Federal NAICS Codes

NAICS 237110: Water and Sewer Line and Related Structures Construction

Explore obligations, trends, recent awards, and incumbent contractors for NAICS 237110.

NAICS 237110 federal market metrics

Total obligations
$15.3B
Total awards
25,593 awards
Active obligations
$3.1B
Size standard
$45,000,000 receipts

What this NAICS covers

NAICS 237110 covers construction of water and sewer mains and related structures, including installation of gravity and force mains, water distribution piping, sewer laterals, manholes, pumping stations, valve vaults, and associated excavation and backfill.

Federal opportunities under 237110 typically involve delivering complete water or sewer pipeline projects, including site excavation, pipeline installation, testing and disinfection, pump station construction, erosion control, utility coordination, as-built documentation, and turnover of operational conveyance infrastructure.

FY2025 snapshot

Obligations
$630.9M
Awards
949
Average award
$664.8K
Change from FY2024
-46%

Recent awards

Search contractors

$343,419

CLASSIC SITE SOLUTIONS INC

National Park Service

PIID
140P4326C0015
PSC
Y1EZ - CONSTRUCTION OF OTHER INDUSTRIAL BUILDINGS

$25,000

SKINNY CORP

Forest Service

PIID
1240LT26C0035
PSC
Y1NE - CONSTRUCTION OF WATER SUPPLY FACILITIES

$20,000

RICKY M TRIPLETT

Indian Health Service

PIID
75H71126FPA005
PSC
Y1ND - CONSTRUCTION OF SEWAGE AND WASTE FACILITIES

$3,301,193

JBA CONSTRUCTION LLC

US Coast Guard

PIID
70Z08626CHONO0006
PSC
Z2ND - REPAIR OR ALTERATION OF SEWAGE AND WASTE FACILITIES

$60,000

LOST CREEK PROPERTIES INC

Indian Health Service

PIID
75H71126FCL004
PSC
Y1NE - CONSTRUCTION OF WATER SUPPLY FACILITIES

$18,000

RICKY M TRIPLETT

Indian Health Service

PIID
75H71126FPA006
PSC
Y1ND - CONSTRUCTION OF SEWAGE AND WASTE FACILITIES

FAQ

What work fits NAICS 237110?
  • Installation of potable water transmission mains with pressure testing, disinfection, tracer wire, and as-built documentation for distribution tie-ins.
  • Replacement or upsizing of sanitary sewer lines, manhole rehabilitation, gravity sewer reconnection, and bypass pumping with odor control procedures.
  • Construction of stormwater conveyance systems, culvert installations, and storm drain tie-ins with erosion and sediment control measures.
  • Wet-work for pump stations and force mains including embedment, anchors, valves, and coordination for shutdowns and tie-ins.
When is NAICS 237110 a weak fit?
  • Building plumbing and HVAC piping: indoor plumbing systems serving a single building without trenching, public right-of-way work, or external distribution system connections.
  • Water and wastewater system engineering and design: deliverables limited to plans, hydraulic modeling, or permits without construction mobilization or field installation.
  • Pipe manufacturing and prefabrication: factory production of pipe, fittings, or precast manholes without on-site trenching, installation, and tie-in responsibilities.
What solicitation language points to NAICS 237110?
  • Line items call out linear feet of pipe by diameter and material, trench depth, bedding specification, and excavation and backfill pay quantities.
  • Performance requirements include pressure testing, CCTV inspection of sewers, disinfection reports, bypass pumping plans, and utility coordination procedures.
  • Solicitation requests construction schedules, dewatering and shoring plans, traffic control and permit documentation, and as-built drawings upon completion.

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