Mining, Quarrying, Oil & Gas · 29 Palms, CA

HI-Grade Materials

According to OSHA enforcement records (2010–2026), HI-Grade Materials ranks #20,009 of 99,447 penalized U.S. employers by total current penalty, with a concerning safety record: 15 violations across 4 inspections.

Top 25% by penalty7% serious

Compiled by Plainworker · September 6, 2026

$17,910
OSHA penalties: 15
Violations cited: 4
OSHA inspections: #20,009
of 99,447 penalized employers

HI-Grade Materials in 29 Palms, CA has been the subject of 4 OSHA workplace inspections and 15 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $17,910. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected HI-Grade Materials 4 times over 3 years, roughly annually. These inspections resulted in 15 violations, averaging 3.8 per inspection, above what's typical for a single visit. According to OSHA enforcement records, its total current penalty ranks #20,009 of 99,447 penalized U.S. employers (the top quarter of penalized employers nationally). Of these, 1 were classified as serious - indicating hazards that could cause death or serious harm. Against the Mining, Quarrying, Oil & Gas industry average of 2 inspections per employer, this runs moderately above peers (1.8x the sector average) on inspection frequency. For comparison, Great Plains Oilfield Rentals, LLC in Mount Morris, PA is another mining, quarrying, oil & gas employer with 0 OSHA inspections on record and $0 in current penalties.

3.8
violations per inspection: 6.7%
of violations were serious: #20,009
of 99,447 penalized employers

Compliance score

F 35/100

F OSHA safety compliance: 15 violations across 4 OSHA inspections (3.8 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.

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HI-Grade Materials

$17,910
Mining, Quarrying, Oil & Gas avg

$4,539

What this shows HI-Grade Materials runs well above peers (3.9x the sector average) in total OSHA penalties.

Where this penalty ranks nationally

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

$17,910 Bottom 20% least affordable more affordable than 20% of 99,447 U.S. employers with a penalty

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 Mining, Quarrying, Oil & Gas employers with an OSHA inspection on record, placed by inspections and violations cited. The highlighted dot is HI-Grade Materials.

HI-Grade Materials has 4 OSHA inspections on record and 15 violations cited. The crosshair marks the median among these Mining, Quarrying, Oil & Gas peers. Across this sector's tracked employers, more inspections is moderately associated with more violations found -- not a coincidence, but not a guarantee either.

HI-Grade Materials in the Mining, Quarrying, Oil & Gas enforcement ledger

Among 1,117 Mining, Quarrying, Oil & Gas employers with OSHA penalties on file, HI-Grade Materials ranks #160 at $17,910 current penalty.

How HI-Grade Materials Compares

HI-Grade Materials's 3.75 violations per inspection compares to the Mining, Quarrying, Oil & Gas sector average of 3.1 violations per employer.

Against the Mining, Quarrying, Oil & Gas industry average of $4,539 per employer, this employer's current OSHA penalty runs well above peers (3.9x the sector average).

Total Inspections

First Inspection

2016-02-25

Last Inspection

2018-12-12

Inspection Span

3 yrs

Violations / Inspection

3.8

Avg Penalty / Inspection

$4,478

Industry Avg / Inspection

$2,042

What this shows 4 inspections over 3 years, averaging 3.8 violations per visit. That's $4,478 per inspection vs. the Mining, Quarrying, Oil & Gas average of $2,042.

Serious

6.7% of total

Willful

0.0% of total

Repeat

26.7% of total

Other-Than-Serious

66.7% 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.

Initial Penalty Assessed

$32,285

Current Penalty Amount

$17,910

Penalty Reduction

44.5%

What this shows Penalties were reduced by $14,375 from the initial assessment of $32,285. Reductions may result from informal settlements, formal contests, or negotiated agreements with OSHA.

Industry Safety Context: Mining, Quarrying, Oil & Gas

How HI-Grade Materials compares to the Mining, Quarrying, Oil & Gas sector, which has 2,294 employers tracked by PlainWorker.

