LD25 downstream approach guide cell

Active Definitive Contract Awarded Last action

Contract number
W912P925C0009
Awardee
Awarding agency
Obligated
$22,243,700

Award facts

Opportunity
Contract value 100% obligated
$22,243,700.00 Current and potential, with all options
Completion date 96% complete
Current and potential, with all options
Contracting staff
Set-aside
No set-aside
Competition
Full and Open Competition · 5 offers Negotiated Proposal / Quote
Pricing
Firm Fixed Price
Place of performance
Winfield, MO 63389, USA
Legislative mandates

Award details come from SAM.gov/FPDS.

Transactions

Action Obligated Date
Change Order P00007 $236,250
Change Order P00006 $4,959,200
Change Order P00005 · P0006 helper boat 27 MAR 2026 - 31 may 2026. $866,250
Additional Work (new agreement, FAR part 6 applies) P00004 · P0004 helper boat 24 FEB 2026 - 26 MAR 2026. $393,750
Change Order P00003 $393,750
Change Order P00002 · P0002 helper boat 26 DEC 2025 - 24 JAN 2026. $393,750
Change Order A00001 · Helper boat $393,750
Other Administrative Action P00001 · LD25 DS guide cell $0
Original award $14,607,000

About this award

ENDIST St Louis, a Defense organization, awarded a $22.2 million ceiling firm-fixed-price definitive contract to Massman Construction CO. on May 12, 2025, for construction of the Lock and Dam 25 Downstream Approach Guide Cell and a P0006 helper boat, with no set-aside used. Ultimate completion is December 5, 2026.

The originating pre-solicitation, posted December 18, 2024 with responses due January 8, 2025, falls under NAICS 237990 and covers construction of the Lock and Dam 25 Downstream Approach Guide Cell. Place of performance is Winfield, MO 63389, USA. The award description also lists a P0006 helper boat line with a performance window of March 27, 2026 through May 31, 2026.

Quick answers

Who was awarded contract W912P925C0009?

W912P925C0009 was awarded to Massman Construction CO. by ENDIST St Louis (US Army Corps of Engineers) on May 12, 2025.

How much is contract W912P925C0009 worth?

The government has obligated $22,243,700 on W912P925C0009.

Was contract W912P925C0009 competed?

The extent of competition for W912P925C0009 was full and open competition. The government received 5 offers.

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