Establishment profile
ROBERTSON'S READY MIX
301 W ROSECRANS AVE, ROSEWOOD, CA, 90222
Operated by Robertson's Ready Mix · 1 of 44 establishments
327320 — Ready-Mix Concrete Manufacturing
EIN 330491865
Summary
ROBERTSON'S READY MIX has accumulated 4 OSHA violations across 1 inspection over 23 years of recorded history, with $18,600 in total assessed penalties.
The establishment sits in the 59th percentile for violations within its industry-state peer group of 446 employers. The most recent enforcement activity was recorded 23 years ago.
Federal records were found in 3 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
ROBERTSON'S READY MIX appears in OSHA workplace safety, MSHA mine safety, and NLRB labor relations records only. No matching records were found in WHD wage enforcement, EPA environmental compliance, 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
100% 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. 4 distinct standards shown · 4 citations in this view · $18,600 in penalties.
| CFR section | Citations | Inspections | Total penalty | First cited | Last cited |
|---|---|---|---|---|---|
| 1709 | 1 | 1 | $18,000 | Feb 2003 | Feb 2003 |
| 3203 B | 1 | 1 | $300 | Feb 2003 | Feb 2003 |
| 1740 C | 1 | 1 | $150 | Feb 2003 | Feb 2003 |
| 3203 A | 1 | 1 | $150 | Feb 2003 | Feb 2003 |
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
Above average violations in NAICS 3273 within CA. Peer group: 446 employers. This establishment has 4 OSHA violations; peer median is 3.
Safety self-report (OSHA 300A)
Recordable injury rates the employer filed with OSHA’s Injury Tracking Application. DART covers cases with days away, restricted, or transferred; TRIR is the total recordable case rate.
Reported for 26 average annual employees at this establishment.
Source: OSHA ITA Form 300A (employer self-reported). Rates are per 100 full-time equivalent workers. Establishments below the ~10-FTE threshold are not required to report.
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 ROBERTSON'S READY MIX. Verify directly with Occupational Safety and Health Administration →
OSHA accident events
Accidents, fatalities, and catastrophes documented during OSHA inspections at this employer. Each entry links to the inspection that recorded it.
| Date | Event | Injuries | Hospitalized | Fatalities | |
|---|---|---|---|---|---|
| Oct 3, 2002 | PANEL,COLLAPSE,PINNED,STRUCK BY,BRACING,ANKLE,HOPPER | 1 | 1 | — |
Source: OSHA accident investigations. Narratives are recorded by the inspecting officer and may be truncated.
Activity timeline
No federal enforcement activity has been recorded against this establishment in 23+ years. Most recent activity: 23 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 ROBERTSON'S READY MIX. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
Company-level in CA — for Robertson's Ready Mix, 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 Robertson's Ready Mix 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 · 62S&S · $74,545 proposed / $50,517 paid.
| Citation | Mine | Date | Section | S&S | Negligence | Proposed | Paid |
|---|---|---|---|---|---|---|---|
| 9684571 | El Cajon Quarry San Diego, CA | Jul 2023 | — | No | HighNegligence | $12,684 | $772 |
| 9432613 | El Cajon Quarry San Diego, CA | May 2019 | — | No | ModNegligence | $7,401 | $450 |
| 9432611 | El Cajon Quarry San Diego, CA | May 2019 | — | No | HighNegligence | $6,660 | $1,495 |
