NAICS 237in23:Construction

Heavy and Civil Engineering Construction

2,133 active contract opportunities

2,133

Active Opportunities

1,836

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Other Heavy and Civil Engineering Construction875
  • Highway, Street, and Bridge Construction674
  • Water and Sewer Line and Related Structures Construction390
  • 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
  • CA176
  • 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.

Sacramento DWSC FY26 Dredging Project

DEPT OF DEFENSE
SAN FRANCISCO, CA
NAICS 237990
Posted Jul 1, 2026
No Set Aside

SUISUN BAY CHANNEL AND NY SOLUGH FY26 MAINTENANCE DREDGING PROJECT

DEPT OF DEFENSE
SAN FRANCISCO, CA
NAICS 237990
Posted Jul 1, 2026
Small Business

Weeks Brook Bridge Railing Repair, Franklin Falls Dam, Sanbornton, NH

DEPT OF DEFENSE
CONCORD, MA
NAICS 237310
Posted Jul 1, 2026
Small Business

LOCK FOUNDATION AND SITE PREPARATION FOR LOCK and DAM 25 NAVIGATION ECOSYSTEM SUSTAINABILITY PROGRAM (NESP)

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Jul 1, 2026
No Set Aside

S208-NEW | CTX Street and Sidewalk Repair Waco/Temple Grounds |

VETERANS AFFAIRS, DEPARTMENT OF
San Antonio, TX
NAICS 237310
Posted Jul 1, 2026
SDVOSB

North Jetty Repairs, Indian River Inlet

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 237990
Posted Jun 30, 2026

Maintenance Dredging, Delaware River, Philadelphia to Trenton

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 237990
Posted Jun 30, 2026

Z-GAOA SOAP GULCH ROAD

INTERIOR, DEPARTMENT OF THE
BILLINGS, MT
NAICS 237310
Posted Jun 30, 2026

W9123626Z1BG2 - Justification and Approval - Thimble Shoal Additional Dredge Quantities - Sole Source Modification

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237990
Posted Jun 30, 2026

Y1NZ-580-23-108 Upgrade Sewer Distribution System

VETERANS AFFAIRS, DEPARTMENT OF
RIDGELAND, MS
NAICS 237110
Posted Jun 30, 2026
SDVOSB

Y-Award - Grade and Pave, Lassen Volcanic NP

INTERIOR, DEPARTMENT OF THE
POINT REYES STATION, CA
NAICS 237310
Posted Jun 29, 2026

Indian River Canoe Trail Clearing

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 237990
Posted Jun 29, 2026
Small Business

56-AL WHEELER NWR FRATERNIDAD REHAB- Water Control Structures

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237110
Posted Jun 29, 2026

Landslide Repairs in the North and South Region C2

TRANSPORTATION, DEPARTMENT OF
Ashburn, VA
NAICS 237310
Posted Jun 29, 2026
Small Business

WHITETAIL ROAD 224 CONSTRUCTION

AGRICULTURE, DEPARTMENT OF
Washington, DC
NAICS 237310
Posted Jun 29, 2026

56-YELL HOT MIX ASPHALT

INTERIOR, DEPARTMENT OF THE
YELWSTN NL PK, WY
NAICS 237310
Posted Jun 29, 2026

Z-GRTE Taggart Lake Area Renewal - PMIS 314711

INTERIOR, DEPARTMENT OF THE
YELWSTN NL PK, WY
NAICS 237310
Posted Jun 26, 2026

C-Manchester Pier Shimming Project

COMMERCE, DEPARTMENT OF
SEATTLE, WA
NAICS 237990
Posted Jun 26, 2026

The Venona Road located at Fort Meade, Maryland.

DEPT OF DEFENSE
BALTIMORE, MD
NAICS 237310
Posted Jun 26, 2026
Small Business

USFS - Disaster, Lava Road Repair

AGRICULTURE, DEPARTMENT OF
Albuquerque, NM
NAICS 237310
Posted Jun 26, 2026
Small Business