# B-21 West Alert Apron Environmental Protection Shelters at Ellsworth Air Force Base (AFB), South Dakota (SD)

Notice 8ac8306048894028943b8560ed297404 (solicitation W9128F26RA004) from DEPT OF DEFENSE, W071 ENDIST OMAHA, posted 2026-05-26, responses due 2026-05-27T19:00:00.000Z. Status: open.

| Field | Value |
| --- | --- |
| Notice ID | 8ac8306048894028943b8560ed297404 |
| Solicitation number | W9128F26RA004 |
| Type | Solicitation |
| Agency | DEPT OF DEFENSE |
| Sub-tier | DEPT OF THE ARMY |
| Office | W071 ENDIST OMAHA |
| Posted | 2026-05-26T16:28:30.000Z |
| Response deadline (UTC) | 2026-05-27T19:00:00.000Z |
| Set-aside | - |
| NAICS | 236220 |
| PSC | Y1BZ |
| Place of performance | - |
| Award | - |

## Description

Amendment 9: The purpose of this amendment is as follows: 1. Revised pricing is due by 2:00 PM CT on 05/27/26 - only for those offerors who submitted a proposal in compliance with the original deadline of 04/20/26. Original proposals were due by 2:00 PM CT on 04/20/26. All other terms and conditions remain the same.

## Sources

- View on SAM.gov: https://sam.gov/opp/8ac8306048894028943b8560ed297404/view
- Data as of 2026-11-14. Source: https://sam.gov/data-services/Contract%20Opportunities/datagov

## Cite this

"B-21 West Alert Apron Environmental Protection Shelters at Ellsworth Air Force Base (AFB), South Dakota (SD), SAM.gov contract opportunity 8ac8306048894028943b8560ed297404." samgovapi.io, https://samgovapi.io/opportunity/8ac8306048894028943b8560ed297404, data as of 2026-11-14. Primary record: https://sam.gov/opp/8ac8306048894028943b8560ed297404/view

## API and MCP

- REST: GET https://samgovapi.io/api/v1/opportunities/8ac8306048894028943b8560ed297404
- MCP tool: get_opportunity

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