Air-conditioners, motor vehicle, manufacturing · Michigan
Detroit Thermal Systems LLC
Romulus, MI · ~614 workers · 7 years of OSHA Injury Tracking Application data.
- B
- Good Safety Record
- 3.2
- Avg TCR
- 5.4
- Industry avg
- 0
- Fatalities
The verdict
Detroit Thermal Systems LLC runs at 60% of its industry's injury rate - safer than the typical Air-conditioners, motor vehicle, manufacturing workplace, earning a grade B.
Detroit Thermal Systems LLC: 3.2 TCR = 60% of Air-conditioners, motor vehicle, manufacturing BLS 5.4 · 7y Form 300A (see methodology below)
Detroit Thermal Systems LLC safety composite
Detroit Thermal Systems LLC scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 47%), 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).
48/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- D 3.24 per 100 workers
Safer than 48% of industry peers
- DART rate
- D 1.61 per 100 workers
Safer than 47% of industry peers
- Fatalities
- D 0
Safer than 51% 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
−3.7
2016→2024
Detroit Thermal Systems LLC injury rate improved
Detroit Thermal Systems LLC's TCR fell 3.7 from 6.4 in 2016 to 2.7 in 2024. Peak filing year was 2016 at 6.4 TCR. In 2024, DART was 0.5× this establishment's average TCR (severity share of cases).
2016=6.4 · 2019=3.0 · 2020=4.5 · 2021=1.6 · 2022=1.3 · 2023=3.2 · 2024=2.7
OSHA ITA Form 300A scorecard
Establishment book 336390 · Romulus, MI AT/BELOW-IND · MID
Grade B · TCR 3.2 · 60% of ind
- DART 1.6 DART
- RANK #82/146
- PHOTO 3387 Transwheel
- BOOK 7y book
- INJ 131 inj
- SIZE ~614 FTE
Nearest TCR peer: 3387 Transwheel (0.0 TCR gap)
Read with this employer → · Industry book → · Michigan employers → · Look up another →
Detroit Thermal Systems LLC in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- Bolta US
Bolta US
3.3 TCR
- Wheel Pros 105
Wheel Pros 1055, 1056 & 1072
3.3 TCR
- Plants Five, S
Plants Five, Six, and Seven
3.3 TCR
- This site
Detroit Thermal Systems LLC
3.2 TCR
- 3387 Transwhee
3387 Transwheel
3.2 TCR
What this shows Detroit Thermal Systems LLC averages 3.2 TCR (60% of the Air-conditioners, motor vehicle, manufacturing BLS benchmark).
Detroit Thermal Systems LLC TCR series: 2016=6.4 · 2019=3 · 2020=4.5 · 2021=1.6 · 2022=1.3 · 2023=3.2 · 2024=2.7 · BLS 5.4
Where Detroit Thermal Systems LLC falls in its industry
772 Air-conditioners, motor vehicl establishmentsSafer than 48% of graded establishments in this industry, whose median TCR is 3.2.
Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #82 safest of 146 Air-conditioners, motor vehicl employers in Michigan.
Detroit Thermal Systems LLC has more employees than the Air-conditioners, motor vehicle, manufac median and a higher injury rate than the industry's median TCR of 3.2. 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 | 2.7 | 1.6 | 14 | 1 | 0 |
| 2023 | 3.2 | 2.1 | 18 | 0 | 0 |
| 2022 | 1.3 | 1.3 | 6 | 0 | 0 |
| 2021 | 1.6 | 1.6 | 7 | 4 | 0 |
| 2020 | 4.5 | 2.7 | 22 | 0 | 0 |
| 2019 | 3.0 | 2.0 | 16 | 1 | 0 |
| 2016 | 6.4 | 4.3 | 48 | 2 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
336390 · MI · Romulus
772 Air-conditioners, motor vehicle, manufacturing employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 199 employers in Romulus, 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 | 3387 Transwheel | 3.2 TCR |
| NAICS-TCR | Bolta US | 3.3 TCR |
| NAICS-TCR | Wheel Pros 1055, 1056 & 1072 | 3.3 TCR |
| NAICS-TCR | Plants Five, Six, and Seven | 3.3 TCR |
| STATE-SIZE | Boar's Head Provisions Co., Inc. | 615 FTE |
| STATE-SIZE | Arconic Whitehall Operations - Whitehall Casting Plant 10 | 613 FTE |
| STATE-SIZE | Mack Engine Plant | 615 FTE |
| STATE-SIZE | Supply Chain : Muskegon, MI | 615 FTE |
| CITY-NEAR | North America Fulfillment Centers (FCs) : DTW1 | 3,720 FTE |
| CITY-NEAR | Amazon.com Services LLC - DTW1 | 3,502 FTE |
| CITY-NEAR | Romulus Powertrain | 1,336 FTE |
| CITY-NEAR | General Motors Romulus | 1,037 FTE |
| NAT-TCR | Steris Ips | 3.2 TCR |
| NAT-TCR | Sarasota Art Ovation Hotel | 3.2 TCR |
| NAT-TCR | TAI-Georgetown, Ky 700 Triport Rd. / 130 Commerce Ct. | 3.2 TCR |
| NAT-TCR | Riverside Ca - Box Springs | 3.2 TCR |
| NAT-SIZE | Reedsburg | 614 FTE |
| NAT-SIZE | Crescent Crown Distributing_Mesa | 614 FTE |
| NAT-SIZE | Fairview Park Hospital | 614 FTE |
| NAT-SIZE | Pebble Beach - Spanish Bay | 614 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.