Establishment profile
ALPHA MATERIALS, INC.
154 MISSION STREET, COLTON, CA, 92324
327320 — Ready-Mix Concrete Manufacturing
Summary
ALPHA MATERIALS, INC. has accumulated 18 OSHA violations across 12 inspections over 21 years of recorded history, with $2,455 in total assessed penalties.
The establishment sits in the 98th percentile for violations within its industry-state peer group of 446 employers. Inspection frequency runs at the 99th percentile. The most recent enforcement activity was recorded 4 years ago.
Federal records were found in 2 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
ALPHA MATERIALS, INC. 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
50% 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. 18 distinct standards shown · 18 citations in this view · $2,455 in penalties.
| CFR section | Citations | Inspections | Total penalty | First cited | Last cited |
|---|---|---|---|---|---|
| 7016(I) | 1 | 1 | $225 | Jul 2018 | Jul 2018 |
| 461(A) | 1 | 1 | $200 | Jul 2018 | Jul 2018 |
| 3481(C) | 1 | 1 | $200 | Jul 2018 | Jul 2018 |
| 3366(D) | 1 | 1 | $200 | May 2017 | May 2017 |
| 6962 A | 1 | 1 | $200 | Sep 2007 | Sep 2007 |
| 7055 J | 1 | 1 | $175 | Aug 2004 | Aug 2004 |
| 1593(D) | 1 | 1 | $150 | Jul 2018 | Jul 2018 |
| 7014(G) | 1 | 1 | $150 | Jul 2018 | Jul 2018 |
| 6151(E)(3) | 1 | 1 | $150 | May 2017 | May 2017 |
| 3314 G02 | 1 | 1 | $150 | May 2009 | May 2009 |
| 7010(I) | 1 | 1 | $100 | May 2017 | May 2017 |
| 6151 E03 | 1 | 1 | $100 | May 2009 | May 2009 |
| 3395 E03 | 1 | 1 | $100 | May 2009 | May 2009 |
| 7055 K | 1 | 1 | $100 | Sep 2007 | Sep 2007 |
| 7016 G | 1 | 1 | $85 | Aug 2004 | Aug 2004 |
| 6975 A | 1 | 1 | $85 | Aug 2004 | Aug 2004 |
| 6969 E | 1 | 1 | $85 | Aug 2004 | Aug 2004 |
| 3209(A) | 1 | 1 | — | May 2016 | May 2016 |
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
Worse on violations than nearly every other employer in NAICS 3273 within CA. Peer group: 446 employers. This establishment has 18 OSHA violations; peer median is 3.
Safety self-report (OSHA 300A)
No self-reported injury rates filed with OSHA's Injury Tracking Application for ALPHA MATERIALS, INC.. 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 ALPHA MATERIALS, INC.. Verify directly with Occupational Safety and Health Administration →
Activity timeline
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 ALPHA MATERIALS, INC.. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
Company-level in CA — for ALPHA MATERIALS, INC., 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 ALPHA 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 · 46S&S · $102,166 proposed / $78,484 paid.
| Citation | Mine | Date | Section | S&S | Negligence | Proposed | Paid |
|---|---|---|---|---|---|---|---|
| 8995362 | Alpha Materials, Inc. San Bernardino, CA | Feb 2018 | — | Yes | ModNegligence | $8,472 | $3,800 |
| 7999924 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | HighNegligence | $7,774 | $4,177 |
| 8995360 | Alpha Materials, Inc. San Bernardino, CA | Feb 2018 | — | No | HighNegligence | $7,624 | $3,781 |
| 8995353 | Alpha Materials, Inc. San Bernardino, CA | Feb 2018 | — | Yes | HighNegligence | $7,624 | $7,624 |
| 7999932 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | HighNegligence | $7,578 | $4,547 |
| 7999930 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | HighNegligence | $7,578 | $4,547 |
| 6440830 | Alpha Materials, Inc. San Bernardino, CA | Nov 2008 | — | No | HighNegligence | $4,000 | $4,000 |
| 7999923 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | HighNegligence | $3,493 | $3,493 |
| 7999921 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | HighNegligence | $3,143 | $3,143 |
