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Employers › CA

Mining, Quarrying, Oil & Gas · El Cajon, CA

Superior Ready Mix Concrete L. P.

According to OSHA enforcement records (2010–2026), Superior Ready Mix Concrete L. P. ranks #80,670 of 99,447 penalized U.S. employers by total current penalty, with a average safety record: 5 violations across 4 inspections.

Lower half by penalty0% serious
$1,545
OSHA penalties
5
Violations cited
4
OSHA inspections
#80,670
of 99,447 penalized employers

Superior Ready Mix Concrete L. P. in El Cajon, CA has been the subject of 4 OSHA workplace inspections and 5 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $1,545. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected Superior Ready Mix Concrete L. P. 4 times over 2 years - more than twice a year on average. These inspections resulted in 5 violations, averaging 1.3 per inspection. According to OSHA enforcement records, its total current penalty ranks #80,670 of 99,447 penalized U.S. employers (the lower half of penalized employers nationally). 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, Chief Oil and Gas LLC in Wexford, PA is another mining, quarrying, oil & gas employer with 0 OSHA inspections on record and $0 in current penalties.

1.3
violations per inspection
0.0%
of violations were serious
#80,670
of 99,447 penalized employers

Compliance score

C 72/100
  • C OSHA safety compliance: 5 violations across 4 OSHA inspections (1.3 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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How this employer compares on OSHA penalties

Total current penalty vs the Mining, Quarrying, Oil & Gas per-employer average

in penalties

What this shows Superior Ready Mix Concrete L. P. runs moderately below peers (0.3x 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

$1,545 Top 19% most affordable more affordable than 81% 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 Mining, Quarrying, Oil & Gas employers with an OSHA inspection on record, placed by inspections and violations cited. The highlighted dot is Superior Ready Mix Concrete L. P..

Frequently inspected, many findingsRarely inspected, many findingsFrequently inspected, clean recordBelow median on both4.04.044.04.0012.124.136.248.3OSHA inspectionsViolations citedOXY USA INC. OCCIDEN…, OSHA inspections: 4 · Violations cited: 0UMC ENERGY SOLUTIONS, OSHA inspections: 4 · Violations cited: 31PATTERSON-UTI DRILLI…, OSHA inspections: 4 · Violations cited: 9WATERFLEET, OSHA inspections: 4 · Violations cited: 5ROCKY MOUNTAIN ROD INC, OSHA inspections: 4 · Violations cited: 30YAGER MATERIALS, MAI…, OSHA inspections: 4 · Violations cited: 3CIMAREX ENERGY COMPANY, OSHA inspections: 4 · Violations cited: 0ENSIGN UNITED STATES…, OSHA inspections: 4 · Violations cited: 5FRONTIER DRILLING, LLC, OSHA inspections: 4 · Violations cited: 2DRILL RIGHT TECHNOLO…, OSHA inspections: 4 · Violations cited: 0MIRACLE PRODUCTION, …, OSHA inspections: 4 · Violations cited: 38KEY ENERGY SERVICES,…, OSHA inspections: 4 · Violations cited: 3MID CONTINENT WELL L…, OSHA inspections: 4 · Violations cited: 0NABORS DRILLING USA,…, OSHA inspections: 4 · Violations cited: 18O'RYAN OIL & GAS, OSHA inspections: 4 · Violations cited: 46OUTLINE OIL COMPANY …, OSHA inspections: 4 · Violations cited: 9LENZ ENTERPRISES INC, OSHA inspections: 4 · Violations cited: 8SUN WELL SERVICE, INC., OSHA inspections: 4 · Violations cited: 0STERLING BREEN CRUSH…, OSHA inspections: 4 · Violations cited: 14CACTUS DRILLING COMP…, OSHA inspections: 4 · Violations cited: 5Superior Ready Mix C…, OSHA inspections: 4 · Violations cited: 5
Superior Ready Mix Concrete L. P. has 4 OSHA inspections on record and 5 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.

Superior Ready Mix Concrete L. P. in the Mining, Quarrying, Oil & Gas enforcement ledger

In Mining, Quarrying, Oil & Gas, Superior Ready Mix Concrete L. P. sits at penalty rank #729 of 1,117 penalized establishments ($1,545 assessed).

How Superior Ready Mix Concrete L. P. Compares

Superior Ready Mix Concrete L. P.'s 1.25 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 moderately below peers (0.3x the sector average).

