Heating and ventilation system component (e.g., air registers, diffusers, filters, grilles, sound attenuators) installation · Colorado
Ducts Unlimited Mechanical Systems Inc.
Arvada, CO · ~112 workers · 7 years of OSHA Injury Tracking Application data.
- F
- Failing Safety Record
- 8.0
- Avg TCR
- 2.8
- Industry avg
- 0
- Fatalities
The verdict
Ducts Unlimited Mechanical Systems Inc. runs at 286% of its industry's injury rate - far more dangerous than the typical Heating and ventilation system component (e.g., air registers, diffusers, filters, grilles, sound attenuators) installation workplace, earning a grade F.
Ducts Unlimited Mechanical Systems Inc.: 8.0 TCR = 286% of Heating and ventilation system component (e.g., air registers, diffusers, filters, grilles, sound attenuators) installation BLS 2.8 · 7y Form 300A (see methodology below)
Ducts Unlimited Mechanical Systems Inc. safety composite
Ducts Unlimited Mechanical Systems Inc. scores strongest on dart rate (safer than 80% of same-industry peers) and weakest on total case rate (tcr) (safer than 16%), 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).
47/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- F 8.02 per 100 workers
Safer than 16% of industry peers
- DART rate
- B 0 per 100 workers
Safer than 80% 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
−2.7
2017→2024
Ducts Unlimited Mechanical Systems Inc. injury rate improved
Ducts Unlimited Mechanical Systems Inc.'s TCR fell 2.7 from 2.7 in 2017 to 0.0 in 2024. Peak filing year was 2023 at 14.9 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).
2017=2.7 · 2018=7.0 · 2019=14.3 · 2021=9.6 · 2022=7.7 · 2023=14.9 · 2024=0.0
OSHA ITA Form 300A scorecard
Establishment book 238220 · Arvada, CO ABOVE-IND · MID
Grade F · TCR 8.0 · 286% of ind
- DART 0.0 DART
- RANK #118/156
- PHOTO Heide & Cook, LLC
- BOOK 7y book
- INJ 47 inj
- SIZE ~112 FTE
Nearest TCR peer: Heide & Cook, LLC (0.0 TCR gap)
Read with this employer → · Industry book → · Colorado employers → · Look up another →
Ducts Unlimited Mechanical Systems Inc. in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Ducts Unlimited Mechanical Systems Inc.
8 TCR
- Heide & Cook,
Heide & Cook, LLC
8 TCR
- Longacre Compa
Longacre Company HQ
8 TCR
- Naturescape De
Naturescape Design Inc. DBA Naturescape Irrigation
8 TCR
- WFS CHARLOTTE
WFS CHARLOTTE
8 TCR
What this shows Ducts Unlimited Mechanical Systems Inc. averages 8.0 TCR (286% of the Heating and ventilation system component (e.g., air registers, diffusers, filters, grilles, sound attenuators) installation BLS benchmark).
Ducts Unlimited Mechanical Systems Inc. TCR series: 2017=2.7 · 2018=7 · 2019=14.3 · 2021=9.6 · 2022=7.7 · 2023=14.9 · 2024=0 · BLS 2.8
Where Ducts Unlimited Mechanical Systems Inc. falls in its industry
5,793 Heating and ventilation system establishmentsSafer than 16% of graded establishments in this industry, whose median TCR is 3.3.
Narrower to Colorado alone (the establishments it most directly competes with for workers and contracts): ranked #118 safest of 156 Heating and ventilation system employers in Colorado.
Ducts Unlimited Mechanical Systems Inc. has more employees than the Heating and ventilation system component median and a higher injury rate than the industry's median TCR of 3.3. 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 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2023 | 14.9 | 10.3 | 13 | 0 | 0 |
| 2022 | 7.7 | 5.5 | 6 | 1 | 0 |
| 2021 | 9.6 | 1.9 | 10 | 0 | 0 |
| 2019 | 14.3 | 10.4 | 10 | 1 | 0 |
| 2018 | 7.0 | 7.0 | 6 | 0 | 0 |
| 2017 | 2.7 | 2.7 | 2 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
238220 · CO · Arvada
5,793 Heating and ventilation system component (e.g., air registers, diffusers, filters, grilles, sound attenuators) installation employers nationwide with a credible TCR · 9,007 rated employers in Colorado with headcount on file · 129 employers in Arvada, CO · 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 | Heide & Cook, LLC | 8.0 TCR |
| NAICS-TCR | Longacre Company HQ | 8.0 TCR |
| NAICS-TCR | Naturescape Design Inc. DBA Naturescape Irrigation | 8.0 TCR |
| NAICS-TCR | WFS CHARLOTTE | 8.0 TCR |
| STATE-SIZE | Falcon Operations Center | 112 FTE |
| STATE-SIZE | Company Office | 112 FTE |
| STATE-SIZE | BT Littleton | 112 FTE |
| STATE-SIZE | Hiller Denver | 112 FTE |
| CITY-NEAR | Sundyne LLC | 360 FTE |
| CITY-NEAR | WANCO, Inc. | 308 FTE |
| CITY-NEAR | Lumin8 Transportation Technologies, LLC. | 298 FTE |
| CITY-NEAR | LivaNova | 276 FTE |
| NAT-TCR | Villa Park Fillmore | 8.0 TCR |
| NAT-TCR | Stericycle - Fontana,CA | 8.0 TCR |
| NAT-TCR | DT Irvine Spectrum | 8.0 TCR |
| NAT-TCR | EMS Ambulance | 8.0 TCR |
| NAT-SIZE | Glo Electric LLC | 112 FTE |
| NAT-SIZE | El Cajon FHC | 112 FTE |
| NAT-SIZE | Cleveland Facility | 112 FTE |
| NAT-SIZE | Solid State Devices Inc. | 112 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.