Construction · San Francisco, CA
Shamrock Engineering Concrete, INC.
According to OSHA enforcement records (2010–2026), Shamrock Engineering Concrete, INC. ranks #65,296 of 99,447 penalized U.S. employers by total current penalty, with a mixed safety record: 6 violations across 2 inspections.
- $3,425
- OSHA penalties
- 6
- Violations cited
- 2
- OSHA inspections
- #65,296
- of 99,447 penalized employers
Shamrock Engineering Concrete, INC. in San Francisco, CA has been the subject of 2 OSHA workplace inspections and 6 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $3,425. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.
The record in one line
OSHA has inspected Shamrock Engineering Concrete, INC. 2 times across a longer 6-year span, an infrequent cadence. These inspections resulted in 6 violations, averaging 3.0 per inspection, above what's typical for a single visit. According to OSHA enforcement records, its total current penalty ranks #65,296 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 sits roughly in line with peers (1.0x the sector average) on inspection frequency. For comparison, Heriberto Prieto DBA HP Construction in El Paso, TX is another construction employer with 3 OSHA inspections on record and $3,428 in current penalties.
- 3.0
- violations per inspection
- 0.0%
- of violations were serious
- #65,296
- of 99,447 penalized employers
Compliance score
- F OSHA safety compliance: 6 violations across 2 OSHA inspections (3.0 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.
How this employer compares on OSHA penalties
Total current penalty vs the Construction per-employer average
- Shamrock Engineering C…
Shamrock Engineering Concrete, INC.
$3,425 in penalties
- Construction avg
Construction industry average (per employer)
$6,767 in penalties
What this shows Shamrock Engineering Concrete, INC. runs moderately below peers (0.5x 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
$3,425 Top 34% most affordable more affordable than 66% 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 Construction employers with an OSHA inspection on record, placed by inspections and violations cited. The highlighted dot is Shamrock Engineering Concrete, INC..
Shamrock Engineering Concrete, INC. in the Construction enforcement ledger
Among 33,222 Construction employers with OSHA penalties on file, Shamrock Engineering Concrete, INC. ranks #20,412 at $3,425 current penalty.
How Shamrock Engineering Concrete, INC. Compares
Shamrock Engineering Concrete, INC.'s 3.00 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 moderately below peers (0.5x the sector average).
Enforcement detail
OSHA Inspection History
Total Inspections
2
First Inspection
2019-01-11
Last Inspection
2025-01-07
Inspection Span
6 yrs
Violations / Inspection
3.0
Avg Penalty / Inspection
$1,713
Industry Avg / Inspection
$3,361
What this shows 2 inspections over 6 years, averaging 3.0 violations per visit. That's $1,713 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
6
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
$3,425
Current Penalty Amount
$3,425
Penalty Reduction
None
What this shows No reduction on record. The current penalty matches the original OSHA assessment.
Industry Safety Context: Construction
How Shamrock Engineering Concrete, INC. compares to the Construction sector, which has 61,260 employers tracked by PlainWorker.
| Metric | Shamrock Engineering Concrete, INC. | Industry Avg |
|---|---|---|
| Inspections | 2 | 2.0 |
| Violations | 6 | 3.3 |
| Total Penalty | $3,425 | $6,767 |
| Avg Penalty per Inspection | $1,713 | $3,361 |
Nationwide Construction peers with similar penalties or inspection counts
Two OSHA-record peer sets for Shamrock Engineering Concrete, INC., both outside CA so the neighborhoods are not geographic containment.
Similar current OSHA penalty
Nearest same-sector employers by current assessed penalty ($3,425 here).
Similar OSHA inspection count
Same-sector employers with a comparable inspection history outside this state (2 inspections here).
Nearby & Similar Employers in Construction
Showing 5 of 61259 other employers tracked in this sector.
Compare Shamrock Engineering Concrete, INC. vs Built Contractors side-by-side →
What to do with this record
Use Shamrock Engineering Concrete, INC.'s enforcement history as one data point, not the whole picture.
- A single employer's record can look unusual in isolation. Compare Shamrock Engineering Concrete, INC. against Built Contractors, a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
- See whether Shamrock Engineering Concrete, 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
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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.