NAICS 237in23:Construction

Heavy and Civil Engineering Construction

2,133 active contract opportunities

2,133

Active Opportunities

1,837

Posted Last 7 Days

30 days

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Top Industries

  • Other Heavy and Civil Engineering Construction874
  • Highway, Street, and Bridge Construction674
  • Water and Sewer Line and Related Structures Construction391
  • Power and Communication Line and Related Structures Construction116
  • Oil and Gas Pipeline and Related Structures Construction31

Set-Aside Distribution

  • 860
  • Small Business610
  • Small Business Set Aside - Total215
  • No Set Aside137
  • SDVOSB104

Top Locations

  • VA273
  • CA175
  • WA156
  • CO117
  • LA105

About NAICS237

The North American Industry Classification System (NAICS) code 237 covers heavy and civil engineering construction. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.

SAM.gov Registration →|Set-Aside Programs →

Related Industries

236:Construction of Buildings238:Specialty Trade Contractors

Repair/Replace Low Water Crossing (El Reno, OK)

AGRICULTURE, DEPARTMENT OF
BELTSVILLE, MD
NAICS 237310
Posted Sep 30, 2026
Small Business Set Aside - Total

Grissom FY26 Task Order 2 - Maintain Pavement Joints

DEPT OF DEFENSE
GRISSOM ARB, IN
NAICS 237310
Posted Sep 30, 2026
Small Business Set Aside - Total

4 GAOA Flaming Gorge Water System Buckboard in Ashley NF, Wyoming

AGRICULTURE, DEPARTMENT OF
WASHINGTON, DC
NAICS 237110
Posted Sep 30, 2026
Due Oct 27, 2026
Small Business Set Aside - Total

Grissom ARB Task Order - SUSTAIN BASE PAVEMENTS

DEPT OF DEFENSE
GRISSOM ARB, IN
NAICS 237310
Posted Sep 30, 2026
Small Business Set Aside - Total

Lake Barkley Paving at Cadiz Recreation Area and Canal Campground

DEPT OF DEFENSE
NASHVILLE, TN
NAICS 237310
Posted Sep 30, 2026
Small Business Set Aside - Total

Guardrail Installation, Mansfield Hollow Lake, Mansfield, CT

DEPT OF DEFENSE
CONCORD, MA
NAICS 237310
Posted Sep 30, 2026
Small Business Set Aside - Total

Calcasieu River and Pass, LA, Maintenance Dredging FY26, Mile 5.0 to Mile 17.0, Including Beneficial Use Within CWPPRA Sabine Cycle 6 Marsh Creation Areas, Calcasieu and Cameron Parishes, LA ED 23-024

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Sep 30, 2026
No Set Aside

LAKE PONTCHARTRAIN & VICINITY (LPV), FORESHORE RISK REDUCTION REPAIRS, REACH-1, 2, 3, & 4 Jefferson Parish, Louisiana (ED 24-006)

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Sep 30, 2026
Due Oct 19, 2026
No Set Aside

Y1DA-Sidewalk Replacement Throughout Lyons Campus

VETERANS AFFAIRS, DEPARTMENT OF
ALBANY, NY
NAICS 237310
Posted Sep 30, 2026
Due Oct 14, 2026

ADDENDUM 04 ADVANCE MEASURES MENDENHALL GLACIER JUNEAU, ALASKA

DEPT OF DEFENSE
ANCHORAGE, AK
NAICS 237990
Posted Sep 29, 2026
Due Oct 15, 2026

Design-Bid-Build, Dredging at JEBLC Fuel Pier and Anzio Beach Sandbar, and JEBFS Utah Beach Sandbar, Joint Expeditionary Base Little Creek - Fort Story, Virginia Beach, VA

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237990
Posted Sep 29, 2026

88TH RD US ARMY RESERVE CENTER ARLINGTON HEIGHTS, IL WATER INFRASTRUCTURE IMPROVEMENTS- AWARD

DEPT OF DEFENSE
ROCK ISLAND, IL
NAICS 237110
Posted Sep 29, 2026
8(a) Set-Aside

REPAIR SOUTH POST RESERVOIRS

DEPT OF DEFENSE
FORT MCCOY, WI
NAICS 237110
Posted Sep 29, 2026
HUBZone

Q4 FY26 Baltimore Harbor and Channels Maintenance Dredging, Maryland Channels, Chesapeake Bay, MD

DEPT OF DEFENSE
BALTIMORE, MD
NAICS 237990
Posted Sep 29, 2026

NAICS 237990 PSC Y1PZ-CONS: 909CM3030 Fort Custer NC - Cemetery Expansion and Site Improvements (VA-26-00046764)

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 237990
Posted Sep 29, 2026
Due Oct 2, 2026
SDVOSB

Forest Wide Well Decommissioning Mystic River and Custer Ranger Districts, Black Hills National Forest, South Dakota

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 237110
Posted Sep 29, 2026
Small Business Set Aside - Total

Unit Price Contract for Maintenance Dredging of Pensacola Harbor Entrance Channel

DEPT OF DEFENSE
MOBILE, AL
NAICS 237990
Posted Sep 29, 2026
Due Oct 13, 2026

CO NP BLCA 10(1) South Rim Drive

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Sep 29, 2026
Due Oct 8, 2026
Small Business Set Aside - Total

Repair A Avenue at Building 300

DEPT OF DEFENSE
NEW CUMBERLAND, PA
NAICS 237310
Posted Sep 29, 2026
WOSB

Notice of Intent (NOI) to Sole Source for SAFB Taxiway Repairs at SAFB, IL

DEPT OF DEFENSE
LOUISVILLE, KY
NAICS 237310
Posted Sep 29, 2026
Due Oct 14, 2026
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