NAICS 2371in237:Heavy and Civil Engineering Construction

Utility System Construction

450 active contract opportunities

450

Active Opportunities

379

Posted Last 7 Days

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Top Industries

  • 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
  • Oil and Gas Pipeline and Related Structures Construction22

Set-Aside Distribution

  • 176
  • Small Business141
  • Full & Open44
  • SDVOSB28
  • Buy Indian12

Top Locations

  • CA66
  • VA46
  • CO27
  • OK26
  • WA25

About NAICS2371

The North American Industry Classification System (NAICS) code 2371 covers utility system 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

2361:Residential Building Construct...2362:Nonresidential Building Constr...2372:Land Subdivision2373:Highway, Street, and Bridge Co...2379:Other Heavy and Civil Engineer...2381:Foundation, Structure, and Bui...

N4008525D0040 Regional Indefinite Delivery Indefinite Quantity (IDIQ) Construction Maintenance Contract for Utilities Distribution Systems for Hampton Roads Region, Virginia

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237110
Posted Sep 25, 2025
No Set Aside

Z-MOTION MONITORING SYSTEM Installation Services

ENERGY, DEPARTMENT OF
LOVELAND, CO
NAICS 237130
Posted Sep 25, 2025

City of Paden City Wastewater Treatment Facility Improvement, Phase II - Section 219

DEPT OF DEFENSE
PITTSBURGH, PA
NAICS 237110
Posted Sep 25, 2025
No Set Aside

C-ACAD 255256 - Replace Harden Farm Sewage System With Connection to Municipal Facilities

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237110
Posted Sep 25, 2025

Z-ST CATHERINE CRK NWR, MS Replace Above Ground Fuel Tanks

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237120
Posted Sep 25, 2025

Y-Cape Cod National Seashore - Marconi HQ Solar Arra

INTERIOR, DEPARTMENT OF THE
BOSTON, MA
NAICS 237130
Posted Sep 25, 2025

Z-MO NEOSHO NFH POND 20 PUMP STATION

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237110
Posted Sep 24, 2025

Water Tank Repair

DEPT OF DEFENSE
CHAMBERSBURG, PA
NAICS 237110
Posted Sep 24, 2025

GAOA Big Smoky Admin Site Improvements Project

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 237110
Posted Sep 24, 2025
Small Business

Y-ROMO Repair & Reline Tank

INTERIOR, DEPARTMENT OF THE
Macedonia, OH
NAICS 237110
Posted Sep 24, 2025

Y-PECO INSTALL FIBER OPTIC FROM HQ TO VC

INTERIOR, DEPARTMENT OF THE
SANTA FE, NM
NAICS 237130
Posted Sep 23, 2025

Installation of Underground Conduit for Telecommunications Systems

DEPT OF DEFENSE
DOBBINS AFB, GA
NAICS 237130
Posted Sep 23, 2025
Small Business

Z-Replace Pump at Lighthouse Well, Point Reyes Natio

INTERIOR, DEPARTMENT OF THE
POINT REYES STATION, CA
NAICS 237110
Posted Sep 23, 2025

Z-GAOA Chain of Lakes Potable Water System

INTERIOR, DEPARTMENT OF THE
BILLINGS, MT
NAICS 237110
Posted Sep 22, 2025

FY25 OHARNG CJAG Culvert Project

DEPT OF DEFENSE
COLUMBUS, OH
NAICS 237110
Posted Sep 19, 2025
SDVOSB

Y-Construction of Power Line

INTERIOR, DEPARTMENT OF THE
BOULDER CITY, NV
NAICS 237130
Posted Sep 19, 2025

REPLACE STEAM AND CONDENSATE LINES AT THE WATERVLIET ARSENAL, WATERVLIET NY

DEPT OF DEFENSE
WATERVLIET, NY
NAICS 237110
Posted Sep 19, 2025
Small Business

Y-Imperial Dam Potable Water Tank Replacement, AZ

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 237110
Posted Sep 18, 2025

Forest Service, Lolo National Forest - Seeley Lake Sewer Service Replacement

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 237110
Posted Sep 18, 2025
Small Business

N-Award - Replace Well Pump, Lava Beds NM

INTERIOR, DEPARTMENT OF THE
POINT REYES STATION, CA
NAICS 237110
Posted Sep 18, 2025
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