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Abierto

Solicitation, first published as presolicitation

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

W9128F26RA004

Department of the Army, W071 Endist Omaha. Commercial and Institutional Building Construction.

Response deadline

May 27, 2026 at 3:00 PM EDT

Closed 113 days ago. Posted May 26, 2026, first published October 3, 2025. Scheduled to archive May 26, 2027.

Description

As published on SAM.gov.

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.

Publications

Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.

  1. October 3, 2025

    Presolicitation

    Due October 20, 2025 at 1:00 PM EDT. SAM.gov, notice b1a6851b91a2437b86ce5f1f8cad2846

  2. December 30, 2025

    Presolicitation

    Due January 30, 2026 at 12:00 PM EST. SAM.gov, notice 7754cd7211b24605b3063b87404e932c

  3. January 22, 2026

    Solicitation, originally presolicitation

    Due March 3, 2026 at 3:00 PM EST. SAM.gov, notice e761492ccee64d4bba9c07e262c0e412

  4. February 5, 2026

    Solicitation

    Due March 17, 2026 at 4:00 PM EDT. SAM.gov, notice 21144c15b069478a9da38528615435bf

  5. February 12, 2026

    Solicitation

    Due March 17, 2026 at 4:00 PM EDT. SAM.gov, notice 12e7f9a638f843dd9506d65e213adc20

  6. March 10, 2026

    Solicitation

    Due March 31, 2026 at 4:00 PM EDT. SAM.gov, notice a11687bc02cf48978daa99a709ea5433

  7. March 18, 2026

    Solicitation

    Due April 14, 2026 at 3:00 PM EDT. SAM.gov, notice 8375079704c24158922cb2678a6ee922

  8. March 30, 2026

    Solicitation

    Due April 14, 2026 at 3:00 PM EDT. SAM.gov, notice 83e96f6cefce423e8db89f9ed6ef0781

  9. April 14, 2026

    Solicitation

    Due April 20, 2026 at 3:00 PM EDT. SAM.gov, notice 9e16f68b972e49b6bfe54d6a15722b5e

  10. April 14, 2026

    Solicitation

    Due April 20, 2026 at 3:00 PM EDT. SAM.gov, notice abe68445ce694d09bec9fa4a501d0d31

  11. May 20, 2026

    Solicitation

    Due May 27, 2026 at 3:00 PM EDT. SAM.gov, notice 93b91db512f74a66a79da2030f642536

  12. May 26, 2026

    Solicitation

    Due May 27, 2026 at 3:00 PM EDT. SAM.gov, notice 8ac8306048894028943b8560ed297404

Points of contact