Establishment profile
ROCK STRUCTURES CONSTRUCTION COMPANY
1709 SHERBORN STREET, CORONA, CA, 92881
212311 — Dimension Stone Mining and Quarrying
Summary
ROCK STRUCTURES CONSTRUCTION COMPANY has accumulated 2 OSHA violations across 6 inspections over 15 years of recorded history, with $865 in total assessed penalties.
The establishment sits in the 48th percentile for violations within its industry-state peer group of 1,680 employers. Inspection frequency runs at the 75th percentile. The most recent enforcement activity was recorded 6 years ago.
Federal records were found in 2 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
ROCK STRUCTURES CONSTRUCTION COMPANY appears in OSHA workplace safety and MSHA mine safety records only. No matching records were found in WHD wage enforcement, EPA environmental compliance, NLRB labor relations, OFLC visa and labor certification (historical), FMCSA motor carrier registration, SAM.gov federal debarment, CMS nursing home enforcement, UVA Corporate Prosecution Registry, CPSC product recalls, or NHTSA vehicle recalls.
OSHA workplace safety
33% of inspections at this establishment produced violations,
Most-cited OSHA standards
Top OSHA standards cited at this employer, ranked by citation count. Standards (CFR sections) cluster citations into safety themes -- machine guarding, lockout-tagout, hazard communication, fall protection, process safety, etc. A concentration on one or two sections reveals a pattern that individual citations don’t. 1 distinct standard shown · 2 citations in this view · $865 in penalties.
| CFR section | Citations | Inspections | Total penalty | First cited | Last cited |
|---|---|---|---|---|---|
| 7010(A) | 2 | 2 | $865 | Apr 2017 | Sep 2018 |
Source: OSHA inspection citations (violation_detail). CFR section codes can be looked up at osha.gov/laws-regs for the formal standard text. Per-inspection detail and the specific violation descriptions are available by expanding individual inspections below.
Peer comparison
Below average violations in NAICS 2123 within CA. Peer group: 1,680 employers. This establishment has 2 OSHA violations; peer median is 2.
Safety self-report (OSHA 300A)
No self-reported injury rates filed with OSHA's Injury Tracking Application for ROCK STRUCTURES CONSTRUCTION COMPANY. Verify directly with OSHA Injury Tracking Application →
Industry benchmark
BLS rates reflect industry-wide averages. Self-reported figures come from OSHA’s Injury Tracking Application; absence of self-reported data does not necessarily indicate non-compliance — many establishments fall below the ITA reporting threshold.
Inspection breakdown
Complaint- and accident-triggered inspections are stronger risk signals than routine planned inspections.
OSHA severe injury reports
No severe injury reports (hospitalization, amputation, or loss of an eye) on file under 29 CFR 1904.39 for ROCK STRUCTURES CONSTRUCTION COMPANY. Verify directly with Occupational Safety and Health Administration →
Activity timeline
No federal enforcement activity has been recorded against this establishment in 6+ years. Most recent activity: 6 years ago. Data on this page is refreshed weekly.
Wage & Hour Division (WHD)
No WHD wage, overtime, or child-labor enforcement cases on file for ROCK STRUCTURES CONSTRUCTION COMPANY. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
Company-level in CA — for ROCK STRUCTURES CONSTRUCTION COMPANY, not this location alone
Mine Safety & Health Administration — citations issued at mining operations. MSHA records cases at the company/regional level (no worksite address), so these are matched by company name and state and may span other ROCK STRUCTURES CONSTRUCTION COMPANY operations in the same state.
MSHA citations
Mine Safety and Health Administration citations. S&S (significant and substantial) marks violations that could reasonably contribute to a serious injury. Negligence rating is MSHA’s operator-culpability assessment (none, low, moderate, high, or reckless disregard). Proposed = assessed at issuance; Paid = post-settlement / appeal. 100 citations · 22S&S · 61 contractor · $12,230 proposed / $12,230 paid.
