Bus operation, school and employee · Michigan

Dean Transportation, Inc. - Trenton

Name: Dean Transportation, Inc. - Trenton Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Trenton, MI · ~53 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

A
Excellent Safety Record: 1.6
Avg TCR: 4.5
Industry avg: 0
Fatalities

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The verdict

Dean Transportation, Inc. - Trenton runs at 36% of its industry's injury rate - far safer than the typical Bus operation, school and employee workplace, earning a grade A.

Dean Transportation, Inc. - Trenton: 1.6 TCR = 36% of Bus operation, school and employee BLS 4.5 · 2y Form 300A (see methodology below)

Dean Transportation, Inc. - Trenton safety composite

Dean Transportation, Inc. - Trenton scores strongest on total case rate (tcr) (safer than 89% of same-industry peers) and weakest on dart rate (safer than 39%), 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).

62/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): B 1.61 per 100 workers

Safer than 89% of industry peers
DART rate: D 3.22 per 100 workers

Safer than 39% 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

Dean Transportation, Inc. - Trenton: 0.0 → 3.2 TCR

Peak year 2024 @ 3.2 TCR · DART/TCR 2× in 2024

Dean Transportation, Inc. - Trenton's TCR rose 3.2 from 0.0 in 2023 to 3.2 in 2024. In 2024, DART was 2× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 485410 · Trenton, MI AT/BELOW-IND · SMALL

Grade A · TCR 1.6 · 36% of ind

DART 3.2 DART
RANK #6/74
PHOTO 20055 Walden Ave
BOOK 2y book
INJ 1 inj
SIZE ~53 FTE

Nearest TCR peer: 20055 Walden Ave (0.0 TCR gap)

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This site

1.6
20055 Walden A

1.6
3074 WEST REGI

1.6
DATTCO - Plain

1.6
Custer's Garag

1.6

What this shows Dean Transportation, Inc. - Trenton averages 1.6 TCR (36% of the Bus operation, school and employee BLS benchmark).

Dean Transportation, Inc. - Trenton TCR series: 2023=0 · 2024=3.2 · BLS 4.5

Where Dean Transportation, Inc. - Trenton falls in its industry

1,574 Bus operation, school and empl establishments

Safer than 89% of graded establishments in this industry, whose median TCR is 4.3.

Grade A

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #6 safest of 74 Bus operation, school and empl employers in Michigan.

Dean Transportation, Inc. - Trenton (53 employees, TCR 1.6) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 4.3

Dean Transportation, Inc. - Trenton has fewer employees than the Bus operation, school and employee 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	3.2	3.2	1	0	0
2023	0.0	0.0	0	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

485410 · MI · Trenton

1,574 Bus operation, school and employee employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 36 employers in Trenton, MI · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	20055 Walden Ave	CHEEKTOWAGA, NY	1.6 TCR
NAICS-TCR	3074 WEST REGION-MT PLEASANT TX	MT. PLEASANT, TX	1.6 TCR
NAICS-TCR	DATTCO - Plainfield	MOOSUP, CT	1.6 TCR
NAICS-TCR	Custer's Garage Inc.	POTTSTOWN, PA	1.6 TCR
STATE-SIZE	EDL- Lansing Office	EAST LANSING	53 FTE
STATE-SIZE	Great Lakes Energy - Newaygo	NEWAYGO	53 FTE
STATE-SIZE	Gas Construction Livonia	INKSTER	53 FTE
STATE-SIZE	Commercial Contractors, Inc.	GRAND HAVEN	53 FTE
CITY-NEAR	2250-7	Trenton	1,315 FTE
CITY-NEAR	Trenton South Engine Plant	Trenton	892 FTE
CITY-NEAR	Trenton Engine Plant North	Trenton	794 FTE
CITY-NEAR	Steel Tool & Engineering	Trenton	597 FTE
NAT-TCR	Lubrizol Advanced Materials Inc Bowling Green	Bowling Green, OH	1.6 TCR
NAT-TCR	ACCO Engineered Systems	Pasadena, CA	1.6 TCR
NAT-TCR	South Durham Operations	Durham, NC	1.6 TCR
NAT-TCR	Ruyle Mechanical Services, Inc	Peoria, IL	1.6 TCR
NAT-SIZE	Aerobotix, Inc.	Madison, AL	53 FTE
NAT-SIZE	Loven Contracting Inc	Flagstaff, AZ	53 FTE
NAT-SIZE	Dedicated Duncan	Duncan, OK	53 FTE
NAT-SIZE	Rock Hill 10130	Rock Hill, SC	53 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.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.