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Sources sought, first published as special notice

SPECIAL NOTICE - INDUSTRY DAY/PROJECT PRESENTATION - National Mall and Memorial

140P2026R0104

National Park Service, DSC Contracting Services Division. Other Heavy and Civil Engineering Construction.

132 open like this View on SAM.gov Markdown

Response deadline

September 16, 2026 at 7:00 PM EDT

Closed 46 days ago. Posted September 1, 2026, first published August 6, 2026. Scheduled to archive October 1, 2026.

Get the next one like this from National Park Service by email, the day it is posted.Find my opportunities

This one closed 46 days ago

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

All 132 open in other heavy and civil engineering construction

Description

As published on SAM.gov.

Amendment 01: The purpose of this amendment is to:
1.Extend the response date from 9/2/26 to 9/16/26.
2.Add Sign in document from Industry Day (A14_NAMA 326209_Industry Day_SignIn). See attachments
3.Add Slideshow presentation that was presented at Industry Day (NAMA_326209_Industry_Day_Slides). See attachments.
4.Add Contractor Questions to answer (NAMA_Contractor Questions). See attachments.

SOURCES SOUGHT NOTICE - National Mall and Memorial Parks (NAMA) 326209 - Rehabilitate Seawalls and Shoreline (Phase III) East Potomac Park Potomac River,
Channel Side, and Tidal Basin

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. August 6, 2026

    Special notice

    Due August 17, 2026 at 7:00 PM EDT. SAM.gov, notice 6176a8ed56ca4fd39e913d0947093657

    4 revisions on SAM
    • August 6, 2026: publish, special notice
    • August 18, 2026: publish, presolicitation
    • August 17, 2026: publish, sources sought
    • August 6, 2026: publish, special notice

  2. August 6, 2026

    Special notice

    Due August 17, 2026 at 7:00 PM EDT. SAM.gov, notice 69c090e41ae443188e6979b7df50fc00

    2 revisions on SAM
    • August 6, 2026: publish, special notice
    • August 6, 2026: publish, special notice

  3. August 17, 2026

    Sources sought, originally special notice

    Due September 2, 2026 at 7:00 PM EDT. SAM.gov, notice 88bac8f58aef45999647590627841594

    3 revisions on SAM
    • September 1, 2026: publish, sources sought
    • August 6, 2026: publish, special notice
    • August 17, 2026: publish, sources sought

  4. August 18, 2026

    Presolicitation, originally special notice

    Due September 2, 2026 at 7:00 PM EDT. SAM.gov, notice 94982080ee4c4d3786760b0c9c9d7935

    2 revisions on SAM
    • August 6, 2026: publish, special notice
    • August 18, 2026: publish, presolicitation

  5. September 1, 2026

    Sources sought

    Due September 16, 2026 at 7:00 PM EDT. SAM.gov, notice e817322d87aa41dc9cf4595dc8699b06

    3 revisions on SAM
    • September 1, 2026: publish, sources sought
    • August 6, 2026: publish, special notice
    • August 17, 2026: publish, sources sought

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