| 7999922 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | HighNegligence | $2,341 | $2,000 |
| 8995359 | Alpha Materials, Inc. San Bernardino, CA | Feb 2018 | — | Yes | HighNegligence | $2,295 | $2,295 |
| 8995358 | Alpha Materials, Inc. San Bernardino, CA | Feb 2018 | — | Yes | ModNegligence | $2,295 | $2,295 |
| 8995356 | Alpha Materials, Inc. San Bernardino, CA | Feb 2018 | — | Yes | ModNegligence | $2,295 | $2,295 |
| 8995352 | Alpha Materials, Inc. San Bernardino, CA | Feb 2018 | — | Yes | HighNegligence | $2,295 | $2,295 |
| 7999933 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | ModNegligence | $2,282 | $1,369 |
| 7999929 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | ModNegligence | $2,106 | $1,264 |
| 7999928 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | ModNegligence | $2,106 | $1,264 |
| 7999926 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | ModNegligence | $2,106 | $1,264 |
| 7999925 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | ModNegligence | $2,106 | $1,264 |
| 8613828 | Alpha Materials, Inc. San Bernardino, CA | Jul 2012 | — | Yes | ModNegligence | $1,795 | $1,795 |
| 8613826 | Alpha Materials, Inc. San Bernardino, CA | Jul 2012 | — | Yes | ModNegligence | $1,795 | $1,795 |
| 6397494 | Alpha Materials, Inc. San Bernardino, CA | Jan 2007 | — | Yes | HighNegligence | $1,566 | $1,566 |
| 8995312 | Alpha Materials, Inc. San Bernardino, CA | Sep 2017 | — | Yes | HighNegligence | $1,010 | $1,010 |
| 8689975 | Alpha Materials, Inc. San Bernardino, CA | Feb 2016 | — | Yes | HighNegligence | $946 | $946 |
| 7999920 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | ModNegligence | $946 | $946 |
| 7999919 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | ModNegligence | $946 | $568 |
| 8689648 | Alpha Materials, Inc. San Bernardino, CA | Nov 2012 | — | Yes | ModNegligence | $807 | $807 |
| 8607180 | Alpha Materials, Inc. San Bernardino, CA | Oct 2011 | — | Yes | ModNegligence | $807 | $807 |
| 8995355 | Alpha Materials, Inc. San Bernardino, CA | Feb 2018 | — | Yes | ModNegligence | $691 | $691 |
| 7999927 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | ModNegligence | $634 | $380 |
| 7999918 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | Yes | ModNegligence | $634 | $380 |
| 8613824 | Alpha Materials, Inc. San Bernardino, CA | Jul 2012 | — | Yes | ModNegligence | $540 | $540 |
| 8607179 | Alpha Materials, Inc. San Bernardino, CA | Oct 2011 | — | Yes | ModNegligence | $540 | $540 |
| 8607176 | Alpha Materials, Inc. San Bernardino, CA | Oct 2011 | — | Yes | ModNegligence | $540 | $540 |
| 8995357 | Alpha Materials, Inc. San Bernardino, CA | Feb 2018 | — | No | HighNegligence | $462 | $462 |
| 8995354 | Alpha Materials, Inc. San Bernardino, CA | Feb 2018 | — | No | HighNegligence | $462 | $462 |
| 6397491 | Alpha Materials, Inc. San Bernardino, CA | Jan 2007 | — | Yes | HighNegligence | $350 | $350 |
| 8689974 | Alpha Materials, Inc. San Bernardino, CA | Feb 2016 | — | Yes | HighNegligence | $285 | $285 |
| 6440838 | Alpha Materials, Inc. San Bernardino, CA | Nov 2008 | — | Yes | HighNegligence | $285 | $285 |
| 8995310 | Alpha Materials, Inc. San Bernardino, CA | Sep 2017 | — | No | HighNegligence | $204 | $204 |
| 6397498 | Alpha Materials, Inc. San Bernardino, CA | Jan 2007 | — | Yes | ModNegligence | $191 | $191 |
| 6397492 | Alpha Materials, Inc. San Bernardino, CA | Jan 2007 | — | Yes | ModNegligence | $191 | $191 |
| 9509636 | Alpha Materials, Inc. San Bernardino, CA | Jan 2025 | — | Yes | ModNegligence | $177 | $177 |
| 9509693 | Alpha Materials, Inc. San Bernardino, CA | Nov 2025 | — | No | HighNegligence | $168 | $168 |
| 6369303 | Alpha Materials, Inc. San Bernardino, CA | Oct 2005 | — | Yes | LowNegligence | $165 | $165 |