Enforcement detail

OSHA Inspection History

Total Inspections

4

First Inspection

2017-01-11

Last Inspection

2019-03-19

Inspection Span

2 yrs

Violations / Inspection

1.3

Avg Penalty / Inspection

$386

Industry Avg / Inspection

$2,042

What this shows 4 inspections over 2 years, averaging 1.3 violations per visit. That's $386 per inspection vs. the Mining, Quarrying, Oil & Gas average of $2,042.

Enforcement detail

Violation Breakdown

0

Serious

0.0% of total

0

Willful

0.0% of total

0

Repeat

0.0% of total

5

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

$1,545

Current Penalty Amount

$1,545

Penalty Reduction

None

What this shows No reduction on record. The current penalty matches the original OSHA assessment.

Industry Safety Context: Mining, Quarrying, Oil & Gas

How Superior Ready Mix Concrete L. P. compares to the Mining, Quarrying, Oil & Gas sector, which has 2,294 employers tracked by PlainWorker.

Metric Superior Ready Mix Concrete L. P. Industry Avg
Inspections 4 2.2
Violations 5 3.1
Total Penalty $1,545 $4,539
Avg Penalty per Inspection $386 $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 Superior Ready Mix Concrete L. P., both outside CA so the neighborhoods are not geographic containment.

Similar current OSHA penalty

Nearest same-sector employers by current assessed penalty ($1,545 here).

Alaska Frontier Constructors, INC $1,530 AK Latshaw Drilling and Exploration, LLC $1,500 TX Yager Materials, Main Wharf #1 $1,500 KY Pioneer Drilling Services INC $1,500 UT

Similar OSHA inspection count

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

Oxy USA INC. Occidental Permian LTD. 4 insp. Pecos, TX Umc Energy Solutions 4 insp. Fort Worth, TX Patterson-Uti Drilling Company LLC 4 insp. Pecos, TX Waterfleet 4 insp. Pecos, TX

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

Showing 5 of 2293 other employers tracked in this sector.

Chief Oil and Gas LLC
Wexford, PA
0 inspections $0
Cemex Construction Materials Pacific, LLC
Moorpark, CA
8 inspections $1,535
Stevens Creek Quarry, INC.
Sunnyvale, CA
2 inspections $1,535
Alaska Frontier Constructors, INC
Prudhoe Bay, AK
2 inspections $1,530
Strike Construction, LLC
Spring, TX
0 inspections $0

Compare Superior Ready Mix Concrete L. P. vs Chief Oil and Gas LLC side-by-side →

What to do with this record

Use Superior Ready Mix Concrete L. P.'s enforcement history as one data point, not the whole picture.

  • A single employer's record can look unusual in isolation. Compare Superior Ready Mix Concrete L. P. against Chief Oil and Gas LLC, a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
  • See whether Superior Ready Mix Concrete L. P.'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 Superior Ready Mix Concrete L. P. safe to work at? ▼
Based on OSHA records, Superior Ready Mix Concrete L. P.'s workplace safety record is average, with typical for this industry. The employer has 5 violations across 4 inspections. Compared to Mining, Quarrying, Oil & Gas industry peers, this is below average for penalties. Review the full inspection history below for details.
How many OSHA violations does Superior Ready Mix Concrete L. P. have? ▼
Superior Ready Mix Concrete L. P. has 5 OSHA violations on record, including 0 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $1,545.
How many OSHA inspections has Superior Ready Mix Concrete L. P. had? ▼
Superior Ready Mix Concrete L. P. has had 4 OSHA inspections, with the first recorded on 2017-01-11 and the most recent on 2019-03-19. This averages 1.3 violations per inspection.
What is the total penalty amount for Superior Ready Mix Concrete L. P.? ▼
Superior Ready Mix Concrete L. P. has been assessed $1,545 in current OSHA penalties.
What industry does Superior Ready Mix Concrete L. P. operate in? ▼
Superior Ready Mix Concrete L. P. operates in the Mining, Quarrying, Oil & Gas sector (NAICS code 212313). This industry has 2,294 employers tracked by PlainWorker, with 5,098 total OSHA inspections and $10.41M in cumulative penalties.
Where does Superior Ready Mix Concrete L. P. rank nationally on OSHA penalties? ▼
Among the 99,447 U.S. employers with a nonzero current OSHA penalty in PlainWorker's corpus, Superior Ready Mix Concrete L. P. ranks #80,670 (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 Superior Ready Mix Concrete L. P.'s safety record compare to industry average? ▼
Superior Ready Mix Concrete L. P.'s total OSHA penalty of $1,545 is below the Mining, Quarrying, Oil & Gas industry average of $4,539 per employer. The employer has 4 inspections compared to the industry average of 2.2 per employer. For a direct comparison, Chief Oil and Gas LLC in Wexford, 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.

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 4 inspections on record. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026.