| 9375115 | El Cajon Quarry San Diego, CA | Apr 2018 | — | Yes | ModNegligence | $4,717 | $4,717 |
| 6340383 | Star Orange, CA | Dec 2002 | — | Yes | ModNegligence | $3,400 | $3,400 |
| 8698439 | El Cajon Quarry San Diego, CA | Jun 2014 | — | Yes | ModNegligence | $2,473 | $2,473 |
| 9432614 | El Cajon Quarry San Diego, CA | May 2019 | — | No | HighNegligence | $2,421 | $2,421 |
| 9432612 | El Cajon Quarry San Diego, CA | May 2019 | — | Yes | HighNegligence | $2,421 | $2,421 |
| 9684256 | El Cajon Quarry San Diego, CA | Mar 2023 | — | Yes | HighNegligence | $2,182 | $2,182 |
| 9892215 | El Cajon Quarry San Diego, CA | Jan 2024 | — | Yes | ModNegligence | $1,287 | $1,287 |
| 9375117 | El Cajon Quarry San Diego, CA | Apr 2018 | — | Yes | ModNegligence | $1,118 | $1,118 |
| 6354169 | Star Orange, CA | Nov 2003 | — | Yes | ModNegligence | $838 | $838 |
| 9375118 | El Cajon Quarry San Diego, CA | Apr 2018 | — | No | ModNegligence | $833 | $833 |
| 9684257 | El Cajon Quarry San Diego, CA | Mar 2023 | — | Yes | ModNegligence | $731 | $731 |
| 6354158 | Star Orange, CA | Nov 2003 | — | Yes | HighNegligence | $723 | $723 |
| 6354155 | Star Orange, CA | Nov 2003 | — | Yes | HighNegligence | $723 | $723 |
| 6351822 | Star Orange, CA | Sep 2003 | — | Yes | HighNegligence | $715 | $715 |
| 9375052 | El Cajon Quarry San Diego, CA | Oct 2017 | — | Yes | ModNegligence | $625 | $625 |
| 9375049 | El Cajon Quarry San Diego, CA | Oct 2017 | — | Yes | ModNegligence | $625 | $625 |
| 9375048 | El Cajon Quarry San Diego, CA | Oct 2017 | — | Yes | ModNegligence | $625 | $625 |
| 8874607 | El Cajon Quarry San Diego, CA | Apr 2017 | — | Yes | ModNegligence | $625 | $625 |
| 8874601 | El Cajon Quarry San Diego, CA | Apr 2017 | — | Yes | ModNegligence | $625 | $625 |
| 9500555 | Ridgecrest Rock Plant Kern, CA | Aug 2024 | — | Yes | ModNegligence | $535 | $535 |
| 6361714 | Star Orange, CA | May 2004 | — | Yes | HighNegligence | $524 | $524 |
| 6361710 | Star Orange, CA | May 2004 | — | Yes | ModNegligence | $524 | $524 |
| 6361709 | Star Orange, CA | May 2004 | — | Yes | HighNegligence | $524 | $524 |
| 9684569 | El Cajon Quarry San Diego, CA | Jul 2023 | — | Yes | LowNegligence | $518 | $518 |
| 9375120 | El Cajon Quarry San Diego, CA | Apr 2018 | — | Yes | NoNegligence | $462 | $462 |
| 8874031 | El Cajon Quarry San Diego, CA | Oct 2015 | — | Yes | ModNegligence | $460 | $460 |
| 8788341 | El Cajon Quarry San Diego, CA | Aug 2015 | — | Yes | ModNegligence | $460 | $460 |
| 6354167 | Star Orange, CA | Nov 2003 | — | Yes | HighNegligence | $440 | $440 |
| 6354166 | Star Orange, CA | Nov 2003 | — | Yes | HighNegligence | $440 | $440 |
| 6354164 | Star Orange, CA | Nov 2003 | — | Yes | HighNegligence | $440 | $440 |
| 6354160 | Star Orange, CA | Nov 2003 | — | Yes | HighNegligence | $440 | $440 |
| 9684255 | El Cajon Quarry San Diego, CA | Mar 2023 | — | No | HighNegligence | $439 | $439 |
| 8995964 | El Cajon Quarry San Diego, CA | Oct 2018 | — | No | LowNegligence | $429 | $429 |
| 9375114 | El Cajon Quarry San Diego, CA | Apr 2018 | — | No | ModNegligence | $429 | $429 |
| 8696981 | El Cajon Quarry San Diego, CA | Aug 2013 | — | Yes | ModNegligence | $392 | $392 |
| 8689829 | El Cajon Quarry San Diego, CA | Apr 2013 | — | Yes | ModNegligence | $392 | $392 |
| 9506235 | El Cajon Quarry San Diego, CA | Jun 2021 | — | Yes | ModNegligence | $383 | $383 |
| 9500556 | Ridgecrest Rock Plant Kern, CA | Aug 2024 | — | No | HighNegligence | $357 | $357 |
| 6361700 | Star Orange, CA | May 2004 | — | Yes | HighNegligence | $350 | $350 |