| 9892058 | Alpha Materials, Inc. San Bernardino, CA | May 2024 | — | Yes | ModNegligence | $147 | $147 |
| 9509714 | Alpha Materials, Inc. San Bernardino, CA | Jan 2024 | — | No | LowNegligence | $147 | $147 |
| 9684125 | Alpha Materials, Inc. San Bernardino, CA | Apr 2022 | — | No | HighNegligence | $143 | $143 |
| 8874152 | Alpha Materials, Inc. San Bernardino, CA | Oct 2016 | — | No | ModNegligence | $134 | $134 |
| 6398298 | Alpha Materials, Inc. San Bernardino, CA | Mar 2020 | — | No | LowNegligence | $123 | $123 |
| 8995375 | Alpha Materials, Inc. San Bernardino, CA | May 2018 | — | No | ModNegligence | $118 | $118 |
| 8995374 | Alpha Materials, Inc. San Bernardino, CA | May 2018 | — | No | ModNegligence | $118 | $118 |
| 8995373 | Alpha Materials, Inc. San Bernardino, CA | May 2018 | — | No | ModNegligence | $118 | $118 |
| 8995314 | Alpha Materials, Inc. San Bernardino, CA | Sep 2017 | — | Yes | ModNegligence | $116 | $116 |
| 8995313 | Alpha Materials, Inc. San Bernardino, CA | Sep 2017 | — | No | ModNegligence | $116 | $116 |
| 8995311 | Alpha Materials, Inc. San Bernardino, CA | Sep 2017 | — | No | ModNegligence | $116 | $116 |
| 8995028 | Alpha Materials, Inc. San Bernardino, CA | Jun 2017 | — | No | LowNegligence | $116 | $116 |
| 8995027 | Alpha Materials, Inc. San Bernardino, CA | Jun 2017 | — | No | LowNegligence | $116 | $116 |
| 8995026 | Alpha Materials, Inc. San Bernardino, CA | Jun 2017 | — | Yes | ModNegligence | $116 | $116 |
| 8995025 | Alpha Materials, Inc. San Bernardino, CA | Jun 2017 | — | Yes | ModNegligence | $116 | $116 |
| 8698305 | Alpha Materials, Inc. San Bernardino, CA | Jun 2013 | — | Yes | ModNegligence | $108 | $108 |
| 8689649 | Alpha Materials, Inc. San Bernardino, CA | Nov 2012 | — | No | ModNegligence | $108 | $108 |
| 8613829 | Alpha Materials, Inc. San Bernardino, CA | Jul 2012 | — | No | ModNegligence | $108 | $108 |
| 8613827 | Alpha Materials, Inc. San Bernardino, CA | Jul 2012 | — | No | ModNegligence | $108 | $108 |
| 8613825 | Alpha Materials, Inc. San Bernardino, CA | Jul 2012 | — | No | ModNegligence | $108 | $108 |
| 8607178 | Alpha Materials, Inc. San Bernardino, CA | Oct 2011 | — | No | ModNegligence | $108 | $108 |
| 8607177 | Alpha Materials, Inc. San Bernardino, CA | Oct 2011 | — | No | ModNegligence | $108 | $108 |
| 8689981 | Alpha Materials, Inc. San Bernardino, CA | Feb 2016 | — | No | ModNegligence | $100 | $100 |
| 8689980 | Alpha Materials, Inc. San Bernardino, CA | Feb 2016 | — | No | ModNegligence | $100 | $100 |
| 8689979 | Alpha Materials, Inc. San Bernardino, CA | Feb 2016 | — | No | ModNegligence | $100 | $100 |
| 8689978 | Alpha Materials, Inc. San Bernardino, CA | Feb 2016 | — | Yes | ModNegligence | $100 | $100 |
| 8689977 | Alpha Materials, Inc. San Bernardino, CA | Feb 2016 | — | No | ModNegligence | $100 | $100 |
| 8689976 | Alpha Materials, Inc. San Bernardino, CA | Feb 2016 | — | No | ModNegligence | $100 | $100 |
| 8788696 | Alpha Materials, Inc. San Bernardino, CA | Oct 2015 | — | No | ModNegligence | $100 | $100 |
| 8788695 | Alpha Materials, Inc. San Bernardino, CA | Oct 2015 | — | No | ModNegligence | $100 | $100 |
| 8781745 | Alpha Materials, Inc. San Bernardino, CA | Apr 2015 | — | Yes | LowNegligence | $100 | $100 |
| 8781679 | Alpha Materials, Inc. San Bernardino, CA | Sep 2014 | — | No | ModNegligence | $100 | $100 |
| 8781470 | Alpha Materials, Inc. San Bernardino, CA | Jun 2014 | — | No | ModNegligence | $100 | $100 |
| 8689908 | Alpha Materials, Inc. San Bernardino, CA | Oct 2013 | — | No | ModNegligence | $100 | $100 |
| 8698304 | Alpha Materials, Inc. San Bernardino, CA | Jun 2013 | — | No | LowNegligence | $100 | $100 |
