Water and Sewer Line and Related Structures Construction

390 active contract opportunities

390

Active Opportunities

323

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Water and Sewer Line and Related Structures Construction390

Set-Aside Distribution

  • 156
  • Small Business83
  • Small Business Set Aside - Total42
  • Full & Open25
  • SDVOSB24

Top Locations

  • CA52
  • 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.

Z-Award - REHAB FOUR WASTEWATER MANHOLES, Lassen Vol

INTERIOR, DEPARTMENT OF THE
POINT REYES STATION, CA
NAICS 237110
Posted Sep 18, 2026

Repair Water Tower B738

DEPT OF DEFENSE
GOODFELLOW AFB, TX
NAICS 237110
Posted Sep 18, 2026
Small Business Set Aside - Total

Midwest City Water Tower

DEPT OF DEFENSE
TULSA, OK
NAICS 237110
Posted Sep 18, 2026

Z-Yellowstone - Mammoth Water Line Replacement

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237110
Posted Sep 17, 2026

Y-Arkansas Valley Conduit - Crowley Reach 1

INTERIOR, DEPARTMENT OF THE
BILLINGS, MT
NAICS 237110
Posted Sep 17, 2026

Sanitary Sewer Improvements Project

Small Business Administration (SBA)
AL
NAICS 237110
Posted Sep 17, 2026
Due Oct 5, 2026
Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

San Pasqual Septic to Sewer Conversion Project

Small Business Administration (SBA)
CA
NAICS 237110
Posted Sep 17, 2026
Due Oct 9, 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)

Bill Parkin (MAK)

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
SEATTLE, WA
NAICS 237110
Posted Sep 17, 2026
Due Oct 16, 2026
Small Business Set Aside - Total

Install Lift Station- FCI Bastrop

JUSTICE, DEPARTMENT OF
GRAND PRAIRIE, TX
NAICS 237110
Posted Sep 16, 2026
No Set Aside

Z-HAMP Historic Site Storm Water Rehabilitation

INTERIOR, DEPARTMENT OF THE
HERNDON, VA
NAICS 237110
Posted Sep 16, 2026

Biola CSD - Wastewater Treatment Plant Improvements (C-06-8155-210), Kerman, CA

Small Business Administration (SBA)
CA
NAICS 237110
Posted Sep 16, 2026
Due Oct 21, 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)

Repair and Maintain Water Towers at FCI Terre Haute

JUSTICE, DEPARTMENT OF
GRAND PRAIRIE, TX
NAICS 237110
Posted Sep 15, 2026
Due Oct 14, 2026
Small Business Set Aside - Total

Z-REED COULEE PIPELINE REPAIR

INTERIOR, DEPARTMENT OF THE
BILLINGS, MT
NAICS 237110
Posted Sep 15, 2026

F-WRRA HQ WELL PULL AND REPLACE

INTERIOR, DEPARTMENT OF THE
Lakewood, CO
NAICS 237110
Posted Sep 14, 2026

FCC Oakdale - Replace Water Tanks - Project 26Z5AX9

JUSTICE, DEPARTMENT OF
GRAND PRAIRIE, TX
NAICS 237110
Posted Sep 14, 2026
Small Business Set Aside - Total

Purified Water Replenishment San Jacinto Valley Advanced Water Purification Facility in CA

Small Business Administration (SBA)
CA
NAICS 237110
Posted Sep 14, 2026
Due Oct 20, 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)

CJAG Monitoring Well Closures

DEPT OF DEFENSE
COLUMBUS, OH
NAICS 237110
Posted Sep 14, 2026
Small Business Set Aside - Total

Z-Emergency Repair at Golden Gate National Recreation Area for the repair of a b

INTERIOR, DEPARTMENT OF THE
SAN FRANCISCO, CA
NAICS 237110
Posted Sep 14, 2026

Relocate Lift Station- FCC Beaumont

JUSTICE, DEPARTMENT OF
GRAND PRAIRIE, TX
NAICS 237110
Posted Sep 14, 2026
8(a) Sole Source

Upgrade Water Tanks - FCI Texarkana, Tx

JUSTICE, DEPARTMENT OF
GRAND PRAIRIE, TX
NAICS 237110
Posted Sep 11, 2026
Due Oct 13, 2026
Small Business Set Aside - Total