| Citation | Mine | Date | Section | S&S | Negligence | Proposed | Paid |
|---|---|---|---|---|---|---|---|
| 6485319 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | May 2010 | — | Yes | HighNegligence | $971 | $971 |
| 6440786 | #2 Portable Riverside, CA | Oct 2008 | — | Yes | HighNegligence | $540 | $540 |
| 6441164 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Oct 2008 | — | No | ModNegligence | $392 | $392 |
| 6376348 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Dec 2005 | — | Yes | ModNegligence | $268 | $268 |
| 6485318 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | May 2010 | — | Yes | ModNegligence | $263 | $263 |
| 6485190 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Oct 2009 | — | Yes | ModNegligence | $263 | $263 |
| 6439687 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Mar 2008 | — | Yes | ModNegligence | $263 | $263 |
| 8698053 | #2 Portable Riverside, CA | Oct 2013 | — | Yes | ModNegligence | $243 | $243 |
| 6440785 | #2 Portable Riverside, CA | Oct 2008 | — | Yes | ModNegligence | $243 | $243 |
| 6364872 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Nov 2004 | — | Yes | ModNegligence | $217 | $217 |
| 6361669 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Apr 2004 | — | Yes | ModNegligence | $191 | $191 |
| 9681497 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Sep 2022 | — | Yes | LowNegligence | $155 | $155 |
| 9684300 | # 3 Portable San Diego, CA | Jan 2023 | — | No | ModNegligence | $143 | $143 |
| 8874740 | #4 Portable Riverside, CA | Oct 2016 | — | Yes | LowNegligence | $124 | $124 |
| 6361670 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Apr 2004 | — | Yes | ModNegligence | $124 | $124 |
| 7991207 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Jun 2000 | — | Yes | ModNegligence | $122 | $122 |
| 9500409 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Nov 2019 | — | No | LowNegligence | $121 | $121 |
| 9500408 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Nov 2019 | — | No | LowNegligence | $121 | $121 |
| 9500407 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Nov 2019 | — | No | LowNegligence | $121 | $121 |
| 9432291 | # 3 Portable San Diego, CA | May 2019 | — | No | ModNegligence | $121 | $121 |
| 9375125 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Apr 2018 | — | No | LowNegligence | $118 | $118 |
| 6485189 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Oct 2009 | — | Yes | ModNegligence | $117 | $117 |
| 6441165 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Oct 2008 | — | No | ModNegligence | $117 | $117 |
| 9375057 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Oct 2017 | — | No | ModNegligence | $116 | $116 |
| 8995432 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | May 2017 | — | No | ModNegligence | $116 | $116 |
| 8874741 | #4 Portable Riverside, CA | Oct 2016 | — | No | ModNegligence | $114 | $114 |
| 8874402 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Sep 2016 | — | No | ModNegligence | $114 | $114 |
| 8874401 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Sep 2016 | — | No | LowNegligence | $114 | $114 |
| 8874126 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Jul 2016 | — | No | ModNegligence | $114 | $114 |
| 8874125 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Jul 2016 | — | No | ModNegligence | $114 | $114 |
| 6361857 | #2 Portable Riverside, CA | Mar 2004 | — | Yes | ModNegligence | $114 | $114 |
| 8781445 | #2 Portable Riverside, CA | Apr 2014 | — | Yes | ModNegligence | $108 | $108 |
| 6484687 | #2 Portable Riverside, CA | Nov 2015 | — | No | ModNegligence | $100 | $100 |
| 8700099 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Jun 2014 | — | No | ModNegligence | $100 | $100 |
| 8781447 | #2 Portable Riverside, CA | Apr 2014 | — | No | ModNegligence | $100 | $100 |
| 8781446 | #2 Portable Riverside, CA | Apr 2014 | — | No | ModNegligence | $100 | $100 |
| 8698373 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Dec 2013 | — | No | ModNegligence | $100 | $100 |
| 8698372 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Dec 2013 | — | No | ModNegligence | $100 | $100 |
| 8698052 | #2 Portable Riverside, CA | Oct 2013 | — | No | ModNegligence | $100 | $100 |
| 8697642 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Aug 2013 | — | No | ModNegligence | $100 | $100 |
| 8689811 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Jan 2013 | — | No | ModNegligence | $100 | $100 |
| 8689165 | #2 Portable Riverside, CA | Oct 2012 | — | No | ModNegligence | $100 | $100 |
| 8689631 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Sep 2012 | — | No | ModNegligence | $100 | $100 |
| 8567690 | #2 Portable Riverside, CA | Apr 2012 | — | No | ModNegligence | $100 | $100 |
| 8567689 | #2 Portable Riverside, CA | Apr 2012 | — | No | ModNegligence | $100 | $100 |
| 8607363 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Nov 2011 | — | No | LowNegligence | $100 | $100 |
| 8567275 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Jul 2011 | — | No | ModNegligence | $100 | $100 |
| 8567181 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Jan 2011 | — | No | ModNegligence | $100 | $100 |
| 8567180 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Jan 2011 | — | Yes | ModNegligence | $100 | $100 |
| 8567325 | #2 Portable Riverside, CA | Jan 2011 | — | Yes | ModNegligence | $100 | $100 |
