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Establishment profile

CALAVERAS MATERIALS, INC.

2288 POOL STATION RD, SAN ANDREAS, CA, 95249
212321Construction Sand and Gravel Mining

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OSHA inspections
15
over 28 years
Violations
12
$3,075 in penalties
Penalties
$3,075
$256 avg
Violations across 3 federal agencies
Enforcement actions from multiple agencies may indicate systemic compliance issues across functions.

Summary

CALAVERAS MATERIALS, INC. has accumulated 12 OSHA violations across 15 inspections over 28 years of recorded history, with $3,075 in total assessed penalties.

The establishment sits in the 89th percentile for violations within its industry-state peer group of 1,680 employers. Inspection frequency runs at the 94th percentile. The most recent enforcement activity was recorded 4 years ago.

Federal records were found in 3 of 15 sources. Sources without matching records returned empty for this establishment.

Agency coverage

CALAVERAS MATERIALS, INC. 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

Inspections
15
0.5 / yr · last 28 yrs
Violations
12
0.4 / yr
Penalties
$3,075
$256 avg / violation
Inspection trigger · planned
15 of 15

47% 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. 12 distinct standards shown · 12 citations in this view · $3,075 in penalties.

CFR sectionCitationsInspectionsTotal penaltyFirst citedLast cited
3340(C)(3)11$485Sep 2018Sep 2018
29 CFR 2500.0008 A0111$365Apr 2019Apr 2019
3220(B)(6)11$365Sep 2018Sep 2018
3314(J)11$365Sep 2018Sep 2018
3203(A)(4)(A)11$365Sep 2018Sep 2018
29 CFR 2500.002511$300Mar 2006Mar 2006
3212(A)(2)(A)11$185Sep 2021Sep 2021
7016(I)11$160Apr 2019Apr 2019
3234 E0711$150Jun 2014Jun 2014
5162 A11$150Jun 2012Jun 2012
3328(B)11$110Sep 2015Sep 2015
3395(I)11$75Sep 2015Sep 2015

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

89th

Worse on violations than most other employers in NAICS 2123 within CA. Peer group: 1,680 employers. This establishment has 12 OSHA violations; peer median is 2.

Fewer violationsMore violations
Penalty percentile
83rd
peer median: $300
Inspection frequency
94th
peer median: 2

Safety self-report (OSHA 300A)

No self-reported injury rates filed with OSHA's Injury Tracking Application for CALAVERAS MATERIALS, INC.. Verify directly with OSHA Injury Tracking Application

Industry benchmark

Industry avg TRIR
1.5
BLS SOII 2024
Industry avg DART
1.0
BLS SOII 2024
Self-reported TRIR
Not in OSHA ITA

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

Planned
15

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 CALAVERAS MATERIALS, INC.. Verify directly with Occupational Safety and Health Administration

Activity timeline

Data refreshed
Weekly
First OSHA inspection
Most recent activity
4 years ago

No federal enforcement activity has been recorded against this establishment in 4+ years. Most recent activity: 4 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 CALAVERAS MATERIALS, INC.. Verify directly with Wage and Hour Division

Mine safety (MSHA)

Company-level in CA — for CALAVERAS MATERIALS, INC., not this location alone

Violations
292
Assessed penalties
$90,718

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 CALAVERAS MATERIALS, INC. 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 · 58S&S · 97 contractor · $71,160 proposed / $54,463 paid.

