PlainWorker
Employers › CA

Construction · Groveland, CA

Mountain Tunnel Constructors, INC

According to OSHA enforcement records (2010–2026), Mountain Tunnel Constructors, INC ranks #87,045 of 99,447 penalized U.S. employers by total current penalty, with a relatively clean safety record: 3 violations across 3 inspections.

Lower half by penalty0% serious
$970
OSHA penalties
3
Violations cited
3
OSHA inspections
#87,045
of 99,447 penalized employers

Mountain Tunnel Constructors, INC in Groveland, CA has been the subject of 3 OSHA workplace inspections and 3 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $970. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected Mountain Tunnel Constructors, INC 3 times over 2 years, roughly annually. These inspections resulted in 3 violations, averaging 1.0 per inspection. According to OSHA enforcement records, its total current penalty ranks #87,045 of 99,447 penalized U.S. employers (the lower half of penalized employers nationally). Against the Construction industry average of 2 inspections per employer, this runs moderately above peers (1.5x the sector average) on inspection frequency. For comparison, Johnson Bros. Corporation, a Southland Company in Grand Rivers, KY is another construction employer with 2 OSHA inspections on record and $970 in current penalties.

1.0
violations per inspection
0.0%
of violations were serious
#87,045
of 99,447 penalized employers

Compliance score

C 75/100
  • C OSHA safety compliance: 3 violations across 3 OSHA inspections (1.0 per inspection), vs. national p10 0.0 (best) / p90 5.5 (worst) among 145,626 inspected employers.

Channels are separate federal datasets: a dimension marked not applicable simply has no record in that dataset for this employer, not a good or bad score.

Open my watchlist

How this employer compares on OSHA penalties

Total current penalty vs the Construction per-employer average

in penalties

What this shows Mountain Tunnel Constructors, INC runs well below peers (0.14x the sector average) in total OSHA penalties.

Source U.S. Department of Labor, OSHA enforcement extracts As of 2026

Where this penalty ranks nationally

Total current OSHA penalty vs every U.S. employer with a nonzero penalty

$970 Top 12% most affordable more affordable than 88% of 99,447 U.S. employers with a penalty

$0–$5,000: 43,959 U.S. employers with a penalty (44%). This entry sits in this band. $5,000–$10,000: 20,304 U.S. employers with a penalty (20%). Above this entry. $10,000–$15,000: 11,027 U.S. employers with a penalty (11%). Above this entry. $15,000–$20,000: 6,546 U.S. employers with a penalty (7%). Above this entry. $20,000–$25,000: 4,175 U.S. employers with a penalty (4%). Above this entry. $25,000–$30,000: 2,877 U.S. employers with a penalty (3%). Above this entry. $30,000–$35,000: 2,036 U.S. employers with a penalty (2%). Above this entry. $35,000–$40,000: 1,493 U.S. employers with a penalty (2%). Above this entry. $40,000–$45,000: 1,095 U.S. employers with a penalty (1%). Above this entry. $45,000–$50,000: 785 U.S. employers with a penalty (1%). Above this entry. $50,000–$55,000: 5,150 U.S. employers with a penalty (5%). Above this entry. This employer $0 $55,000 every penalized U.S. employer, bucketed by value

Each bar is a $5K-wide band; taller bars hold more U.S. employers with a penalty. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Department of Labor, OSHA enforcement extracts · 2026

Does more inspection scrutiny mean more findings?

Each dot is one of 21 Construction employers with an OSHA inspection on record, placed by inspections and violations cited. The highlighted dot is Mountain Tunnel Constructors, INC.