| 8567324 | #2 Portable Riverside, CA | Jan 2011 | — | No | ModNegligence | $100 | $100 |
| 8567145 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Nov 2010 | — | No | HighNegligence | $100 | $100 |
| 8567309 | #2 Portable Riverside, CA | Oct 2010 | — | No | HighNegligence | $100 | $100 |
| 6485192 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Oct 2009 | — | No | ModNegligence | $100 | $100 |
| 6485191 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Oct 2009 | — | No | ModNegligence | $100 | $100 |
| 6441468 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | May 2009 | — | No | ModNegligence | $100 | $100 |
| 6441467 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | May 2009 | — | No | ModNegligence | $100 | $100 |
| 7980343 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | May 2009 | — | No | HighNegligence | $100 | $100 |
| 7980855 | #2 Portable Riverside, CA | Apr 2009 | — | No | ModNegligence | $100 | $100 |
| 6441166 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Oct 2008 | — | No | ModNegligence | $100 | $100 |
| 6440789 | #2 Portable Riverside, CA | Oct 2008 | — | No | ModNegligence | $100 | $100 |
| 6440788 | #2 Portable Riverside, CA | Oct 2008 | — | No | ModNegligence | $100 | $100 |
| 6440787 | #2 Portable Riverside, CA | Oct 2008 | — | Yes | ModNegligence | $100 | $100 |
| 6439688 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Mar 2008 | — | No | ModNegligence | $100 | $100 |
| 6439686 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Mar 2008 | — | No | ModNegligence | $100 | $100 |
| 7995119 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Nov 2007 | — | No | ModNegligence | $100 | $100 |
| 7995118 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Nov 2007 | — | No | ModNegligence | $100 | $100 |
| 7965332 | #2 Portable Riverside, CA | Oct 2007 | — | No | ModNegligence | $100 | $100 |
| 7965331 | #2 Portable Riverside, CA | Oct 2007 | — | No | HighNegligence | $100 | $100 |
| 7965330 | #2 Portable Riverside, CA | Oct 2007 | — | No | HighNegligence | $100 | $100 |
| 7950342 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Aug 2007 | — | No | ModNegligence | $100 | $100 |
| 7950341 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Aug 2007 | — | No | ModNegligence | $100 | $100 |
| 7950340 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Aug 2007 | — | No | ModNegligence | $100 | $100 |
| 7950339 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Aug 2007 | — | No | ModNegligence | $100 | $100 |
| 7950338 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Aug 2007 | — | No | ModNegligence | $100 | $100 |
| 6361859 | #2 Portable Riverside, CA | Mar 2004 | — | Yes | ModNegligence | $84 | $84 |
| 6361858 | #2 Portable Riverside, CA | Mar 2004 | — | Yes | ModNegligence | $84 | $84 |
| 6390733 | #2 Portable Riverside, CA | Jan 2007 | — | No | HighNegligence | $60 | $60 |
| 6390732 | #2 Portable Riverside, CA | Jan 2007 | — | No | ModNegligence | $60 | $60 |
| 6390731 | #2 Portable Riverside, CA | Jan 2007 | — | No | ModNegligence | $60 | $60 |
| 6390730 | #2 Portable Riverside, CA | Jan 2007 | — | No | ModNegligence | $60 | $60 |
| 6381590 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Oct 2006 | — | No | ModNegligence | $60 | $60 |
| 6381588 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Oct 2006 | — | No | LowNegligence | $60 | $60 |
| 7965333 | #2 Portable Riverside, CA | Oct 2006 | — | No | HighNegligence | $60 | $60 |
| 6381805 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Apr 2006 | — | No | ModNegligence | $60 | $60 |
| 6381804 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Apr 2006 | — | No | ModNegligence | $60 | $60 |
| 6376349 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Dec 2005 | — | No | ModNegligence | $60 | $60 |
| 6376347 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Dec 2005 | — | No | ModNegligence | $60 | $60 |
| 6376350 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | Nov 2005 | — | No | ModNegligence | $60 | $60 |
| 6353255 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | May 2005 | — | No | ModNegligence | $60 | $60 |
| 6364992 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | May 2005 | — | No | ModNegligence | $60 | $60 |
| 6353254 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | May 2005 | — | No | ModNegligence | $60 | $60 |
| 6353253 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | May 2005 | — | No | LowNegligence | $60 | $60 |
| 6353252 | Portable Plant 8 Riverside, CA contractor: Rock Structures Construction | May 2005 | — | No | LowNegligence | $60 | $60 |
| 6376643 | #2 Portable Riverside, CA | Apr 2005 | — | No | LowNegligence | $60 | $60 |
| 6376642 | #2 Portable Riverside, CA | Apr 2005 | — | No | ModNegligence | $60 | $60 |
| 6354950 | #2 Portable Riverside, CA | Jan 2005 | — | No | ModNegligence | $60 | $60 |
| 6354949 | #2 Portable Riverside, CA | Jan 2005 | — | No | ModNegligence | $60 | $60 |
| 6354948 | #2 Portable Riverside, CA | Jan 2005 | — | No | ModNegligence | $60 | $60 |
| 6354947 | #2 Portable Riverside, CA | Jan 2005 | — | No | ModNegligence | $60 | $60 |
Source: MSHA citation database. “Contractor” annotations indicate the cited party was on-site at the mine but not the mine’s operator -- responsibility attaches to the contractor LLC, not the mine’s owner. Section codes reference 30 CFR (the Mine Safety and Health regulations).
