NAICS 23711in2371:Utility System Construction

Water and Sewer Line and Related Structures Construction

386 active contract opportunities

386

Active Opportunities

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Posted Last 7 Days

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Top Industries

  • Water and Sewer Line and Related Structures Construction362
  • NAICS 237110 Water and Sewer Line and Related Structures Construction24

Set-Aside Distribution

  • 127
  • Small Business83
  • Small Business Set Aside - Total47
  • Full & Open46
  • SDVOSB22

Top Locations

  • CA74
  • VA45
  • UT22
  • CO20
  • OK20

About NAICS23711

The North American Industry Classification System (NAICS) code 23711 covers water and sewer line and related structures 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

23611:Residential Building Construct...23621:Industrial Building Constructi...23622:Commercial and Institutional B...23712:Oil and Gas Pipeline and Relat...23713:Power and Communication Line a...23721:Land Subdivision

JCSD Intervalley Pipeline Project in Jurupa Valley and Fontana, California

Small Business Administration (SBA)
CA
NAICS 237110
Posted Aug 17, 2026
Due Sep 18, 2026
Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB), Alaskan Native Corporation (ANC) or Indian Tribe (IT), Native Hawaiian Organization (NHO), Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Disadvantaged Veteran Business Enterprise (DVBE) – State of California, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

JCSD Intervalley Pipeline Project; PN C155003

Small Business Administration (SBA)
CA
NAICS 237110
Posted Aug 17, 2026
Due Sep 18, 2026
Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB), Alaskan Native Corporation (ANC) or Indian Tribe (IT), Native Hawaiian Organization (NHO), Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Disadvantaged Veteran Business Enterprise (DVBE) – State of California, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

City of Colusa Sanitary Sewer & Recycled Water Project

Small Business Administration (SBA)
CA
NAICS 237110
Posted Aug 17, 2026
Due Sep 1, 2026
Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

NORSD Water Resource Recovery Facility (WRRF) Expansion, CA

Small Business Administration (SBA)
CA
NAICS 237110
Posted Aug 17, 2026
Due Sep 17, 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-LAKE - REPLACE HORSEPOWER COVE LIFT STATION

INTERIOR, DEPARTMENT OF THE
BOULDER CITY, NV
NAICS 237110
Posted Aug 17, 2026
Due Aug 24, 2026
Small Business Set Aside - Total

Y-EAST CANAL EFFICIENCY IMPROVEMENTS

INTERIOR, DEPARTMENT OF THE
SALT LAKE CITY, UT
NAICS 237110
Posted Aug 17, 2026
Due Aug 31, 2026

RFQ 15B61026Q00000002 - MCC San Diego - Replace Water Distribution Pumps - B&F 26Z6AK7

JUSTICE, DEPARTMENT OF
SAN DIEGO, CA
NAICS 237110
Posted Aug 17, 2026
Due Aug 22, 2026
Small Business Set Aside - Total

Septic Tank Replacement

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 237110
Posted Aug 17, 2026
Due Aug 27, 2026
No Set Aside

Well 4 PFAS/PFOA Upgrade

DEPT OF DEFENSE
SHAW AFB, SC
NAICS 237110
Posted Aug 17, 2026
Due Sep 8, 2026
Small Business Set Aside - Total

Install Utilities - RV Campground Site - Rock Island Arsenal

DEPT OF DEFENSE
ROCK ISLAND, IL
NAICS 237110
Posted Aug 17, 2026
Due Aug 24, 2026
Small Business Set Aside - Total

Water Supply Storage System Bazum Village, Armenia (Design-Build Construction)

DEPT OF DEFENSE
APO, AE
NAICS 237110
Posted Aug 17, 2026
Due Sep 8, 2026
No Set Aside

City of McMechen, West Virginia, Stormwater Project - Section 219

DEPT OF DEFENSE
PITTSBURGH, PA
NAICS 237110
Posted Aug 14, 2026
Small Business Set Aside - Total

Tepee Work Center Well Pump Replacement

AGRICULTURE, DEPARTMENT OF
Washington, DC
NAICS 237110
Posted Aug 14, 2026
Small Business Set Aside - Total

GAOA Island Park Sewer System Replacement, Caribou-Targhee National Forest

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 237110
Posted Aug 14, 2026
Due Sep 10, 2026
Small Business Set Aside - Total

Big Piney Office Interior Sewer Line Replacement

AGRICULTURE, DEPARTMENT OF
JACKSON, WY
NAICS 237110
Posted Aug 14, 2026
Due Sep 14, 2026
Small Business Set Aside - Total

Z-BLRI -PERFORM MAINT. ON THE PISGAH WWTP

INTERIOR, DEPARTMENT OF THE
HOMESTEAD, FL
NAICS 237110
Posted Aug 14, 2026
Due Aug 31, 2026
Small Business Set Aside - Total

LC-3535 Sewer Line Repairs

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237110
Posted Aug 14, 2026
Due Sep 8, 2026
Small Business Set Aside - Total

CBP#9515 Underground Hydrant T-Pipe Replacement

Small Business Administration (SBA)
NJ
NAICS 237110
Posted Aug 13, 2026
Due Sep 3, 2026
Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB)

Replacement of the Southwest Diversion pressure Phase 1 Frankfurst Avenue

Small Business Administration (SBA)
MD
NAICS 237110
Posted Aug 13, 2026
Due Sep 2, 2026
Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

CIRCLE WATER TREATMENT PLANT IMPROVEMENTS

Small Business Administration (SBA)
MT
NAICS 237110
Posted Aug 13, 2026
Due Sep 2, 2026
Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB), Alaskan Native Corporation (ANC) or Indian Tribe (IT), Native Hawaiian Organization (NHO), Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Disadvantaged Veteran Business Enterprise (DVBE) – State of California, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)
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