Frequently inspected, many findingsRarely inspected, many findingsFrequently inspected, clean recordBelow median on both3.03.033.03.00.96.712.518.324.1OSHA inspectionsViolations citedKW FRAMING, INC., OSHA inspections: 3 · Violations cited: 17EUROSTRUCT INC., OSHA inspections: 3 · Violations cited: 23BRAD MCDONALD ROOFIN…, OSHA inspections: 3 · Violations cited: 3NETO'S CARPENTRY, LLC, OSHA inspections: 3 · Violations cited: 22MONACO CONSTRUCTION …, OSHA inspections: 3 · Violations cited: 6COAST TO COAST GENER…, OSHA inspections: 3 · Violations cited: 10GTO CONSTRUCTION, INC, OSHA inspections: 3 · Violations cited: 8PATERSON PROJECT MAN…, OSHA inspections: 3 · Violations cited: 5THE FLETCHER CONSTRU…, OSHA inspections: 3 · Violations cited: 7MIGUEL GONZALEZ, OSHA inspections: 3 · Violations cited: 8AMUNDSEN CONSTRUCTION, OSHA inspections: 3 · Violations cited: 8DOUBLE R ROOFING, LLC, OSHA inspections: 3 · Violations cited: 9MOUNTAIN MAN CONSTRU…, OSHA inspections: 3 · Violations cited: 20STUCCO BROTHERS, LLC, OSHA inspections: 3 · Violations cited: 8CAMPOS CONSTRUCTION,…, OSHA inspections: 3 · Violations cited: 4MARON ELECTRIC COMPANY, OSHA inspections: 3 · Violations cited: 3WANER CONSTRUCTION C…, OSHA inspections: 3 · Violations cited: 2HORIZON GROUP MANAGE…, OSHA inspections: 3 · Violations cited: 16DOWNING ROOFING, INC., OSHA inspections: 3 · Violations cited: 10WHITEFIELD INDUSTRIA…, OSHA inspections: 3 · Violations cited: 14Mountain Tunnel Cons…, OSHA inspections: 3 · Violations cited: 3
Mountain Tunnel Constructors, INC has 3 OSHA inspections on record and 3 violations cited. The crosshair marks the median among these Construction peers. Across this sector's tracked employers, more inspections is moderately associated with more violations found -- not a coincidence, but not a guarantee either.

Mountain Tunnel Constructors, INC in the Construction enforcement ledger

Among 33,222 Construction employers with OSHA penalties on file, Mountain Tunnel Constructors, INC ranks #28,769 at $970 current penalty.

How Mountain Tunnel Constructors, INC Compares

Mountain Tunnel Constructors, INC's 1.00 violations per inspection compares to the Construction sector average of 3.3 violations per employer.

Against the Construction industry average of $6,767 per employer, this employer's current OSHA penalty runs well below peers (0.14x the sector average).

Enforcement detail

OSHA Inspection History

Total Inspections

3

First Inspection

2024-02-15

Last Inspection

2026-01-15

Inspection Span

2 yrs

Violations / Inspection

1.0

Avg Penalty / Inspection

$323

Industry Avg / Inspection

$3,361

What this shows 3 inspections over 2 years, averaging 1.0 violations per visit. That's $323 per inspection vs. the Construction average of $3,361.

Enforcement detail

Violation Breakdown

0

Serious

0.0% of total

0

Willful

0.0% of total

0

Repeat

0.0% of total

3

Other-Than-Serious

100.0% of total

What this shows Serious violations involve hazards that could cause death or serious physical harm. Willful violations indicate intentional or knowing disregard of the law. Repeat violations are for hazards previously cited within the past 5 years.

Enforcement detail

Penalty Analysis

Initial Penalty Assessed

$3,230

Current Penalty Amount

$970

Penalty Reduction

70.0%

What this shows Penalties were reduced by $2,260 from the initial assessment of $3,230. Reductions may result from informal settlements, formal contests, or negotiated agreements with OSHA.

Industry Safety Context: Construction

How Mountain Tunnel Constructors, INC compares to the Construction sector, which has 61,260 employers tracked by PlainWorker.

Metric Mountain Tunnel Constructors, INC Industry Avg
Inspections 3 2.0
Violations 3 3.3
Total Penalty $970 $6,767
Avg Penalty per Inspection $323 $3,361
View all 61,260 employers in Construction →

Nationwide Construction peers with similar penalties or inspection counts

Two OSHA-record peer sets for Mountain Tunnel Constructors, INC, both outside CA so the neighborhoods are not geographic containment.

Similar current OSHA penalty

Nearest same-sector employers by current assessed penalty ($970 here).

Johnson Bros. Corporation, a Southland Company $970 KY Applewood Enterprises, INC. $968 PA Pat's Painting INC $968 MT Knutson Custom Remodelers LLC $973 MN

Similar OSHA inspection count

Same-sector employers with a comparable inspection history outside this state (3 inspections here).

KW Framing, INC. 3 insp. River Grove, IL Eurostruct INC. 3 insp. New York, NY Brad McDonald Roofing & Construction, INC. 3 insp. Odessa, FL Neto's Carpentry, LLC 3 insp. Hartland, WI

Nearby & Similar Employers in Construction

Showing 5 of 61259 other employers tracked in this sector.

