CALAVERAS MATERIALS INC is a ready-mix concrete manufacturing employer in LATHROP, CA. Federal records show 4 OSHA inspections with 4 violations and $3,525 in penalties. All data sourced from public federal enforcement records.
Data sourced from OSHA, DOL WHD, MSHA, EPA ECHO, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA, and the UVA Corporate Prosecution Registry. Last updated: May 1, 2026.
CALAVERAS MATERIALS INC
1945 LATHROP RD, LATHROP, CA, 95330
Industry Benchmark
Data Insights
Inspection Breakdown
Peer Comparison
Labor Relations (NLRB)
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Inspection History
No inspection records found.
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Data aggregated from public federal enforcement and program records (OSHA, WHD, MSHA, EPA, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA) plus the UVA Corporate Prosecution Registry. Employer profiles matched by name and location — matching errors may occur. Risk scores computed by FastDOL, not official government assessments. OSHA citations typically appear 3-8 months after the inspection, so very recent enforcement actions may not yet be reflected. Data provided as-is. Report a data error.
Other employers in Ready-Mix Concrete Manufacturing within CA
- ROBERTSON'S READY MIX — SAN DIEGO — 3 federal records
- CALMAT CO. — NAPA — 3 federal records
- ROBERTSON'S READY MIX, INC. — RIVERSIDE — 3 federal records
- HOLLIDAY ROCK CO., INC. — CHINO — 3 federal records
- CALPORTLAND COMPANY — STOCKTON — 3 federal records
- GRANITE ROCK COMPANY — PALO ALTO — 3 federal records
- CEMEX CONSTRUCTION MATERIALS PACIFIC, LLC — HIGHLAND — 3 federal records
- SUPERIOR READY MIX CONCRETE L.P. — LUCERNE VALLEY — 3 federal records
- HOLLIDAY ROCK CO., INC. — SUN VALLEY — 3 federal records
- ROBERTSON'S READY MIX, LTD. — FRENCH CAMP — 3 federal records
Industry context
Within the ready-mix concrete manufacturing industry in CA, CALAVERAS MATERIALS INC ranks in the 71th percentile of OSHA violation frequency across 446 comparable establishments.
OSHA penalty totals rank in the 71th percentile of the same peer group. Inspection frequency ranks in the 93th percentile.
The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 2.5 for the ready-mix concrete manufacturing sector, with a Days Away, Restricted, or Transferred (DART) rate of 1.6.
Activity timeline
No federal enforcement activity has been recorded against this establishment in the past 9 years.
Frequently Asked Questions
- What is CALAVERAS MATERIALS INC's OSHA violation history?
- CALAVERAS MATERIALS INC has 4 OSHA inspections on record with 4 violations and $3,525 in total penalties.
- How does CALAVERAS MATERIALS INC's safety record compare to its industry?
- CALAVERAS MATERIALS INC operates in the ready-mix concrete manufacturing industry. The industry average Total Recordable Incident Rate (TRIR) is 2.5.
About this data
This profile aggregates federal enforcement records on CALAVERAS MATERIALS INC of LATHROP, CA from 17 federal data sources. Records were found in 4 sources: OSHA workplace safety inspections, MSHA mine safety enforcement, NLRB labor relations cases, and BLS industry safety benchmarks. The remaining 13 sources were checked and found no matching records: WHD, EPA, OFLC, OFCCP, FMCSA, USAspending, SAM.gov, CMS, CPSC, NHTSA, UVA, SEC enforcement, SEC facts.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. The dataset was last refreshed on May 1, 2026.
This profile may be incomplete if CALAVERAS MATERIALS INCoperates under multiple legal names, files under variations our entity-matching rules don't yet cover, or maintains records below current matching thresholds. To report a missing record or correction, email corrections@fastdol.com.