| 9892542 | El Cajon Quarry San Diego, CA | Mar 2025 | — | Yes | LowNegligence | $336 | $336 |
| 5165579 | El Cajon Quarry San Diego, CA | Feb 2026 | — | Yes | ModNegligence | $313 | $313 |
| 8689466 | El Cajon Quarry San Diego, CA | Aug 2012 | — | Yes | ModNegligence | $308 | $308 |
| 8689465 | El Cajon Quarry San Diego, CA | Aug 2012 | — | Yes | ModNegligence | $308 | $308 |
| 6354168 | Star Orange, CA | Nov 2003 | — | Yes | HighNegligence | $305 | $305 |
| 6354165 | Star Orange, CA | Nov 2003 | — | Yes | HighNegligence | $305 | $305 |
| 9684254 | El Cajon Quarry San Diego, CA | Mar 2023 | — | Yes | LowNegligence | $295 | $295 |
| 9375116 | El Cajon Quarry San Diego, CA | Apr 2018 | — | No | ModNegligence | $286 | $286 |
| 6349054 | Star Orange, CA | Jan 2003 | — | Yes | ModNegligence | $277 | $277 |
| 6361704 | Star Orange, CA | May 2004 | — | Yes | HighNegligence | $268 | $268 |
| 6361703 | Star Orange, CA | May 2004 | — | Yes | HighNegligence | $268 | $268 |
| 6361698 | Star Orange, CA | May 2004 | — | Yes | ModNegligence | $268 | $268 |
| 7960481 | Star Orange, CA | Sep 2001 | — | Yes | ModNegligence | $259 | $259 |
| 9506234 | El Cajon Quarry San Diego, CA | Jun 2021 | — | No | ModNegligence | $257 | $257 |
| 6487576 | El Cajon Quarry San Diego, CA | Jun 2020 | — | Yes | LowNegligence | $254 | $254 |
| 6361713 | Star Orange, CA | May 2004 | — | Yes | ModNegligence | $247 | $247 |
| 6361711 | Star Orange, CA | May 2004 | — | Yes | LowNegligence | $247 | $247 |
| 7960472 | Star Orange, CA | Sep 2001 | — | Yes | ModNegligence | $242 | $242 |
| 9892539 | El Cajon Quarry San Diego, CA | Mar 2025 | — | Yes | ModNegligence | $226 | $226 |
| 6351824 | Star Orange, CA | Sep 2003 | — | Yes | ModNegligence | $214 | $214 |
| 9375119 | El Cajon Quarry San Diego, CA | Apr 2018 | — | Yes | NoNegligence | $208 | $208 |
| 8874604 | El Cajon Quarry San Diego, CA | Apr 2017 | — | Yes | ModNegligence | $188 | $188 |
| 8874602 | El Cajon Quarry San Diego, CA | Apr 2017 | — | Yes | ModNegligence | $188 | $188 |
| 7997429 | Star Orange, CA | Aug 2002 | — | Yes | LowNegligence | $173 | $173 |
| 6398296 | El Cajon Quarry San Diego, CA | Mar 2020 | — | Yes | ModNegligence | $171 | $171 |
| 9890667 | El Cajon Quarry San Diego, CA | Apr 2025 | — | No | LowNegligence | $168 | $168 |
| 8995945 | El Cajon Quarry San Diego, CA | Jun 2018 | — | No | HighNegligence | $163 | $163 |
| 9500561 | Ridgecrest Rock Plant Kern, CA | Aug 2024 | — | No | HighNegligence | $161 | $161 |
| 9684570 | El Cajon Quarry San Diego, CA | Jul 2023 | — | No | LowNegligence | $155 | $155 |
| 9684568 | El Cajon Quarry San Diego, CA | Jul 2023 | — | No | LowNegligence | $155 | $155 |
| 5165148 | Ridgecrest Rock Plant Kern, CA | Mar 2026 | — | Yes | LowNegligence | $151 | $151 |
| 5165578 | El Cajon Quarry San Diego, CA | Feb 2026 | — | No | ModNegligence | $151 | $151 |
| 9892544 | El Cajon Quarry San Diego, CA | Mar 2025 | — | No | LowNegligence | $151 | $151 |
| 9892543 | El Cajon Quarry San Diego, CA | Mar 2025 | — | No | ModNegligence | $151 | $151 |
| 9892541 | El Cajon Quarry San Diego, CA | Mar 2025 | — | No | LowNegligence | $151 | $151 |
| 9892540 | El Cajon Quarry San Diego, CA | Mar 2025 | — | No | ModNegligence | $151 | $151 |
| 9892538 | El Cajon Quarry San Diego, CA | Mar 2025 | — | No | LowNegligence | $151 | $151 |
| 9890429 | Ridgecrest Rock Plant Kern, CA | Jan 2025 | — | No | LowNegligence | $151 | $151 |