Metric	HI-Grade Materials	Industry Avg
Inspections	4	2.2
Violations	15	3.1
Total Penalty	$17,910	$4,539
Avg Penalty per Inspection	$4,478	$2,042

View all 2,294 employers in Mining, Quarrying, Oil & Gas →

Nationwide Mining, Quarrying, Oil & Gas peers with similar penalties or inspection counts

Two OSHA-record peer sets for HI-Grade Materials, both outside CA so the neighborhoods are not geographic containment.

Similar current OSHA penalty

Nearest same-sector employers by current assessed penalty ($17,910 here).

Backyard Environmental Solutions LLC $17,800 OK Tidewater Logistics, INC. $18,022 OH Cactus Drilling Company, LLC $18,173 TX Spartan Materials, LLC. $17,617 NY

Similar OSHA inspection count

Same-sector employers with a comparable inspection history outside this state (4 inspections here).

Eog Resources, INC. 4 insp. Penfield, PA Champagne & Marx Excavating INC 4 insp. Saginaw, MI Pumpco Energy Services, INC. 4 insp. Valley View, TX Cimarex Energy CO. 4 insp. Pecos, TX

Nearby & Similar Employers in Mining, Quarrying, Oil & Gas

Showing 5 of 2293 other employers tracked in this sector.

Great Plains Oilfield Rentals, LLC

Mount Morris, PA

0 inspections $0

California Resources Corporation

Taft, CA

3 inspections $18,000

Backyard Environmental Solutions LLC

Foster, OK

2 inspections $17,800

Tidewater Logistics, INC.

Steubenville, OH

2 inspections $18,022

FST Sand & Gravel, INC.

Corona, CA

18 inspections $18,070

Compare HI-Grade Materials vs Great Plains Oilfield Rentals, LLC side-by-side →

What to do with this record

Use HI-Grade Materials's enforcement history as one data point, not the whole picture.

A single employer's record can look unusual in isolation. Compare HI-Grade Materials against Great Plains Oilfield Rentals, LLC, a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
See whether HI-Grade Materials's inspection and penalty record is typical for Mining, Quarrying, Oil & Gas or an outlier against the sector's own average. View the Mining, Quarrying, Oil & Gas 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 HI-Grade Materials safe to work at? ▼

Based on OSHA records, HI-Grade Materials's workplace safety record is concerning, with multiple serious compliance issues. The employer has 15 violations across 4 inspections, including 1 serious violations. Compared to Mining, Quarrying, Oil & Gas industry peers, this is above average for penalties. Review the full inspection history below for details.

How many OSHA violations does HI-Grade Materials have? ▼

HI-Grade Materials has 15 OSHA violations on record, including 1 serious, 0 willful, and 4 repeat violations. The total current penalty amount is $17,910.

How many OSHA inspections has HI-Grade Materials had? ▼

HI-Grade Materials has had 4 OSHA inspections, with the first recorded on 2016-02-25 and the most recent on 2018-12-12. This averages 3.8 violations per inspection.

What is the total penalty amount for HI-Grade Materials? ▼

HI-Grade Materials has been assessed $17,910 in current OSHA penalties, reduced from an initial assessment of $32,285 (a 44.5% reduction).

Does HI-Grade Materials have any serious or willful violations? ▼

Yes. HI-Grade Materials has 1 serious violations, and 4 repeat violations. Serious violations involve hazards likely to cause death or serious physical harm. Willful violations indicate the employer intentionally or knowingly disregarded the law.

What industry does HI-Grade Materials operate in? ▼

HI-Grade Materials operates in the Mining, Quarrying, Oil & Gas sector (NAICS code 212321). This industry has 2,294 employers tracked by PlainWorker, with 5,098 total OSHA inspections and $10.41M in cumulative penalties.

Where does HI-Grade Materials rank nationally on OSHA penalties? ▼

Among the 99,447 U.S. employers with a nonzero current OSHA penalty in PlainWorker's corpus, HI-Grade Materials ranks #20,009 (the top quarter 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 HI-Grade Materials's safety record compare to industry average? ▼

HI-Grade Materials's total OSHA penalty of $17,910 is above the Mining, Quarrying, Oil & Gas industry average of $4,539 per employer (3.9x the average). The employer has 4 inspections compared to the industry average of 2.2 per employer. For a direct comparison, Great Plains Oilfield Rentals, LLC in Mount Morris, PA is a similar mining, quarrying, oil & gas employer with $0 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.