Federal NAICS Codes

NAICS 237990: Other Heavy and Civil Engineering Construction

Explore obligations, trends, recent awards, and incumbent contractors for NAICS 237990.

NAICS 237990 federal market metrics

Total obligations
$142.2B
Total awards
44,109 awards
Active obligations
$31.6B
Size standard
$45,000,000 receipts

What this NAICS covers

NAICS 237990 covers specialized heavy and civil engineering construction work not classified elsewhere, focusing on field construction, complex earthwork, heavy structural installations, and integrated site operations for infrastructure projects.

Federal opportunities under 237990 typically involve executing discrete heavy-civil tasks or bundled specialty construction scopes, providing field execution, heavy equipment operation, subcontractor coordination, safety oversight, environmental controls, and turnover of constructed infrastructure elements.

FY2025 snapshot

Obligations
$9.3B
Awards
1,052
Average award
$8.8M
Change from FY2024
-6.1%

Recent awards

Search contractors

$3,089,748

PIPKIN INC.

US Fish and Wildlife Service

PIID
140FC326C0019
PSC
H999 - OTHER QC/TEST/INSPECT- MISCELLANEOUS

$76,700

DAVID E KNIGHT

Forest Service

PIID
12445526F0061
PSC
Y1AZ - CONSTRUCTION OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE BUILDINGS

$57,504

BOGOSI BUSINESS SERVICES

Department of State

PIID
19SF7526P0683
PSC
Y1PZ - CONSTRUCTION OF OTHER NON-BUILDING FACILITIES

$219,980

Total Solution LLC

US Fish and Wildlife Service

PIID
140FC326P0013
PSC
Z2PZ - REPAIR OR ALTERATION OF OTHER NON-BUILDING FACILITIES

$250,000

BEC CONSTRUCTION, INC

US Fish and Wildlife Service

PIID
140FC126C0008
PSC
Y1QA - CONSTRUCTION OF RESTORATION OF REAL PROPERTY (PUBLIC OR PRIVATE)

$18,480

LYCEUM DYNAMICS LLC

US Fish and Wildlife Service

PIID
140FC126P0038
PSC
Z2QA - REPAIR OR ALTERATION OF RESTORATION OF REAL PROPERTY (PUBLIC OR PRIVATE)

$1,921,480

AYKO GROUP LLC

US Coast Guard

PIID
70Z08626CHONO0007
PSC
Z2NZ - REPAIR OR ALTERATION OF OTHER UTILITIES

FAQ

What work fits NAICS 237990?
  • Dredging, channel maintenance, and sediment relocation with heavy marine equipment, disposal planning, and turbidity control measures.
  • Construction of bulkheads, seawalls, revetments, and shoreline stabilization with concrete, armor stone, and marine piling and corrosion protection.
  • Levee, floodwall, and stormwater conveyance construction including large earthworks, embankment compaction, and installation of drainage control structures.
  • Major site preparation and heavy earthmoving for nonbuilding infrastructure such as dams, reservoir works, and large utility corridors requiring heavy-haul logistics.
When is NAICS 237990 a weak fit?
  • Vertical building construction: projects focused on multi-story occupied buildings where architectural envelope, interior finishes, and MEP fit-out drive scope rather than heavy civil earthworks or marine structures.
  • Pipeline and transmission line linear utility construction: long-distance buried pipeline or power transmission that emphasizes welding, leak testing, and right-of-way restoration but lacks heavy marine or large earth-retention components.
  • Design-only engineering services: deliverables limited to plans, specifications, or remediation studies without execution of heavy equipment earthwork, material placement, or construction performance obligations.
What solicitation language points to NAICS 237990?
  • Performance requirements listing heavy earthmoving metrics, allowable compaction values, embankment lift thickness, or staged dewatering and erosion control.
  • Deliverables require marine construction methods such as cofferdam installation, pile driving records, or dredging production reports and disposal plans.
  • Evaluation criteria emphasize past performance on large civil infrastructure projects, heavy equipment fleet availability, and integrated temporary works planning.

Put this market knowledge to work

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