| 9500562 | Ridgecrest Rock Plant Kern, CA | Aug 2024 | — | No | HighNegligence | $147 | $147 |
| 9500560 | Ridgecrest Rock Plant Kern, CA | Aug 2024 | — | No | HighNegligence | $147 | $147 |
| 9500559 | Ridgecrest Rock Plant Kern, CA | Aug 2024 | — | No | HighNegligence | $147 | $147 |
| 9500558 | Ridgecrest Rock Plant Kern, CA | Aug 2024 | — | No | ModNegligence | $147 | $147 |
| 9500557 | Ridgecrest Rock Plant Kern, CA | Aug 2024 | — | No | ModNegligence | $147 | $147 |
| 9509559 | El Cajon Quarry San Diego, CA | May 2024 | — | No | ModNegligence | $147 | $147 |
| 9892216 | El Cajon Quarry San Diego, CA | Jan 2024 | — | No | LowNegligence | $147 | $147 |
| 9684253 | El Cajon Quarry San Diego, CA | Mar 2023 | — | Yes | LowNegligence | $143 | $143 |
| 9684252 | El Cajon Quarry San Diego, CA | Mar 2023 | — | No | LowNegligence | $143 | $143 |
| 8788342 | El Cajon Quarry San Diego, CA | Aug 2015 | — | Yes | ModNegligence | $138 | $138 |
| 9681549 | El Cajon Quarry San Diego, CA | Aug 2022 | — | No | ModNegligence | $133 | $133 |
| 9681548 | El Cajon Quarry San Diego, CA | Aug 2022 | — | No | ModNegligence | $133 | $133 |
| 9506953 | El Cajon Quarry San Diego, CA | Feb 2022 | — | No | ModNegligence | $133 | $133 |
| 9506952 | El Cajon Quarry San Diego, CA | Feb 2022 | — | No | LowNegligence | $133 | $133 |
| 7960478 | Star Orange, CA | Sep 2001 | — | Yes | LowNegligence | $131 | $131 |
| 8874538 | El Cajon Quarry San Diego, CA | Dec 2016 | — | No | ModNegligence | $126 | $126 |
| 8874942 | El Cajon Quarry San Diego, CA | Nov 2020 | — | Yes | LowNegligence | $123 | $123 |
| 8874941 | El Cajon Quarry San Diego, CA | Nov 2020 | — | No | LowNegligence | $123 | $123 |
| 8874940 | El Cajon Quarry San Diego, CA | Nov 2020 | — | Yes | LowNegligence | $123 | $123 |
| 6487580 | El Cajon Quarry San Diego, CA | Jun 2020 | — | No | LowNegligence | $123 | $123 |
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)
Company-level in CA — for Robertson's Ready Mix, not this location alone
National Labor Relations Board — unfair labor practice charges and union representation cases. The NLRB records cases at the company/regional level (no worksite address), so these are matched by company name and state and may span other Robertson's Ready Mix locations in the same state.
NLRB cases
National Labor Relations Board cases involving this employer. Includes unfair labor practice (ULP) filings and representation election proceedings. NLRB enforcement is process-driven; no per-case monetary penalty is assessed (remedies are case-by-case backpay orders, posting requirements, election re-runs, etc.). 6 cases · 6 ULP
| Case number | Type | Filed | Closed | Status | Region |
|---|---|---|---|---|---|
| 21-CA-157645 | Unfair labor practice | Aug 2015 | Sep 2015 | Closed | Region 21, Los Angeles, California |
| 21-CA-129804 | Unfair labor practice | Jun 2014 | Jul 2014 | Closed | Region 21, Los Angeles, California |
| 31-CA-106957 | Unfair labor practice | Jun 2013 | Jul 2013 | Closed | Region 31, Los Angeles, California |
| 31-CA-105552 | Unfair labor practice | May 2013 | Jun 2013 | Closed | Region 31, Los Angeles, California |
| 21-CA-033583 | Unfair labor practice | Oct 1999 | Jun 2000 | Closed | Region 21, Los Angeles, California |
| 21-CA-033257 | Unfair labor practice | Apr 1999 | Nov 1999 | Closed | Region 21, Los Angeles, California |
Source: NLRB case files. Rows shown are those the agency has published. Region numbers (1–31) correspond to NLRB's geographic offices.