CitationMineDateSectionS&SNegligenceProposedPaid
8613314
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Apr 2012NoLowNegligence$9,634$873
8611451
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Mar 2014NoModNegligence$4,329$874
6387375
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Apr 2011NoModNegligence$4,329$3,329
8873331
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jul 2015NoLowNegligence$1,944$1,944
8561938
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Dec 2010YesLowNegligence$1,944$1,650
9437242
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Apr 2019YesModNegligence$1,577$1,577
9437241
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Apr 2019YesModNegligence$1,577$1,577
9437240
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Apr 2019YesModNegligence$1,577$1,577
8696380
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
May 2013YesModNegligence$1,412$1,412
6357887
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
May 2009YesModNegligence$1,412$1,412
8613316
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Apr 2012NoLowNegligence$1,304$117
6387374
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Apr 2011NoHighNegligence$1,304$1,304
6387371
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Apr 2011YesModNegligence$1,304$1,304
8568745
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Dec 2010YesLowNegligence$1,203$601
8568743
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Nov 2010YesModNegligence$1,203$1,203
8603931
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Nov 2011NoModNegligence$1,111$1,111
6486688
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Mar 2010NoHighNegligence$1,026$1,026
7996668
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Apr 2001YesModNegligence$993$557
9502514
Sanger Aggregate Plant
Fresno, CA
contractor: Calaveras Materials LLC
Feb 2020YesModNegligence$941$941
8873332
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jul 2015NoModNegligence$873$873
8613315
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Apr 2012NoLowNegligence$873$392
8613313
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Apr 2012NoLowNegligence$873$392
8561940
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Dec 2010NoModNegligence$873$873
8568746
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Dec 2010NoModNegligence$807$807
8568744
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Dec 2010NoHighNegligence$807$807
8568742
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Nov 2010NoHighNegligence$807$807
9377294
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Dec 2017YesModNegligence$768$768
8603934
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Nov 2011NoModNegligence$745$745
9377575
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Oct 2018YesModNegligence$691$691
9377574
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Oct 2018YesModNegligence$691$691
9433025
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Sep 2018YesModNegligence$691$691
6486685
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Mar 2010YesModNegligence$687$687
9372079
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Aug 2017YesModNegligence$677$677
9372003
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Feb 2017YesModNegligence$677$677
8613340
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
May 2012NoModNegligence$634$634
6442584
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Mar 2008YesModNegligence$634$634
8873669
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jun 2016YesModNegligence$615$615
8561939
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Dec 2010YesLowNegligence$585$585
6443188
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Feb 2009YesModNegligence$585$585
8874137
Sanger Aggregate Plant
Fresno, CA
contractor: Calaveras Materials LLC
Aug 2016YesModNegligence$568$568
8703364
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jun 2014YesModNegligence$540$540
9535654
Sanger Aggregate Plant
Fresno, CA
contractor: Calaveras Materials LLC
Aug 2022NoModNegligence$481$481
9535650
Sanger Aggregate Plant
Fresno, CA
contractor: Calaveras Materials LLC
Aug 2022NoModNegligence$481$481
6486687
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Mar 2010YesModNegligence$460$460
6443431
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Jan 2009NoModNegligence$460$460
6442583
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Mar 2008YesModNegligence$425$425
6442582
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Mar 2008YesModNegligence$425$425
8695999
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Dec 2012NoModNegligence$403$403
6387373
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Apr 2011NoModNegligence$392$392
6387372
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Apr 2011NoModNegligence$392$392
9502516
Sanger Aggregate Plant
Fresno, CA
contractor: Calaveras Materials LLC
Feb 2020YesModNegligence$378$378
9433124
Sanger Aggregate Plant
Fresno, CA
contractor: Calaveras Materials LLC
Mar 2019YesModNegligence$344$344
9502776
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Mar 2021YesModNegligence$328$328
9437243
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Apr 2019NoModNegligence$319$319
9437239
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Apr 2019NoModNegligence$319$319
9433107
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Feb 2019YesModNegligence$319$319
6486690
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Mar 2010NoModNegligence$308$308
6486689
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Mar 2010NoModNegligence$308$308
6486686
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Mar 2010NoModNegligence$308$308
9372049
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jun 2017YesModNegligence$305$305
6486582
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Oct 2009YesModNegligence$285$285
6486581
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Oct 2009YesModNegligence$285$285
7998967
Blackstone Pit & Mill
Madera, CA
Jan 2002YesLowNegligence$277$277
8611450
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Mar 2014NoModNegligence$263$263
8561937
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Dec 2010NoModNegligence$263$263
8561936
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Dec 2010NoModNegligence$263$263
7998965
Blackstone Pit & Mill
Madera, CA
Jan 2002YesModNegligence$242$242
6353944
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Nov 2007YesModNegligence$224$224
6353943
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Nov 2007YesModNegligence$224$224
6353942
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Nov 2007YesModNegligence$224$224
6353941
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Nov 2007YesModNegligence$224$224
6353940
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Nov 2007YesModNegligence$224$224
6353939
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Nov 2007YesModNegligence$224$224
6353938
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Nov 2007YesModNegligence$224$224
9535652
Sanger Aggregate Plant
Fresno, CA
contractor: Calaveras Materials LLC
Aug 2022NoModNegligence$215$215
9535651
Sanger Aggregate Plant
Fresno, CA
contractor: Calaveras Materials LLC
Aug 2022NoModNegligence$215$215
9535648
Sanger Aggregate Plant
Fresno, CA
contractor: Calaveras Materials LLC
Aug 2022NoModNegligence$215$215
6341543
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Sep 2003YesModNegligence$214$214
9377302
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Dec 2017YesModNegligence$208$208
6443430
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Jan 2009NoModNegligence$207$207
9372078
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Aug 2017YesModNegligence$204$204
9372077
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Aug 2017YesModNegligence$204$204
7996732
Blackstone Pit & Mill
Madera, CA
Jun 2001YesModNegligence$196$196
6489276
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Nov 2009YesModNegligence$176$176
6489275
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Nov 2009YesModNegligence$176$176
6370196
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jul 2009YesModNegligence$176$176
6443427
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Jan 2009NoModNegligence$176$176
6443426
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Jan 2009NoModNegligence$176$176
6341544
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Sep 2003YesModNegligence$176$176
9502837
Sanger Aggregate Plant
Fresno, CA
contractor: Calaveras Materials LLC
Jun 2020NoModNegligence$171$171
9502515
Sanger Aggregate Plant
Fresno, CA
contractor: Calaveras Materials LLC
Feb 2020NoModNegligence$171$171
8703365
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jun 2014YesModNegligence$162$162
8703363
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jun 2014YesModNegligence$162$162
8703362
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jun 2014YesModNegligence$162$162
8703360
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jun 2014YesModNegligence$162$162
8703357
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jun 2014YesModNegligence$162$162
8703356
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jun 2014NoHighNegligence$162$162
8703355
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jun 2014NoHighNegligence$162$162
8603954
Hughson Aggregates
Stanislaus, CA
contractor: Calaveras Materials LLC
Jan 2012YesModNegligence$162$162
8603936
Merced Aggregates
Merced, CA
contractor: Calaveras Materials LLC
Dec 2011NoModNegligence$162$162

