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Solicitation, first published as presolicitation

DK Heart Butte Dam Safety Modification

140R6026R0004

Bureau of Reclamation, Great Plains Regional Office. Other Heavy and Civil Engineering Construction.

133 open like this View on SAM.gov Markdown

Response deadline

June 18, 2026 at 2:00 PM EDT

Closed 140 days ago. Posted June 15, 2026, first published February 26, 2026. Scheduled to archive July 3, 2026.

Get the next one like this from Bureau of Reclamation by email, the day it is posted.Find my opportunities

This one closed in 2026

133 like it are open now in other heavy and civil engineering construction

All 133 open in other heavy and civil engineering construction

Description

As published on SAM.gov.

DK Heart Butte Dam Safety Modification

Amendment 0006 is issued solely to extend the deadline for proposal submittals to June 18, 2026, at 1200 MT because Kiteworks will be offline on June 17, 2026, from 1500-1700MT.

Attachments

Files listed on SAM.gov. The ones we hold a copy of download from here; the rest open SAM's download, which needs no account.

Publications

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

  1. February 26, 2026

    Presolicitation

    Due March 31, 2026 at 7:00 PM EDT. SAM.gov, notice 0abbc6b3bb7940c8bc21dd37c12ec496

    2 revisions on SAM
    • April 13, 2026: publish, solicitation
    • February 26, 2026: publish, presolicitation

  2. April 13, 2026

    Solicitation, originally presolicitation

    Due May 29, 2026 at 5:00 PM EDT. SAM.gov, notice 9a8c33f8fcf0492497c2e119ce9ef080

    8 revisions on SAM
    • June 15, 2026: publish, solicitation
    • June 3, 2026: publish, solicitation
    • May 20, 2026: publish, solicitation
    • May 11, 2026: publish, solicitation
    • April 24, 2026: publish, solicitation
    • April 14, 2026: publish, solicitation
    • April 13, 2026: publish, solicitation
    • February 26, 2026: publish, presolicitation

  3. April 14, 2026

    Solicitation

    Due May 29, 2026 at 7:00 PM EDT. SAM.gov, notice 9944eb96ac4a4de1b2884b68d5f77d7c

    8 revisions on SAM
    • June 15, 2026: publish, solicitation
    • June 3, 2026: publish, solicitation
    • May 20, 2026: publish, solicitation
    • May 11, 2026: publish, solicitation
    • April 24, 2026: publish, solicitation
    • April 14, 2026: publish, solicitation
    • April 13, 2026: publish, solicitation
    • February 26, 2026: publish, presolicitation

  4. April 24, 2026

    Solicitation

    Due May 29, 2026 at 7:00 PM EDT. SAM.gov, notice cbe6a07979634eeabb02076288f01bec

    8 revisions on SAM
    • June 15, 2026: publish, solicitation
    • June 3, 2026: publish, solicitation
    • May 20, 2026: publish, solicitation
    • May 11, 2026: publish, solicitation
    • April 24, 2026: publish, solicitation
    • April 14, 2026: publish, solicitation
    • April 13, 2026: publish, solicitation
    • February 26, 2026: publish, presolicitation

  5. May 11, 2026

    Solicitation

    Due June 8, 2026 at 4:00 PM EDT. SAM.gov, notice 7889ac5998b84eaba6cac25f2cea48b5

    8 revisions on SAM
    • June 15, 2026: publish, solicitation
    • June 3, 2026: publish, solicitation
    • May 20, 2026: publish, solicitation
    • May 11, 2026: publish, solicitation
    • April 24, 2026: publish, solicitation
    • April 14, 2026: publish, solicitation
    • April 13, 2026: publish, solicitation
    • February 26, 2026: publish, presolicitation

  6. May 20, 2026

    Solicitation

    Due June 10, 2026 at 7:00 PM EDT. SAM.gov, notice 600f4b3d15da488f89586aa9c51dbae6

    8 revisions on SAM
    • June 15, 2026: publish, solicitation
    • June 3, 2026: publish, solicitation
    • May 20, 2026: publish, solicitation
    • May 11, 2026: publish, solicitation
    • April 24, 2026: publish, solicitation
    • April 14, 2026: publish, solicitation
    • April 13, 2026: publish, solicitation
    • February 26, 2026: publish, presolicitation

  7. June 3, 2026

    Solicitation

    Due June 17, 2026 at 7:00 PM EDT. SAM.gov, notice 8b677547406441429dd79e3e9271fcb1

    8 revisions on SAM
    • June 15, 2026: publish, solicitation
    • June 3, 2026: publish, solicitation
    • May 20, 2026: publish, solicitation
    • May 11, 2026: publish, solicitation
    • April 24, 2026: publish, solicitation
    • April 14, 2026: publish, solicitation
    • April 13, 2026: publish, solicitation
    • February 26, 2026: publish, presolicitation

  8. June 15, 2026

    Solicitation

    Due June 18, 2026 at 2:00 PM EDT. SAM.gov, notice fb75527f66f14fa3b049e14ac37f366f

    8 revisions on SAM
    • June 15, 2026: publish, solicitation
    • June 3, 2026: publish, solicitation
    • May 20, 2026: publish, solicitation
    • May 11, 2026: publish, solicitation
    • April 24, 2026: publish, solicitation
    • April 14, 2026: publish, solicitation
    • April 13, 2026: publish, solicitation
    • February 26, 2026: publish, presolicitation

Points of contact