Industries › NAICS 237
Heavy and Civil Engineering Construction
NAICS subsector 237. OSHA inspections, injury summaries, Wage and Hour cases and OFLC filings for employers classified in the subsector.
Heavy and Civil Engineering Construction (NAICS 237) accounts for 29,434 OSHA inspections since 2016, 3.8% of all inspections, with $114M in current penalties ($3,875 per inspection; all industries $3,759).
Wage and Hour Division cases concluded in the industry number 4,454, with $89M in back wages agreed to pay. Employers in the industry filed 2,361 labor condition applications and 886 PERM applications in the fiscal years covered.
7,642 establishments reported 2025 injury summaries: a total recordable case rate of 0.9 per 100 full-time workers, below the 3.5 across all reporting establishments; the median reporting establishment has a rate of 0.8 (quartiles 0.0–3.2).
OSHA inspections and citations
Citations may be contested; the status shown reflects the record at the data date. Enforcement data through 23 Sep 2026.
| Measure | NAICS 237 | All industries |
|---|---|---|
| Citations per inspection | 1.6 | 1.9 |
| Current penalty per inspection | $3,875 | $3,759 |
| Share of all inspections | 4% | 100% |
Most-cited standards
| Standard | Subject | Citations |
|---|---|---|
| 1926.651 | Specific excavation requirements | 4,903 |
| 1926.652 | Requirements for protective systems (excavations) | 4,005 |
| 1910.1200 | Hazard communication | 2,948 |
| 1910.303 | Electrical, general requirements | 1,318 |
| 1910.147 | The control of hazardous energy (lockout/tagout) | 1,312 |
| 1910.305 | Electrical, wiring methods, components and equipment | 1,178 |
| 1926.21 | Safety training and education | 1,110 |
| 1910.132 | Personal protective equipment, general requirements | 1,026 |
| 1910.157 | Portable fire extinguishers | 995 |
| 1910.134 | Respiratory protection | 929 |
Employers with the most inspections
| Employer | City | Inspections |
|---|---|---|
| Granite Construction Company | Watsonville | 71 |
| Virginia Department of Transportation | Richmond | 70 |
| State of Connecticut Department of Transportation | Colchester | 59 |
| Cascade Tower & Rigging Inc | Seattle | 46 |
| Potelco Inc | Sumner | 42 |
| Dan's Excavating, Inc. | Shelby Township | 41 |
| Tutor Perini | Los Angeles | 39 |
| Anlaan Corporation | Grand Haven | 37 |
| Tesla | Sparks | 37 |
| American Ironworks & Erectors | Spokane Valley | 35 |
| Davis Construction | Lansing | 34 |
| Haas Son's Inc. | Thorp | 33 |
| Tutor Perini Corporation and O & G Industries, Inc. | Los Angeles | 33 |
| Rotschy Inc. | Vancouver | 31 |
| Npl Construction Co. | Chicago | 29 |
| Tapani, Inc | Battle Ground | 28 |
| C & D Hughes, Inc. | Charlotte | 26 |
| Drill Tech Drilling and Shoring Inc. | Antioch | 25 |
| Grand River Construction | Hudsonville | 25 |
| C.A. Hull Co., Inc. | Walled Lake | 24 |
The list names employers that have a page on this site (organisations above the size floor); the totals above count every record in the files.
Injuries Form 300A summaries
Establishments submit their own Form 300A summaries; OSHA publishes the data as submitted and does not verify it. Rates are per 100 full-time workers.
Injury-rate distribution, 2025
Total recordable case rates across 6,712 establishments with at least 20,000 hours worked; the pooled rate uses all 7,642 reporting establishments' hours and cases.
| Year | Establishments | Employees | Recordable cases | TRC rate | DART rate | Median establishment |
|---|---|---|---|---|---|---|
| 2023 | 8,248 | 2,409,362 | 17,547 | 1.0 | 0.6 | 1.1 |
| 2024 | 8,010 | 1,797,991 | 16,020 | 1.0 | 0.6 | 0.9 |
| 2025 | 7,642 | 1,847,685 | 14,563 | 0.9 | 0.5 | 0.8 |
Labor Wage and Hour Division
Concluded compliance actions since fiscal year 2005; amounts are back wages the employer agreed to pay, as recorded at case conclusion. Data through 15 Jun 2026.
