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SUPERIOR MATERIALS LLC is a ready-mix concrete manufacturing employer in CHESTERFIELD, MI. Federal records show 1 OSHA inspection with 0 violations and $0 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.

SUPERIOR MATERIALS LLC

28200 23 MILE RD, CHESTERFIELD, MI, 48051

Parent: Superior Materials, LLC (7 locations)

327320 Top companies in Ready-Mix Concrete Manufacturing

EIN: 593838910

12 employees

Federal Enforcement
1
OSHA inspection

Industry Benchmark

Industry Avg TRIR
2.5
Industry Avg DART
1.6
Self-Reported DART
0.0
Self-Reported TRIR
0.0
Industry rates from BLS SOII 2024. Self-reported rates from OSHA ITA Form 300A (employer self-reported).
OSHA Inspections
1
OSHA Violations
0
Total Penalties
$0
Trend
STABLE
WHD Cases
0
Back Wages Owed
$0
Confidence
MEDIUM
SVEP Flag
No

Data Insights

History Span
13 years
Last Activity
13yr ago
Inspection Rate
0.1/yr
Active Agencies:
NLRB
TRIR vs Industry Avg
-2.5
Below industry average
DART vs Industry Avg
-1.6
Below industry average

Inspection Breakdown

Planned
1
Complaint and accident-triggered inspections are stronger risk signals than routine planned inspections.

Labor Relations (NLRB)

Total Cases
1
Representation (Union)
1
National Labor Relations Board — unfair labor practice charges and union representation cases.

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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.

Part of a larger organization

SUPERIOR MATERIALS LLC is one of 7 establishments in our dataset that roll up under the parent organization Superior Materials, LLC.

Federal enforcement records on SUPERIOR MATERIALS LLC represent activity at this specific establishment. The full enforcement footprint of Superior Materials, LLC across all 7 of its tracked locations is viewable on the parent profile.

Other establishments operated by Superior Materials, LLC

Other employers in Ready-Mix Concrete Manufacturing within MI

Industry context

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. SUPERIOR MATERIALS LLC's self-reported DART rate is 0, which is below the industry average.

Activity timeline

No federal enforcement activity has been recorded against this establishment in the past 13 years.

Frequently Asked Questions

What is SUPERIOR MATERIALS LLC's OSHA violation history?
SUPERIOR MATERIALS LLC has 1 OSHA inspection on record with 0 violations and $0 in total penalties.
How does SUPERIOR MATERIALS LLC's safety record compare to its industry?
SUPERIOR MATERIALS LLC operates in the ready-mix concrete manufacturing industry. The industry average Total Recordable Incident Rate (TRIR) is 2.5. SUPERIOR MATERIALS LLC's self-reported DART rate is 0 compared to an industry average of 1.6.

About this data

This profile aggregates federal enforcement records on SUPERIOR MATERIALS LLC of CHESTERFIELD, MI from 17 federal data sources. Records were found in 3 sources: OSHA workplace safety inspections, NLRB labor relations cases, and BLS industry safety benchmarks. The remaining 14 sources were checked and found no matching records: WHD, MSHA, 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. SUPERIOR MATERIALS LLC resolves to the parent rollup Superior Materials, LLC, which operates 7 establishments in our dataset.

This profile may be incomplete if SUPERIOR MATERIALS LLCoperates 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.