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 ROBERTSON'S READY MIX. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for ROBERTSON'S READY MIX. Verify directly with Environmental Protection Agency →
Federal criminal prosecution record
No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for ROBERTSON'S READY MIX. Verify directly with UVA Corporate Prosecution Registry →
Inspection history
| Date | Trigger | Violations | Serious | Penalty | |
|---|---|---|---|---|---|
| 2002-10-15 | Accident | 4 | 1 | $18,600 |
Source: OSHA IMIS. Citation amounts reflect initially assessed penalties; final amounts after appeal may differ.
In the news
Part of a larger organization
ROBERTSON'S READY MIX is one of 44 establishments rolled up under the parent organization Robertson's Ready Mix.
Federal enforcement records on this page represent activity at this specific establishment only. The full enforcement footprint of Robertson's Ready Mix across all 44 of its tracked locations is viewable on the parent profile.
Other employers in this industry and state
Other employers in ready-mix concrete manufacturing within CA, ordered by federal enforcement volume:
- HOLLIDAY ROCK CO., INC.SUN VALLEY — 3 federal enforcement records
- ROBERTSON'S READY MIX LTDFONTANA — 3 federal enforcement records
- ROBERTSON'S READY MIX, INC.RIVERSIDE — 3 federal enforcement records
- CALAVERAS MATERIALS INCLATHROP — 3 federal enforcement records
- CEMEXVALLEJO — 3 federal enforcement records
- CEMEX INCIONE — 3 federal enforcement records
- CEMEX CONSTRUCTION MATERIALS PACIFIC, LLCHIGHLAND — 3 federal enforcement records
- CALPORTLAND COMPANYSTOCKTON — 3 federal enforcement records
- SUPERIOR READY MIX CONCRETE L.P.LUCERNE VALLEY — 3 federal enforcement records
- HOLLIDAY ROCK CO., INC.CHINO — 3 federal enforcement records
Other locations under this parent
Other establishments operated by Robertson's Ready Mix, ordered by federal enforcement volume:
- ROBERTSON'S READY MIX INCCORONA, CA — 4 federal enforcement records
- ROBERTSON'S READY MIX LIMITEDANAHEIM, CA — 3 federal enforcement records
- ROBERTSONS READY MIX INCLUCERNE VALLEY, CA — 3 federal enforcement records
- ROBERTSON'S READY MIX, INC.RIVERSIDE, CA — 3 federal enforcement records
- ROBERTSONS READY MIXANAHEIM, CA — 3 federal enforcement records
- ROBERTSON'S READY MIX INCBANNING, CA — 3 federal enforcement records
- ROBERTSON'S READY MIX, LTD.REDLANDS, CA — 3 federal enforcement records
- ROBERTSON'S READY MIX LTD.EL CAJON, CA — 3 federal enforcement records
- ROBERTSON'S READY MIX LTDFONTANA, CA — 3 federal enforcement records
- ROBERTSON'S READY MIX INCLUCERNE VALLEY, CA — 3 federal enforcement records
Related searches
- All Robertson's Ready Mix locationsParent rollup
- Ready-Mix Concrete ManufacturingAll employers in this industry
- Employers in CAState-wide enforcement data
- Ready-Mix Concrete Manufacturing in CAIndustry × state cross-filter
About this data
This profile aggregates federal enforcement records on ROBERTSON'S READY MIX 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. This establishment resolves to the parent rollup Robertson's Ready Mix, which operates 44 establishments in our dataset.
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 ROBERTSON'S READY MIX's OSHA violation history?
- ROBERTSON'S READY MIX has 1 OSHA inspection on record with 4 violations and $18,600 in total penalties.
- How does ROBERTSON'S READY MIX's safety record compare to its industry?
- ROBERTSON'S READY MIX operates in the ready-mix concrete manufacturing industry. The industry average Total Recordable Incident Rate (TRIR) is 2.5. ROBERTSON'S READY MIX's self-reported DART rate is 0 compared to an industry average of 1.6.