Acts
| Act | Violations | Back wages |
|---|---|---|
| Fair Labor Standards Act | 54,289 | $45M |
| Davis-Bacon and Related Acts | 23,352 | $38M |
| Service Contract Act | 1,775 | $1.6M |
| H-1B provisions | 64 | $901K |
| H-2B provisions | 229 | $470K |
| Family and Medical Leave Act | 16,332 | $81K |
| Copeland Act | 106 | $13K |
| H-2A provisions | 11 | $8,212 |
| Consumer Credit Protection Act | 2 | $511 |
| Contract Work Hours and Safety Standards Act | 8,074 | $0 |
Employers with the largest back wages
| Employer | City | Back wages |
|---|---|---|
| Spencer Construction | Tucson | $4,980,138 |
| Precision Pipeline, LLC | Eau Claire | $1,368,379 |
| California Professional Engineering Inc. | Riverside | $1,085,552 |
| D&J Enterprises | Auburn | $902,505 |
| Williams Brothers Construction Co., Inc. | Houston | $769,777 |
| Kinder Morgan Inc | Houston | $754,830 |
| Arizona Pipeline Company | Hesperia | $749,862 |
| Emery Sapp & Sons, Inc. | Columbia | $513,132 |
| Linde plc. | Stockertown | $423,608 |
| NOVA Group, Inc | Napa | $359,644 |
| Burns Construction | Stratford | $340,954 |
| Cannon Construction, LLC | Milton | $326,947 |
| T. L. Wallace Construction, INC. | Columbia | $308,808 |
| Twin Peaks Inc | Long Island City | $300,271 |
| M H Electric LLC | Honolulu | $297,841 |
The list names employers that have a page on this site (organisations above the size floor); the totals above count every record in the files.
Immigration OFLC labor condition applications and PERM
Employer-specific case information was provided to OFLC by employers who submitted foreign labor certification applications. These are not employer responses to the Bureau of Labor Statistics' survey. Data through 30 Jun 2026.
H-1B applications by fiscal year
PERM applications by fiscal year
Employers with the most H-1B applications
| Employer | City | Applications |
|---|---|---|
| California Department of Transportation | Sacramento | 203 |
| Kiewit Engineering Group Inc. | Omaha | 174 |
| Fluor Enterprises, Inc. | Houston | 92 |
| Css Payroll Co, L.P. | Los Angeles | 80 |
| Kiewit Power Constructors Co. | Omaha | 48 |
| Mastec Services Company, Inc | Coral Gables | 45 |
| The Lane Construction Corporation | Charlotte | 36 |
| Kiewit Corporation | Omaha | 33 |
| TBC - The Boring Company | Bastrop | 33 |
| LGC Global, Inc. | Detroit | 31 |
| Webber, LLC | The Woodlands | 31 |
| Flatiron Dragados USA, Inc. | New York | 28 |
| Ineight, Inc. | Scottsdale | 28 |
| Obayashi Corporation | Dededo | 28 |
| Alamo NEX Construction, LLC | San Antonio | 25 |
The list names employers that have a page on this site (organisations above the size floor); the totals above count every record in the files.
Questions and answers
Which employers in Heavy and Civil Engineering Construction have the most OSHA inspections?
Granite Construction Company (71), Virginia Department of Transportation (70), State of Connecticut Department of Transportation (59)
What is the injury rate in Heavy and Civil Engineering Construction?
Establishments reporting for 2025 had a pooled total recordable case rate of 0.9 per 100 full-time workers; the median reporting establishment's rate is 0.8 with quartiles 0.0 to 3.2.
How many H-1B applications come from Heavy and Civil Engineering Construction?
2,361 labor condition applications in fiscal years 2025–2026 and 886 PERM applications.
How much in back wages did the Wage and Hour Division find due in Heavy and Civil Engineering Construction?
$89,030,113 agreed to pay across 4,454 concluded cases since fiscal year 2005.
Industry is the NAICS code on each record (the most common code where an employer's sources differ), grouped at the three-digit subsector. Sources: DOL enforcement data, OSHA ITA, OFLC disclosure data; see data sources and methodology.