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DoD · NAICS 237990

DoD Other Heavy and Civil Engineering Construction contracts

219 open Department of Defense opportunities classified under NAICS 237990, live from SAM.gov.

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Browse wider: all DoD contracts · all NAICS 237990 contracts · how to win NAICS 237990 contracts

219 opportunities open now

ConstructionSolicitationSmall Business

RENO BOTTOMS HREP - STAGE 2 - ICE HAUL SLOUGH

Dept of DefenseOther Heavy and Civil Engineering…

Jul 21, 2026

Response deadline

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ConstructionSolicitationNONE

Freshwater Bayou - Lock to The Gulf, Freshwater Bayou Maintenance Dredging #26-1, ED 25-018

Dept of Defense LouisianaOther Heavy and Civil Engineering…

Jul 21, 2026

Response deadline

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ConstructionSolicitation 4 days left

REPAIR FUEL FACILITIES AND REPLACE OWS, AT NAVAL BASE CORONADO (NBC), SAN DIEGO COUNTY, CALIFORNIA

Dept of DefenseOther Heavy and Civil Engineering…

Jul 14, 2026

Response deadline

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ConstructionSources Sought 6 days left

Pensacola Harbor Navigation Project

Dept of Defense FloridaOther Heavy and Civil Engineering…

Jul 16, 2026

Response deadline

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ConstructionSources Sought 6 days left

Fort Pierce Harbor Maintenance Dredging, St. Lucie County, Florida

Dept of DefenseOther Heavy and Civil Engineering…

Jul 16, 2026

Response deadline

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ConstructionSolicitationSmall Business 7 days left

FY26 Brunswick Inner Harbor Dredging Project

Dept of DefenseOther Heavy and Civil Engineering…

Jul 17, 2026

Response deadline

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ConstructionSources Sought 6 days left

Seagirt Loop

Dept of DefenseOther Heavy and Civil Engineering…

Jul 16, 2026

Response deadline

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ConstructionSolicitation

Design-Bid-Build (DBB), Firm-Fixed-Price (FFP), Construction Contract for P617 Transit Protection Program Facility at Naval Submarine Base (NSB) Kings Bay, Georgia

Dept of DefenseOther Heavy and Civil Engineering…

Jul 30, 2026

Response deadline

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ConstructionSolicitationNONE

ATCHAFALAYA RIVER BAY, BAR, AND CREWBOAT CUT CUTTERHEAD DREDGE NOS. 4-2026, OM26062

Dept of Defense LouisianaOther Heavy and Civil Engineering…

Jun 12, 2028

Response deadline

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ConstructionSolicitationNONE

ATCHAFALAYA RIVER BAY, BAR, AND CREWBOAT CUT CUTTERHEAD DREDGE NOS. 3-2026, OM26061

Dept of Defense LouisianaOther Heavy and Civil Engineering…

Jun 12, 2028

Response deadline

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ConstructionSolicitationNONE

ATCHAFALAYA RIVER BAY, BAR, AND CREWBOAT CUT CUTTERHEAD DREDGE NOS. 2-2026, OM26060

Dept of Defense LouisianaOther Heavy and Civil Engineering…

Jun 12, 2028

Response deadline

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ConstructionSolicitationNONE

ATCHAFALAYA RIVER BAY, BAR, AND CREWBOAT CUT CUTTERHEAD DREDGE NOS. 1-2026, OM26059

Dept of Defense LouisianaOther Heavy and Civil Engineering…

Jun 12, 2028

Response deadline

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ConstructionSolicitation

Maintenance Dredging, Kennebec River, Kennebec Maine

Dept of DefenseOther Heavy and Civil Engineering…

Jul 28, 2026

Response deadline

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ConstructionSolicitationNONE

Calcasieu River and Pass, LA, Maintenance Dredging FY26, Mile 5.0 to Mile 17.0, Calcasieu and Cameron Parishes, LA

Dept of Defense LouisianaOther Heavy and Civil Engineering…

Jun 12, 2028

Response deadline

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ConstructionSolicitation 3 days left

Maintenance Dredging, Morehead City Inner Harbor

Dept of DefenseOther Heavy and Civil Engineering…

Jul 13, 2026

Response deadline

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ConstructionSolicitation 4 days left

FY26 Charleston Harbor Lower Harbor Maintenance Dredging

Dept of DefenseOther Heavy and Civil Engineering…

Jul 14, 2026

Response deadline

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ConstructionPresolicitationNONE

GIWW Matagorda to Corpus Christi Bay Beneficial Use Site (Bus A) Improvement, in Calhoun County, Texas

Dept of Defense Port Lavaca, TexasOther Heavy and Civil Engineering…

Jul 23, 2026

Response deadline

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ConstructionSolicitation 4 days left

REPAIR FUEL FACILITIES AND REPLACE OWS, AT NAVAL BASE CORONADO (NBC), SAN DIEGO COUNTY, CALIFORNIA

Dept of DefenseOther Heavy and Civil Engineering…

Jul 14, 2026

Response deadline

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ConstructionSolicitationWOSBSS

WWYK250096 - Repair Stormwater Spill Gate 11 Structure

Dept of Defense S Coffeyville, OklahomaOther Heavy and Civil Engineering…

Jul 20, 2026

Response deadline

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ConstructionSolicitationNONE

RESERVE BASIN MAINTENANCE DREDGING CONTRACT FOR SITES AT THE PHILDELPHIA NAVY YARD IN THE PUBLIC WORKS DEPARTMENT PENNSYLVANIA AREA OF RESPONSIBILIY

Dept of Defense Philadelphia, PennsylvaniaOther Heavy and Civil Engineering…

Aug 19, 2026

Response deadline

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ConstructionPresolicitation 5 days left

Pre-Solicitation Synopsis - LOCK AND DAM 25 NEW 1,200 FT LOCK NAVIGATION AND ECOSYSTEM SUSTAINABILITY PROGRAM (NESP)

Dept of DefenseOther Heavy and Civil Engineering…

Jul 15, 2026

Response deadline

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ConstructionSolicitationSmall Business

Kahauiki Stream Maintenance Dredging, Phase 2, Fort Shafter Flats, Oahu, Hawaii

Dept of DefenseOther Heavy and Civil Engineering…

Jul 31, 2026

Response deadline

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ConstructionSpecial Notice

Maintenance Dredging, Wilmington Harbor Anchorage Basin and Mid River Channels

Dept of Defense North CarolinaOther Heavy and Civil Engineering…

Jul 30, 2026

Response deadline

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ConstructionSolicitation

RIO DE LA PLATA FLOOD CONTROL PROJECT, SUPPLEMENTAL CONTRACT 1 PROJECT LOCATION: DORADO AND TOA BAJA, PUERTO RICO

Dept of DefenseOther Heavy and Civil Engineering…

Jul 20, 2026

Response deadline

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ConstructionSolicitationNONE

FY2025 IDIQ, Atchafalaya Basin, Gulf Intracoastal Waterway (GIWW) and Miscellaneous Projects Cutterhead Dredge

Dept of Defense LouisianaOther Heavy and Civil Engineering…

May 18, 2028

Response deadline

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