Cor-Ray Painting CO
Big Creek, CA
2 inspections $970
Builder Solutions, INC.
Redding, CA
3 inspections $970
Johnson Bros. Corporation, a Southland Company
Grand Rivers, KY
2 inspections $970
Spectra Company
Long Beach, CA
2 inspections $970
Alten Construction, INC.
Oakland, CA
2 inspections $970

Compare Mountain Tunnel Constructors, INC vs Cor-Ray Painting CO side-by-side →

What to do with this record

Use Mountain Tunnel Constructors, INC's enforcement history as one data point, not the whole picture.

  • A single employer's record can look unusual in isolation. Compare Mountain Tunnel Constructors, INC against Cor-Ray Painting CO, a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
  • See whether Mountain Tunnel Constructors, INC's inspection and penalty record is typical for Construction or an outlier against the sector's own average. View the Construction sector
  • Before you accept a job or raise a safety concern, search any employer for its own OSHA inspection history the same way you found this one. Search employers

Figures reflect closed OSHA and WHD federal enforcement actions on record (2010–2026); not every workplace issue results in an inspection or investigation.

Frequently Asked Questions

Is Mountain Tunnel Constructors, INC safe to work at? ▼
Based on OSHA records, Mountain Tunnel Constructors, INC's workplace safety record is relatively clean, with fewer violations than typical. The employer has 3 violations across 3 inspections. Compared to Construction industry peers, this is below average for penalties. Review the full inspection history below for details.
How many OSHA violations does Mountain Tunnel Constructors, INC have? ▼
Mountain Tunnel Constructors, INC has 3 OSHA violations on record, including 0 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $970.
How many OSHA inspections has Mountain Tunnel Constructors, INC had? ▼
Mountain Tunnel Constructors, INC has had 3 OSHA inspections, with the first recorded on 2024-02-15 and the most recent on 2026-01-15. This averages 1.0 violations per inspection.
What is the total penalty amount for Mountain Tunnel Constructors, INC? ▼
Mountain Tunnel Constructors, INC has been assessed $970 in current OSHA penalties, reduced from an initial assessment of $3,230 (a 70.0% reduction).
What industry does Mountain Tunnel Constructors, INC operate in? ▼
Mountain Tunnel Constructors, INC operates in the Construction sector (NAICS code 237110). This industry has 61,260 employers tracked by PlainWorker, with 123,354 total OSHA inspections and $414.57M in cumulative penalties.
Where does Mountain Tunnel Constructors, INC rank nationally on OSHA penalties? ▼
Among the 99,447 U.S. employers with a nonzero current OSHA penalty in PlainWorker's corpus, Mountain Tunnel Constructors, INC ranks #87,045 (the lower half of penalized employers nationally). The ordinal is a live COUNT of employers with a lower total_current_penalty; see the methodology page for the exact derivation.
How does Mountain Tunnel Constructors, INC's safety record compare to industry average? ▼
Mountain Tunnel Constructors, INC's total OSHA penalty of $970 is below the Construction industry average of $6,767 per employer. The employer has 3 inspections compared to the industry average of 2.0 per employer. For a direct comparison, Johnson Bros. Corporation, a Southland Company in Grand Rivers, KY is a similar construction employer with $970 in current penalties.
Data Sources & Methodology ▼

Data as of 2026. Source: U.S. Department of Labor (OSHA, WHD).

Source: OSHA Enforcement Data

Inspection and violation records from the Occupational Safety and Health Administration (OSHA), U.S. Department of Labor, covering the period 2010–2026. Includes inspection dates, violation types (serious, willful, repeat, other-than-serious), and penalty amounts. Penalties shown are current assessed amounts and may differ from original citations due to settlement, contest, or reduction.

Source: Wage and Hour Division (WHD)

Compliance actions from the WHD, covering enforcement of the Fair Labor Standards Act (FLSA), including minimum wage, overtime, and child labor violations. Back wages represent amounts owed to affected employees as determined by WHD investigations.

Employer Matching

Employers are matched across OSHA and WHD datasets by name, state, and city. Employers included in PlainWorker have 2 or more OSHA inspections or $1,000+ in WHD back wages. Data is updated monthly from data.dol.gov.

Verify with OSHA establishment search →

Every figure on PlainWorker is rendered directly from official U.S. Department of Labor OSHA and Wage & Hour Division enforcement records, no number is typed in by an editor. This employer's ratios (penalty-per-violation, industry comparisons) are computed live from the 3 inspections on record. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026.