| 8607181 | Alpha Materials, Inc. San Bernardino, CA | Oct 2011 | — | No | LowNegligence | $100 | $100 |
| 8560874 | Alpha Materials, Inc. San Bernardino, CA | Nov 2010 | — | No | HighNegligence | $100 | $100 |
| 8560873 | Alpha Materials, Inc. San Bernardino, CA | Nov 2010 | — | No | HighNegligence | $100 | $100 |
| 8560872 | Alpha Materials, Inc. San Bernardino, CA | Oct 2010 | — | No | HighNegligence | $100 | $100 |
| 8555262 | Alpha Materials, Inc. San Bernardino, CA | Jan 2010 | — | No | HighNegligence | $100 | $100 |
| 6440839 | Alpha Materials, Inc. San Bernardino, CA | Nov 2008 | — | No | ModNegligence | $100 | $100 |
| 6440837 | Alpha Materials, Inc. San Bernardino, CA | Nov 2008 | — | No | LowNegligence | $100 | $100 |
| 6440836 | Alpha Materials, Inc. San Bernardino, CA | Nov 2008 | — | No | ModNegligence | $100 | $100 |
| 6440835 | Alpha Materials, Inc. San Bernardino, CA | Nov 2008 | — | No | ModNegligence | $100 | $100 |
| 7999931 | Alpha Materials, Inc. San Bernardino, CA | Apr 2008 | — | No | ModNegligence | $100 | $100 |
| 6397497 | Alpha Materials, Inc. San Bernardino, CA | Jan 2007 | — | No | HighNegligence | $60 | $60 |
| 6397496 | Alpha Materials, Inc. San Bernardino, CA | Jan 2007 | — | No | HighNegligence | $60 | $60 |
| 6397495 | Alpha Materials, Inc. San Bernardino, CA | Jan 2007 | — | No | HighNegligence | $60 | $60 |
| 6397493 | Alpha Materials, Inc. San Bernardino, CA | Jan 2007 | — | No | HighNegligence | $60 | $60 |
| 6397490 | Alpha Materials, Inc. San Bernardino, CA | Jan 2007 | — | No | ModNegligence | $60 | $60 |
| 6397489 | Alpha Materials, Inc. San Bernardino, CA | Jan 2007 | — | No | HighNegligence | $60 | $60 |
| 6397488 | Alpha Materials, Inc. San Bernardino, CA | Jan 2007 | — | No | HighNegligence | $60 | $60 |
| 6397487 | Alpha Materials, Inc. San Bernardino, CA | Jan 2007 | — | No | HighNegligence | $60 | $60 |
| 6397486 | Alpha Materials, Inc. San Bernardino, CA | Jan 2007 | — | No | HighNegligence | $60 | $60 |
| 6369304 | Alpha Materials, Inc. San Bernardino, CA | Oct 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 ALPHA MATERIALS, INC.. 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 ALPHA MATERIALS, INC.. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for ALPHA 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 ALPHA MATERIALS, INC.. Verify directly with UVA Corporate Prosecution Registry →
Inspection history
| Date | Trigger | Violations | Serious | Penalty | |
|---|---|---|---|---|---|
| 2022-04-22 | Planned | 0 | — | $0 | |
| 2020-06-11 | Planned | 0 | — | $0 | |
| 2019-05-21 | Planned | 0 | — | $0 | |
| 2018-06-20 | Planned | 5 | — | $925 | |
| 2017-04-19 | Planned | 3 | — | $450 | |
| 2016-04-21 | Planned | 1 | — | $0 | |
| 2012-06-25 | Planned | 0 | — | $0 | |
| 2011-01-06 | Planned | 0 | — | $0 | |
| 2009-06-25 | Follow-up | 0 | — | $0 | |
| 2009-05-05 | Planned | 3 | — | $350 | |
| 2007-08-28 | Planned | 2 | — | $300 | |
| 2004-07-22 | Planned | 4 | — | $430 |
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 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
Related searches
- 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 ALPHA 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.
Need API access, bulk download, or licensed redistribution? The website is free. Programmatic and licensed access is handled separately.
Contact sales →Frequently asked
- What is ALPHA MATERIALS, INC.'s OSHA violation history?
- ALPHA MATERIALS, INC. has 12 OSHA inspections on record with 18 violations and $2,455 in total penalties.
- How does ALPHA MATERIALS, INC.'s safety record compare to its industry?
- ALPHA MATERIALS, INC. operates in the ready-mix concrete manufacturing industry. The industry average Total Recordable Incident Rate (TRIR) is 2.5.