Gasoline engines (except aircraft, automotive, truck) manufacturing · Michigan

Rocktech Systems, LLC

Chesterfield, MI · ~22 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
10.7
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Rocktech Systems, LLC runs at 324% of its industry's injury rate - far more dangerous than the typical Gasoline engines (except aircraft, automotive, truck) manufacturing workplace, earning a grade F.

Rocktech Systems, LLC: 10.7 TCR = 324% of Gasoline engines (except aircraft, automotive, truck) manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Rocktech Systems, LLC safety composite

Rocktech Systems, LLC scores strongest on fatalities (safer than 52% of same-industry peers) and weakest on total case rate (tcr) (safer than 4%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

F

21/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 10.69 per 100 workers

Safer than 4% of industry peers

DART rate
F 4.13 per 100 workers

Safer than 19% of industry peers

Fatalities
D 0

Safer than 52% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

Rising injury rate

Rocktech Systems, LLC: 9.0 → 12.4 TCR

Peak year 2024 @ 12.4 TCR · DART/TCR 0.39× in 2024

Rocktech Systems, LLC's TCR rose 3.4 from 9.0 in 2023 to 12.4 in 2024. In 2024, DART was 0.39× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 333618 · Chesterfield, MI ABOVE-IND · SMALL

Grade F · TCR 10.7 · 324% of ind

  • DART 4.1 DART
  • RANK #12/12
  • PHOTO Reviva - Corporate o…
  • BOOK 2y book
  • INJ 5 inj
  • SIZE ~22 FTE

Nearest TCR peer: Reviva - Corporate office and Diesel Production (0.0 TCR gap)

Read with this employer → · Industry book → · Michigan employers → · Look up another →

Rocktech Systems, LLC in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows Rocktech Systems, LLC averages 10.7 TCR (324% of the Gasoline engines (except aircraft, automotive, truck) manufacturing BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

Rocktech Systems, LLC TCR series: 2023=9 · 2024=12.4 · BLS 3.3

Where Rocktech Systems, LLC falls in its industry

133 Gasoline engines (except aircr establishments

Safer than 4% of graded establishments in this industry, whose median TCR is 2.9.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #12 safest of 12 Gasoline engines (except aircr employers in Michigan.

Rocktech Systems, LLC (22 employees, TCR 10.7) among 29 same-industry peers, split at the industry median of 321 employees and a TCR of 2.9 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 05001,0001,5002,000 051015 Average employees Total Case Rate Rocktech Systems, LLC
Rocktech Systems, LLC (22 employees, TCR 10.7) among 29 same-industry peers, split at the industry median of 321 employees and a TCR of 2.9

Rocktech Systems, LLC has fewer employees than the Gasoline engines (except aircraft, autom median and a higher injury rate than the industry's median TCR of 2.9. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year TCR DART Injuries Illnesses Fatalities
2024 12.4 4.1 3 0 0
2023 9.0 9.0 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

333618 · MI · Chesterfield

133 Gasoline engines (except aircraft, automotive, truck) manufacturing employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 74 employers in Chesterfield, MI · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR Reviva - Corporate office and Diesel Production 10.7 TCR
NAICS-TCR Multitek N.A. 10.7 TCR
NAICS-TCR MTP Drivetrain Services 10.6 TCR
NAICS-TCR Diesel Cast Welding 10.8 TCR
STATE-SIZE Skymint Silo59 Production Facility 22 FTE
STATE-SIZE PRT Brighton 22 FTE
STATE-SIZE Cadillac Renewable Energy 22 FTE
STATE-SIZE Benzonia 22 FTE
CITY-NEAR WM 2692 416 FTE
CITY-NEAR Motor City Stamping, Inc. 366 FTE
CITY-NEAR 2692 349 FTE
CITY-NEAR Chesterfield (Mt Clemens) MFG (EF, AUTO) 253 FTE
NAT-TCR Marshall Middle School 10.7 TCR
NAT-TCR DA Hoerr & Sons Inc. 10.7 TCR
NAT-TCR KPC Promise Hospital of Salt Lake City 10.7 TCR
NAT-TCR Rockford Mass Transit District 10.7 TCR
NAT-SIZE Mid States Transport, Inc. 22 FTE
NAT-SIZE ABB Inc Evansville Service Center 22 FTE
NAT-SIZE McAuliffe-Shepard Discovery Center Corporation 22 FTE
NAT-SIZE Emerald Glass, Inc 22 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2024, 2023. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.