NAICS 237in23:Construction

Heavy and Civil Engineering Construction

1,837 active contract opportunities

1,837

Active Opportunities

1,648

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Other Heavy and Civil Engineering Construction774
  • Highway, Street, and Bridge Construction590
  • Water and Sewer Line and Related Structures Construction312
  • Power and Communication Line and Related Structures Construction92
  • NAICS 237110 Water and Sewer Line and Related Structures Construction24

Set-Aside Distribution

  • Small Business761
  • 691
  • No Set Aside109
  • SDVOSB91
  • Full & Open63

Top Locations

  • VA229
  • CA158
  • WA137
  • LA97
  • CO88

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.

Philpott Anchors and Instrumentation Construction

DEPT OF DEFENSE
WILMINGTON, NC
NAICS 237990
Posted Jul 27, 2026
Due Oct 9, 2026

Galena 2024 Event PL84-99 Flood Repair

DEPT OF DEFENSE
ROCK ISLAND, IL
NAICS 237990
Posted Jul 27, 2026
Due Aug 13, 2026
WOSB

USCG Cutter Eagle New Dredging for Berthing at New London City Pier

HOMELAND SECURITY, DEPARTMENT OF
WARWICK, RI
NAICS 23799
Posted Jul 27, 2026
Due Sep 10, 2026
Small Business

Z-REPLACE PLANKS AND REPAIR PILINGS AT BODIE ISLAND

INTERIOR, DEPARTMENT OF THE
HOMESTEAD, FL
NAICS 237990
Posted Jul 27, 2026
Due Aug 5, 2026
Small Business

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 Jul 27, 2026
Due Aug 11, 2026
No Set Aside

CMR New Sewer Lines

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 237110
Posted Jul 27, 2026
Due Aug 28, 2026

N091-PROJECT # 528-18-110 Fuel Oil Tank Replacement BUFFALO VAMC

VETERANS AFFAIRS, DEPARTMENT OF
ALBANY, NY
NAICS 237120
Posted Jul 27, 2026
Due Aug 11, 2026
SDVOSB

Sources Sought - Coast Guard District Northeast Waterfront Upgrades

HOMELAND SECURITY, DEPARTMENT OF
WARWICK, RI
NAICS 237990
Posted Jul 27, 2026
Due Aug 7, 2026
Small Business

Paving IDIQ

DEPT OF DEFENSE
WASHINGTON NAVY YARD, DC
NAICS 237310
Posted Jul 27, 2026
Due Aug 10, 2026

Calcasieu Wells 9 & 10

Small Business Administration (SBA)
LA
NAICS 237110
Posted Jul 26, 2026
Due Aug 11, 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)

Y-Leavenworth Fish Hatchery SWISP Phase II

INTERIOR, DEPARTMENT OF THE
BOISE, ID
NAICS 237990
Posted Jul 26, 2026
Due Aug 12, 2026
Small Business

1W Lift Station North Express Parking for Dallas Fort Worth International Airport (DFW)

Small Business Administration (SBA)
TX
NAICS 237110
Posted Jul 26, 2026
Due Aug 5, 2026
Small Disadvantaged Business (SDB)

USACE NWD DESIGN BUILD/DESIGN BID BUILD REGIONAL MATOC

DEPT OF DEFENSE
PORTLAND, OR
NAICS 237990
Posted Jul 25, 2026
Due Aug 5, 2026
Small Business

Contractor shall furnish and install a Septic Tank Drain Field for SR#584 in White Cloud, KS (Brown County)

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
OKLAHOMA CITY, OK
NAICS 237110
Posted Jul 25, 2026
Due Aug 3, 2026
Small Business

NIWTP Ingress Road Paving

INTERNATIONAL BOUNDARY AND WATER COMMISSION: US-MEXICO
El Paso, TX
NAICS 237310
Posted Jul 24, 2026
Due Aug 8, 2026
Small Business

W912HY26BA002

DEPT OF DEFENSE
GALVESTON, TX
NAICS 237990
Posted Jul 24, 2026
Due Aug 4, 2026

Chesapeake and Delaware Chesapeake City Bridge Painting and Repairs

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 237310
Posted Jul 24, 2026
Due Aug 25, 2026

Houston Ship Channel Expansion Channel Improvement Project (HSC-ECIP), Segment 4 (Boggy Bayou to Sims Bayou) Dredging and Beltway 8 (BW-8) Placement Area Completion Work

DEPT OF DEFENSE
GALVESTON, TX
NAICS 237990
Posted Jul 24, 2026
Due Aug 13, 2026

Z-Prosser Creek Dam Basin Cleanup

INTERIOR, DEPARTMENT OF THE
SACRAMENTO, CA
NAICS 237990
Posted Jul 24, 2026
Due Aug 9, 2026
Small Business

Y-Rifle (RFL) Substation Communications Tower

ENERGY, DEPARTMENT OF
LOVELAND, CO
NAICS 237130
Posted Jul 24, 2026
Due Aug 7, 2026