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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

ConstructionSources Sought

JACKSONVILLE HARBOR MAINTENANCE DREDGING DUVAL COUNTY, FLORIDA

Dept of DefenseOther Heavy and Civil Engineering…

Jul 31, 2026

Response deadline

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ConstructionSources SoughtSmall Business

PASS-A-GRILLE-PASS, MAINTENANCE DREDGING, PINELLAS COUNTY, FLORIDA

Dept of DefenseOther Heavy and Civil Engineering…

Jul 31, 2026

Response deadline

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ConstructionSolicitationSmall Business

Mud Mountain Dam Bridge Pier Repair

Dept of DefenseOther Heavy and Civil Engineering…

Jul 31, 2026

Response deadline

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ConstructionSolicitation 6 days left

Rudee Inlet Maintenance Dredging

Dept of DefenseOther Heavy and Civil Engineering…

Jul 16, 2026

Response deadline

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ConstructionSolicitationSmall Business

Absecon Island Outfalls Repair

Dept of DefenseOther Heavy and Civil Engineering…

Aug 03, 2026

Response deadline

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ConstructionPresolicitationSmall Business

House Ship Channel - House Tract Placement Area Improvements

Dept of Defense Houston, TexasOther Heavy and Civil Engineering…

Jul 21, 2026

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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ConstructionSolicitationSmall Business 4 days left

Crains Island Stage 3

Dept of DefenseOther Heavy and Civil Engineering…

Jul 14, 2026

Response deadline

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ConstructionSpecial Notice

Dam Safety Production Center - Huntington (DSPC-H) Industry Day

Dept of DefenseOther Heavy and Civil Engineering…

Jul 24, 2026

Response deadline

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ConstructionPresolicitation 6 days left

Chesapeake and Delaware Chesapeake City Bridge Painting and Repairs

Dept of DefenseOther Heavy and Civil Engineering…

Jul 16, 2026

Response deadline

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ConstructionSolicitationSmall Business

Dashields Locks and Dam Hydraulic System Upgrade

Dept of DefenseOther Heavy and Civil Engineering…

Jul 28, 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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ConstructionSolicitationSmall Business

Conemaugh Dam Gantry Crane Machinery Housing Roof Replacement

Dept of DefenseOther Heavy and Civil Engineering…

Jul 30, 2026

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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ConstructionPresolicitationSmall Business 7 days left

John Day Fish Pump Rehabilitation

Dept of Defense Rufus, OregonOther Heavy and Civil Engineering…

Jul 17, 2026

Response deadline

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ConstructionSolicitationSmall Business

TDA Auxiliary Water Supply (AWS) Backup Debris Management

Dept of DefenseOther Heavy and Civil Engineering…

Jul 30, 2026

Response deadline

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ConstructionSolicitation

FY26 SNWW Maintenance Dredging

Dept of DefenseOther Heavy and Civil Engineering…

Jul 29, 2026

Response deadline

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ConstructionSolicitation

W912HY26BA002

Dept of DefenseOther Heavy and Civil Engineering…

Jul 29, 2026

Response deadline

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ConstructionSpecial Notice

Industry Outreach Event - Guajataca Dam Permanent Repair Project

Dept of Defense San Juan, Puerto RicoOther Heavy and Civil Engineering…

Jul 24, 2026

Response deadline

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ConstructionSources SoughtNONE 7 days left

Arkabutla SOURCES SOUGHT for the potential use of Project Labor Agreements (PLA)

Dept of Defense Arkabutla, MississippiOther Heavy and Civil Engineering…

Jul 17, 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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ConstructionPresolicitationSmall Business 4 days left

FY26 Corpus Christi Ship Channel Placement Area (PA) 6 Improvements

Dept of Defense Corpus Christi, TexasOther Heavy and Civil Engineering…

Jul 14, 2026

Response deadline

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ConstructionCombined Synopsis/SolicitationNONE

W91237-26-R-A013; Fishtrap Lake Intake Structure and Dam Rehab

Dept of Defense Shelbiana, KentuckyOther Heavy and Civil Engineering…

Jul 29, 2026

Response deadline

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ConstructionPresolicitation

BEACH RENOURISHMENT, ANNA MARIA ISLAND, MANATEE COUNTY, FL

Dept of DefenseOther Heavy and Civil Engineering…

Aug 12, 2026

Response deadline

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ConstructionSolicitationSmall Business

MOTCO Rail Curves Package 3

Dept of DefenseOther Heavy and Civil Engineering…

Jul 27, 2026

Response deadline

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