NAICS 237110in23711:Water and Sewer Line and Related Structures Construction

Water and Sewer Line and Related Structures Construction

383 active contract opportunities

383

Active Opportunities

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Top Industries

  • Water and Sewer Line and Related Structures Construction383

Set-Aside Distribution

  • 156
  • Small Business83
  • Small Business Set Aside - Total42
  • SDVOSB24
  • Full & Open23

Top Locations

  • CA47
  • VA47
  • CO24
  • OK22
  • WA22

About NAICS237110

The North American Industry Classification System (NAICS) code 237110 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 →

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Bucksport WWTP 42-inch Effluent Force Main in Conway, SC

Small Business Administration (SBA)
SC
NAICS 237110
Posted Oct 1, 2026
Due Oct 5, 2026
Small Business (SB), SAM.gov designated Small Disadvantaged Business (SDB), SBA certified Women-Owned Small Business (WOSB), SBA certified HUBZone Small Business (HUBZone SB), Certified Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

IEUA RP-5 Offsite Facilities Project No. EN19001.03 and Butterfield Lift Station Improvements Project No. EN26054

Small Business Administration (SBA)
CA
NAICS 237110
Posted Oct 1, 2026
Due Oct 29, 2026
Small Business (SB), SAM.gov designated Small Disadvantaged Business (SDB), SBA certified Women-Owned Small Business (WOSB), SBA certified HUBZone Small Business (HUBZone SB), SBA certified 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), Certified 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)

COLLEGE PLACE WWTP PHASE 1B

Small Business Administration (SBA)
WA
NAICS 237110
Posted Oct 1, 2026
Due Oct 20, 2026
Small Business (SB), SAM.gov designated Small Disadvantaged Business (SDB), SBA certified Women-Owned Small Business (WOSB), SBA certified HUBZone Small Business (HUBZone SB), SBA certified 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), Certified 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)

Construction of the Recharge Master Plan Update Basin Improvements Project Montclair Basin Improvements

Small Business Administration (SBA)
CA
NAICS 237110
Posted Oct 1, 2026
Due Oct 29, 2026
Small Business (SB), SAM.gov designated Small Disadvantaged Business (SDB), SBA certified Women-Owned Small Business (WOSB), SBA certified HUBZone Small Business (HUBZone SB), SBA certified 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), Certified 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)

Water Tank Storage (AM04)

DEPT OF DEFENSE
MOBILE, AL
NAICS 237110
Posted Sep 30, 2026
Small Business Set Aside - Total

Lava Lands Pump Replacement & Well Survey

AGRICULTURE, DEPARTMENT OF
Portland, OR
NAICS 237110
Posted Sep 30, 2026
Small Business Set Aside - Total

Y-BRCA 318695 - CONSTRUCTION

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237110
Posted Sep 30, 2026
Due Oct 8, 2026
Small Business Set Aside - Total

Y-NGWSP Cutter Lateral Reach 21 Booster Plant

INTERIOR, DEPARTMENT OF THE
SALT LAKE CITY, UT
NAICS 237110
Posted Sep 30, 2026
Due Oct 30, 2026
Small Business Set Aside - Total

4 GAOA Flaming Gorge Water System Buckboard in Ashley NF, Wyoming

AGRICULTURE, DEPARTMENT OF
WASHINGTON, DC
NAICS 237110
Posted Sep 30, 2026
Due Oct 27, 2026
Small Business Set Aside - Total

88TH RD US ARMY RESERVE CENTER ARLINGTON HEIGHTS, IL WATER INFRASTRUCTURE IMPROVEMENTS- AWARD

DEPT OF DEFENSE
ROCK ISLAND, IL
NAICS 237110
Posted Sep 29, 2026
8(a) Set-Aside

REPAIR SOUTH POST RESERVOIRS

DEPT OF DEFENSE
FORT MCCOY, WI
NAICS 237110
Posted Sep 29, 2026
HUBZone

Forest Wide Well Decommissioning Mystic River and Custer Ranger Districts, Black Hills National Forest, South Dakota

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 237110
Posted Sep 29, 2026
Small Business Set Aside - Total

Install Sewer Lift Station Pumps and Controls, Stoneville, Mississippi

AGRICULTURE, DEPARTMENT OF
BELTSVILLE, MD
NAICS 237110
Posted Sep 29, 2026
Small Business Set Aside - Total

PVC Water Well

AGRICULTURE, DEPARTMENT OF
BELTSVILLE, MD
NAICS 237110
Posted Sep 29, 2026
Small Business Set Aside - Total

GAOA LDV Crystal Lakes Water & Septic Resuscitation, PSICC, Colorado

AGRICULTURE, DEPARTMENT OF
WASHINGTON, DC
NAICS 237110
Posted Sep 29, 2026
Small Business Set Aside - Total

Gavins Point Raw Water Intake Zebra Mussel Mitigation

DEPT OF DEFENSE
OMAHA, NE
NAICS 237110
Posted Sep 28, 2026
Small Business Set Aside - Total

Y-Rehabilitation of Water and Wastewater System

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237110
Posted Sep 28, 2026
Due Oct 7, 2026
Small Business Set Aside - Total

GAOA Blanchard Sewer Line Replacement Ozark St. Francis NF

AGRICULTURE, DEPARTMENT OF
WASHINGTON, DC
NAICS 237110
Posted Sep 28, 2026
Small Business Set Aside - Total

Y-HAVO 326181 Rehabilitate Rainshed&Water Treatment

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237110
Posted Sep 28, 2026
Due Oct 23, 2026

Sewage Ejector and Line Assessment

DEPT OF DEFENSE
TULSA, OK
NAICS 237110
Posted Sep 28, 2026
Due Oct 28, 2026
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