Bus line, local (except mixed mode) · Michigan

Ann Arbor Area Transportation Authority

Ann Arbor, MI · ~284 workers · 2 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
8.9
Avg TCR
4.5
Industry avg
0
Fatalities
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The verdict

Ann Arbor Area Transportation Authority runs at 197% of its industry's injury rate - more dangerous than the typical Bus line, local (except mixed mode) workplace, earning a grade D.

Ann Arbor Area Transportation Authority: 8.9 TCR = 197% of Bus line, local (except mixed mode) BLS 4.5 · 2y Form 300A (see methodology below)

Ann Arbor Area Transportation Authority safety composite

Ann Arbor Area Transportation Authority scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on total case rate (tcr) (safer than 20%), 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

34/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 8.86 per 100 workers

Safer than 20% of industry peers

DART rate
D 4.87 per 100 workers

Safer than 38% 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%).

TCR Δ

−8.0

2022→2023

Ann Arbor Area Transportation Authority injury rate improved

Ann Arbor Area Transportation Authority's TCR fell 8.0 from 12.8 in 2022 to 4.9 in 2023. Peak filing year was 2022 at 12.8 TCR. In 2023, DART was 0.55× this establishment's average TCR (severity share of cases).

2022=12.8 · 2023=4.9

OSHA ITA Form 300A scorecard

Establishment book 485113 · Ann Arbor, MI ABOVE-IND · MID

Grade D · TCR 8.9 · 197% of ind

  • DART 4.9 DART
  • RANK #14/16
  • PHOTO 7010 TRANSIT REGION-…
  • BOOK 2y book
  • INJ 46 inj
  • SIZE ~284 FTE

Nearest TCR peer: 7010 TRANSIT REGION-BOSTON MA (0.0 TCR gap)

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Ann Arbor Area Transportation Authority in the TCR neighbourhood

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

TCR

What this shows Ann Arbor Area Transportation Authority averages 8.9 TCR (197% of the Bus line, local (except mixed mode) BLS benchmark).

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

Ann Arbor Area Transportation Authority TCR series: 2022=12.8 · 2023=4.9 · BLS 4.5

Where Ann Arbor Area Transportation Authority falls in its industry

332 Bus line, local (except mixed establishments

Safer than 20% of graded establishments in this industry, whose median TCR is 5.3.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #14 safest of 16 Bus line, local (except mixed employers in Michigan.

Ann Arbor Area Transportation Authority (284 employees, TCR 8.9) among 29 same-industry peers, split at the industry median of 113 employees and a TCR of 5.3 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 0200400600 051015 Average employees Total Case Rate Ann Arbor Area Transportation Authority
Ann Arbor Area Transportation Authority (284 employees, TCR 8.9) among 29 same-industry peers, split at the industry median of 113 employees and a TCR of 5.3

Ann Arbor Area Transportation Authority has more employees than the Bus line, local (except mixed mode) median and a higher injury rate than the industry's median TCR of 5.3. 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
2023 4.9 4.9 22 0 0
2022 12.8 12.4 24 7 0

OSHA ITA peer cross-reference

Establishment peer ledger

485113 · MI · Ann Arbor

332 Bus line, local (except mixed mode) employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 271 employers in Ann Arbor, 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 7010 TRANSIT REGION-BOSTON MA 8.9 TCR
NAICS-TCR 2662-7039 8.8 TCR
NAICS-TCR 7071 TRANSIT REGION-FRESNO 8.8 TCR
NAICS-TCR 6091-630 8.7 TCR
STATE-SIZE Dexter Fastener Technologies, Inc. 284 FTE
STATE-SIZE GHSP Hart 284 FTE
STATE-SIZE Welding 284 FTE
STATE-SIZE MANHEIM DETROIT 284 FTE
CITY-NEAR Saint Joseph Mercy Hospital-AnnArbor 5,575 FTE
CITY-NEAR St. Joseph Mercy Hospital-Ann Arbor 5,554 FTE
CITY-NEAR IHA Health Services Corporation 2,533 FTE
CITY-NEAR Thomson Reuters - Ann Arbor 1,090 FTE
NAT-TCR Commerce City Production Facility 8.9 TCR
NAT-TCR Bodycote Thermal Processing Inc Covington Division 8.9 TCR
NAT-TCR Ennis Furniture Co., Inc 8.9 TCR
NAT-TCR Medicalodges Kinsley 8.9 TCR
NAT-SIZE A Taste of Excellence, Inc. 284 FTE
NAT-SIZE Sysco Indianapolis 284 FTE
NAT-SIZE JAC Products Inc. 284 FTE
NAT-SIZE High Liner Foods Inc. 284 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: 2023, 2022. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.