Automotive Assembly · Michigan
Detroit Assembly Complex Mack
Detroit, MI · ~3,669 workers · 5 years of OSHA Injury Tracking Application data.
- A
- Excellent Safety Record
- 1.4
- Avg TCR
- 3.3
- Industry avg
- 0
- Fatalities
The verdict
Detroit Assembly Complex Mack runs at 42% of its industry's injury rate - far safer than the typical Automotive Assembly workplace, earning a grade A.
Detroit Assembly Complex Mack: 1.4 TCR = 42% of Automotive Assembly BLS 3.3 · 5y Form 300A (see methodology below)
Detroit Assembly Complex Mack safety composite
Detroit Assembly Complex Mack scores strongest on total case rate (tcr) (safer than 82% of same-industry peers) and weakest on fatalities (safer than 52%), 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).
67/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- B 1.4 per 100 workers
Safer than 82% of industry peers
- DART rate
- C 1.11 per 100 workers
Safer than 60% 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
Detroit Assembly Complex Mack: 0.4 → 1.2 TCR
Peak year 2022 @ 2.1 TCR · DART/TCR 0.79× in 2024
Detroit Assembly Complex Mack's TCR rose 0.7 from 0.4 in 2020 to 1.2 in 2024. Peak filing year was 2022 at 2.1 TCR. In 2024, DART was 0.79× this establishment's average TCR (severity share of cases).
OSHA ITA Form 300A scorecard
Establishment book 336111 · Detroit, MI AT/BELOW-IND · LARGE
Grade A · TCR 1.4 · 42% of ind
- DART 1.1 DART
- RANK #5/26
- PHOTO Subaru of Indiana Au…
- BOOK 5y book
- INJ 233 inj
- SIZE ~3,669 FTE
Nearest TCR peer: Subaru of Indiana Automotive, Inc. (0.0 TCR gap)
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Detroit Assembly Complex Mack in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Detroit Assembly Complex Mack
1.4 TCR
- Subaru of Indi
Subaru of Indiana Automotive, Inc.
1.4 TCR
- Hitachi Astemo
Hitachi Astemo Rock Spring
1.4 TCR
- CUSTOM SERVICE
CUSTOM SERVICE MANUFACTURING LLC
1.4 TCR
- BraunAbility
BraunAbility
1.4 TCR
What this shows Detroit Assembly Complex Mack averages 1.4 TCR (42% of the Automotive Assembly BLS benchmark).
Detroit Assembly Complex Mack TCR series: 2020=0.4 · 2021=1.4 · 2022=2.1 · 2023=1.8 · 2024=1.2 · BLS 3.3
Where Detroit Assembly Complex Mack falls in its industry
158 Automotive Assembly establishmentsSafer than 82% of graded establishments in this industry, whose median TCR is 4.4.
Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #5 safest of 26 Automotive Assembly employers in Michigan.
Detroit Assembly Complex Mack has more employees than the Automotive Assembly median and a lower injury rate than the industry's median TCR of 4.4. 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 | 1.2 | 1.1 | 35 | 4 | 0 |
| 2023 | 1.8 | 1.6 | 66 | 17 | 0 |
| 2022 | 2.1 | 1.9 | 70 | 30 | 0 |
| 2021 | 1.4 | 0.7 | 58 | 5 | 0 |
| 2020 | 0.4 | 0.4 | 4 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
336111 · MI · Detroit
158 Automotive Assembly 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 | Subaru of Indiana Automotive, Inc. | 1.4 TCR |
| NAICS-TCR | Hitachi Astemo Rock Spring | 1.4 TCR |
| NAICS-TCR | CUSTOM SERVICE MANUFACTURING LLC | 1.4 TCR |
| NAICS-TCR | BraunAbility | 1.4 TCR |
| STATE-SIZE | Centria Healthcare LLC | 3,648 FTE |
| STATE-SIZE | Eastern Michigan University | 3,706 FTE |
| STATE-SIZE | North America Fulfillment Centers (FCs) : DTW1 | 3,720 FTE |
| STATE-SIZE | Michigan Operations - Midland | 3,755 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 | Great Southern Wood - Rocky Mount | 1.4 TCR |
| NAT-TCR | The Arbors at Mattis Pointe | 1.4 TCR |
| NAT-TCR | FFF Enterprises, Inc. | 1.4 TCR |
| NAT-TCR | Patheon API, Inc. | 1.4 TCR |
| NAT-SIZE | Amazon.com Services LLC - AKC1 | 3,669 FTE |
| NAT-SIZE | Regeneron - Industrial Operations and Product Supply (IOPS) | 3,669 FTE |
| NAT-SIZE | Delta Air Lines - SEA | 3,670 FTE |
| NAT-SIZE | Intuitive | 3,670 FTE |
Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →
Read our methodology - how this data is sourced, computed, and verified.