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 CALAVERAS MATERIALS, INC., not this location alone

Total cases
2
Unfair labor practice
1
Representation (union)
1

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 CALAVERAS MATERIALS, INC. 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.). 2 cases · 1 ULP · 1 representation

Case numberTypeFiledClosedStatusRegion
32-RD-001607Representation electionMay 2011Jun 2011ClosedRegion 32, Oakland, California
32-CA-023356Unfair labor practiceJul 2007Jul 2007ClosedRegion 32, Oakland, 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 CALAVERAS MATERIALS, INC.. Verify directly with Office of Foreign Labor Certification

Environmental compliance (EPA)

No EPA inspections or formal enforcement actions on file for CALAVERAS MATERIALS, INC.. Verify directly with Environmental Protection Agency

Federal criminal prosecution record

No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for CALAVERAS MATERIALS, INC.. Verify directly with UVA Corporate Prosecution Registry

Inspection history

DateTriggerViolationsSeriousPenalty
2021-07-22Planned1$185
2019-03-15Planned2$525
2018-04-13Planned4$1,580
2015-06-25Planned2$185
2014-05-27Planned1$150
2013-06-18Planned0$0
2012-05-21Planned1$150
2011-04-01Planned0$0
2010-04-13Planned0$0
2008-04-24Planned0$0
2007-05-01Planned0$0
2006-02-28Planned1$300
2000-04-13Planned0$0
1999-05-04Planned0$0
1998-04-21Planned0$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 construction sand and gravel mining within CA, ordered by federal enforcement volume:

Related searches

About this data

This profile aggregates federal enforcement records on CALAVERAS MATERIALS, INC. 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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Frequently asked

What is CALAVERAS MATERIALS, INC.'s OSHA violation history?
CALAVERAS MATERIALS, INC. has 15 OSHA inspections on record with 12 violations and $3,075 in total penalties.
How does CALAVERAS MATERIALS, INC.'s safety record compare to its industry?
CALAVERAS MATERIALS, INC. operates in the construction sand and gravel mining industry. The industry average Total Recordable Incident Rate (TRIR) is 1.5.