School and Employee Bus Transportation · Michigan

4117 Transit Region-Detroit West - Trinity

Detroit, MI · ~134 workers · 2 years of OSHA Injury Tracking Application data.

C
Average Safety Record
4.3
Avg TCR
4.5
Industry avg
0
Fatalities
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The verdict

4117 Transit Region-Detroit West - Trinity runs at 95% of its industry's injury rate - about level with the typical School and Employee Bus Transportation workplace, earning a grade C.

4117 Transit Region-Detroit West - Trinity: 4.3 TCR = 95% of School and Employee Bus Transportation BLS 4.5 · 2y Form 300A (see methodology below)

4117 Transit Region-Detroit West - Trinity safety composite

4117 Transit Region-Detroit West - Trinity scores strongest on total case rate (tcr) (safer than 50% of same-industry peers) and weakest on dart rate (safer than 22%), 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).

D

40/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 4.29 per 100 workers

Safer than 50% of industry peers

DART rate
F 5.03 per 100 workers

Safer than 22% of industry peers

Fatalities
D 0

Safer than 50% 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

4117 Transit Region-Detroit West - Trinity: 3.6 → 5.0 TCR

Peak year 2024 @ 5.0 TCR · DART/TCR 1.17× in 2024

4117 Transit Region-Detroit West - Trinity's TCR rose 1.5 from 3.6 in 2023 to 5.0 in 2024. In 2024, DART was 1.17× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 485410 · Detroit, MI AT/BELOW-IND · MID

Grade C · TCR 4.3 · 95% of ind

  • DART 5.0 DART
  • RANK #37/74
  • PHOTO 2662-6702
  • BOOK 2y book
  • INJ 5 inj
  • SIZE ~134 FTE

Nearest TCR peer: 2662-6702 (0.0 TCR gap)

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4117 Transit Region-Detroit West - Trinity in the TCR neighbourhood

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

TCR

What this shows 4117 Transit Region-Detroit West - Trinity averages 4.3 TCR (95% of the School and Employee Bus Transportation BLS benchmark).

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

4117 Transit Region-Detroit West - Trinity TCR series: 2023=3.6 · 2024=5 · BLS 4.5

Where 4117 Transit Region-Detroit West - Trinity falls in its industry

1,574 School and Employee Bus Transp establishments

Safer than 50% of graded establishments in this industry, whose median TCR is 4.3.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #37 safest of 74 School and Employee Bus Transp employers in Michigan.

4117 Transit Region-Detroit West - Trinity (134 employees, TCR 4.3) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 4.3 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 0100200300400500 05101520 Average employees Total Case Rate 4117 Transit Region-Detroit West - Trinity
4117 Transit Region-Detroit West - Trinity (134 employees, TCR 4.3) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 4.3

4117 Transit Region-Detroit West - Trinity has more employees than the School and Employee Bus Transportation median and a lower injury rate than the industry's median TCR of 4.3. 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 5.0 5.0 2 0 0
2023 3.6 1.2 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

485410 · MI · Detroit

1,574 School and Employee Bus Transportation employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 673 employers in Detroit, 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 2662-6702 4.3 TCR
NAICS-TCR All-Star-Waterbury 4.3 TCR
NAICS-TCR 403012-Merrimack | NH | GOF-300 4.3 TCR
NAICS-TCR 2662-4002 4.3 TCR
STATE-SIZE Underground Contractors, Inc. 134 FTE
STATE-SIZE JRUSA-Schoolcraft 134 FTE
STATE-SIZE K056-M001 134 FTE
STATE-SIZE Jackson Production 134 FTE
CITY-NEAR Henry Ford Hospital 8,838 FTE
CITY-NEAR Detroit Campus 8,632 FTE
CITY-NEAR Delta Air Lines - DTW 6,640 FTE
CITY-NEAR General Motors Corporation 5,241 FTE
NAT-TCR Community Bridges 4.3 TCR
NAT-TCR STR0196 4.3 TCR
NAT-TCR STR0401 4.3 TCR
NAT-TCR DSM&T Co. Inc. 4.3 TCR
NAT-SIZE Nchav - Havelock 134 FTE
NAT-SIZE Newton 134 FTE
NAT-SIZE City of Oakdale 134 FTE
NAT-SIZE Corporate Office 134 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.