Labor relations (NLRB)
No NLRB unfair labor practice charges or union representation cases on file for ROCK STRUCTURES CONSTRUCTION COMPANY. Verify directly with National Labor Relations Board →
Visa & labor certification (OFLC) — historical
No H-1B, H-2A, or H-2B labor condition applications on file (historical data only — DOL ended OFLC publication) for ROCK STRUCTURES CONSTRUCTION COMPANY. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for ROCK STRUCTURES CONSTRUCTION COMPANY. Verify directly with Environmental Protection Agency →
Federal criminal prosecution record
No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for ROCK STRUCTURES CONSTRUCTION COMPANY. Verify directly with UVA Corporate Prosecution Registry →
Inspection history
| Date | Trigger | Violations | Serious | Penalty | |
|---|---|---|---|---|---|
| 2019-07-23 | Planned | 0 | — | $0 | |
| 2018-08-29 | Planned | 1 | — | $700 | |
| 2017-06-14 | Planned | 0 | — | $0 | |
| 2017-02-14 | Planned | 1 | — | $165 | |
| 2016-02-09 | Planned | 0 | — | $0 | |
| 2010-08-12 | Planned | 0 | — | $0 |
Source: OSHA IMIS. Citation amounts reflect initially assessed penalties; final amounts after appeal may differ.
In the news
Other employers in this industry and state
Other employers in dimension stone mining and quarrying within CA, ordered by federal enforcement volume:
- GRANITE ROCK COMPANYAROMAS — 3 federal enforcement records
- MARIPOSA FLAGSTONE COMPANYMARIPOSA — 2 federal enforcement records
- ROCK STRUCTURES CONSTRUCTION COMPANYLAKE ELSINORE — 2 federal enforcement records
- NATIONAL QUARRIESSAN MARCOS — 2 federal enforcement records
- MARIPOSA - YOSEMITE SLATE QUARRYMARIPOSA — 2 federal enforcement records
- WYROC INCAPPLE VALLEY — 2 federal enforcement records
- SANFORD STONE QUARRY INCRED MOUNTAIN — 2 federal enforcement records
- CLEARLAKE LAVA, INC.CLEARLAKE OAKS — 2 federal enforcement records
- EAGLE ROCK, INC.JUNCTION CITY — 2 federal enforcement records
- CLEARLAKE LAVA, INC.LOWER LAKE — 2 federal enforcement records
Related searches
- Dimension Stone Mining and QuarryingAll employers in this industry
- Employers in CAState-wide enforcement data
- Dimension Stone Mining in CAIndustry × state cross-filter
About this data
This profile aggregates federal enforcement records on ROCK STRUCTURES CONSTRUCTION COMPANY from every major federal compliance and enforcement source plus the UVA Corporate Prosecution Registry. OSHA workplace safety inspections, WHD wage cases, MSHA mine safety, EPA environmental enforcement, NLRB labor relations, OFLC visa/labor certification, FMCSA motor carrier registration, SAM.gov debarments, CMS nursing-home records, BLS industry safety benchmarks, OSHA ITA self-reported injury rates, SEC enforcement and financial disclosures, CPSC and NHTSA recalls.
Establishments are matched across agencies using normalized employer name, state, and ZIP code.
OSHA citations typically appear 3–8 months after the inspection, so very recent enforcement actions may not yet be reflected. Profiles may be incomplete if the establishment operates under multiple legal names or files under variations our entity-matching rules don’t yet cover. To report a missing record or correction, email corrections@fastdol.com.
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Contact sales →Frequently asked
- What is ROCK STRUCTURES CONSTRUCTION COMPANY's OSHA violation history?
- ROCK STRUCTURES CONSTRUCTION COMPANY has 6 OSHA inspections on record with 2 violations and $865 in total penalties.
- How does ROCK STRUCTURES CONSTRUCTION COMPANY's safety record compare to its industry?
- ROCK STRUCTURES CONSTRUCTION COMPANY operates in the dimension stone mining and quarrying industry. The industry average Total Recordable Incident Rate (TRIR) is 1.8.