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.

Z2PZ-Project # 962CM3003 | Cemetery Improvement Project at Mare Island

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 237990
Posted Sep 24, 2026
SDVOSB

Craney Island Rehandling Basin Dredging

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237990
Posted Sep 24, 2026
Due Oct 22, 2026
No Set Aside

Winter Harbor Maintenance Dredging

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237990
Posted Sep 24, 2026
Due Oct 22, 2026

Acadia National Park

TRANSPORTATION, DEPARTMENT OF
Ashburn, VA
NAICS 237310
Posted Sep 24, 2026
Due Nov 10, 2026
Small Business Set Aside - Total

Quinby Creek Maintenance Dredging

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237990
Posted Sep 24, 2026
Due Oct 22, 2026
No Set Aside

Y-2026 MARCOTT COULEE PIPELINE

INTERIOR, DEPARTMENT OF THE
BILLINGS, MT
NAICS 237110
Posted Sep 24, 2026

Arcadia Wet Well Rehabilitation

DEPT OF DEFENSE
TULSA, OK
NAICS 237990
Posted Sep 24, 2026
Due Oct 26, 2026

Y-GARNET HILL RECREATION AREA CONSTRUCTION

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 237990
Posted Sep 24, 2026

North East River Maintenance Dredging, Cecil County, MD

DEPT OF DEFENSE
BALTIMORE, MD
NAICS 237990
Posted Sep 24, 2026
Small Business Set Aside - Total

Corning and Holt 10 Levee Repairs

DEPT OF DEFENSE
KANSAS CITY, MO
NAICS 237990
Posted Sep 24, 2026
Due Oct 5, 2026
Small Business Set Aside - Total

YELL 338223 - Bridge Preservation

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237310
Posted Sep 24, 2026
Due Oct 30, 2026

OHV Trail Maintenance

AGRICULTURE, DEPARTMENT OF
Albuquerque, NM
NAICS 237310
Posted Sep 24, 2026
Due Oct 5, 2026
WOSB

Canonsburg-Houston, Pennsylvania, Local Protection Project (LPP) PL84-99 Rehabilitation

DEPT OF DEFENSE
PITTSBURGH, PA
NAICS 237990
Posted Sep 24, 2026
Due Oct 10, 2026
Small Business Set Aside - Total

Borough of Etna, Pennsylvania, Local Protection Project (LPP) PL84-99 Rehabilitation

DEPT OF DEFENSE
PITTSBURGH, PA
NAICS 237990
Posted Sep 24, 2026
Due Oct 26, 2026
Small Business Set Aside - Total

Z-PAVEMENT MARKING-STRIPING, BIA, WNA, BOT

INTERIOR, DEPARTMENT OF THE
GALLUP, NM
NAICS 237310
Posted Sep 24, 2026

Urbandale Aquifer Storage and Recovery

Small Business Administration (SBA)
IA
NAICS 237110
Posted Sep 24, 2026
Due Oct 26, 2026
Small Business (SB), Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

WD-2930.A

Small Business Administration (SBA)
CA
NAICS 237110
Posted Sep 24, 2026
Due Oct 14, 2026
Small Business (SB)

Master As-Needed Peninsula and San Francisco Watershed Improvements

Small Business Administration (SBA)
CA
NAICS 237110
Posted Sep 24, 2026
Due Oct 14, 2026
Small Business (SB)

Z-Remove/Replace Turbidity Meters, NPS-ORCA

INTERIOR, DEPARTMENT OF THE
POINT REYES STATION, CA
NAICS 237110
Posted Sep 24, 2026

Hobart, IN - Brookview Terrace & Merrillville Heights CIPP

Small Business Administration (SBA)
IN
NAICS 237110
Posted Sep 24, 2026
Due Oct 6, 2026
Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), Veteran-Owned Small Business (VOSB), Alaskan Native Corporation (ANC) or Indian Tribe (IT), Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)