9128F)
- NAICS: 541990 All Other Professional, Scientific, and Technical Services
- Product or service code: R425 Engineering and Technical Services
- Set-aside: Total small business set-aside
- Place of performance: Riverdale, North Dakota
- County: McLean County (FIPS 38055). https://abierto.us/counties/mclean-county-nd-38055
- City: Riverdale. https://abierto.us/cities/riverdale-nd-3866980
- First posted: March 10, 2026
- Last posted: May 15, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/83d7bbb10ab54f879ac6f953aa048f5a/view

## Description

**Questions and Answers posted in the Attachments Section below.

Amendment 0002 is also posted in this section. ** The attendees from the additional site visit on 1 May 2026 is posted. Solicitiaton Amendment 01 is issued. Please see the attached amendment W9128F26QA043 Amd 01 for details on the additional site visit. The Site Visit Attendees from 4/28/2026 are also posted. Please see the attached solicitiaton for all information. Details for the site visit are listed in the solicitation.

## Publications

- March 10, 2026: Presolicitation, due March 23, 2026 at 3:00 PM EDT. Notice c08ae704478142ee8ef013dc393b52d3. https://sam.gov/workspace/contract/opp/c08ae704478142ee8ef013dc393b52d3/view
- April 6, 2026: Presolicitation, due April 23, 2026 at 3:00 PM EDT. Notice c6712dd464064985afca853c85a6ffcf. https://sam.gov/workspace/contract/opp/c6712dd464064985afca853c85a6ffcf/view
- April 22, 2026: Presolicitation, due April 23, 2026 at 3:00 PM EDT. Notice 280e300b73dd4a1eae8100d72858338b. https://sam.gov/workspace/contract/opp/280e300b73dd4a1eae8100d72858338b/view
- April 22, 2026: Solicitation, due May 19, 2026 at 3:00 PM EDT. Notice 6c5025764fc84f6182eca40500fdfc4d. https://sam.gov/workspace/contract/opp/6c5025764fc84f6182eca40500fdfc4d/view
- April 29, 2026: Solicitation, due May 19, 2026 at 3:00 PM EDT. Notice 9ed0ccadb5dc4d609b612b53662b1788. https://sam.gov/workspace/contract/opp/9ed0ccadb5dc4d609b612b53662b1788/view
- May 4, 2026: Solicitation, due May 19, 2026 at 3:00 PM EDT. Notice ef87788913994ccaac62d2eb5a74365f. https://sam.gov/workspace/contract/opp/ef87788913994ccaac62d2eb5a74365f/view
- May 15, 2026: Solicitation, due May 21, 2026 at 3:00 PM EDT. Notice 83d7bbb10ab54f879ac6f953aa048f5a. https://sam.gov/workspace/contract/opp/83d7bbb10ab54f879ac6f953aa048f5a/view

## Points of contact

- Karen Caskey, Karen.l.caskey@usace.army.mil
- Nadine Catania, nadine.l.catania@usace.army.mil

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/w9128f26qa043.