Heating, ventilation and air-conditioning (HVAC) contractors · Tennessee
Interstate Mechanical Service, LLC
Knoxville, TN · ~26 workers · 7 years of OSHA Injury Tracking Application data.
- D
- Poor Safety Record
- 5.3
- Avg TCR
- 2.8
- Industry avg
- 0
- Fatalities
The verdict
Interstate Mechanical Service, LLC runs at 189% of its industry's injury rate - more dangerous than the typical Heating, ventilation and air-conditioning (HVAC) contractors workplace, earning a grade D.
Interstate Mechanical Service, LLC: 5.3 TCR = 189% of Heating, ventilation and air-conditioning (HVAC) contractors BLS 2.8 · 7y Form 300A (see methodology below)
Interstate Mechanical Service, LLC safety composite
Interstate Mechanical Service, LLC scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 32%), 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).
37/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- F 5.29 per 100 workers
Safer than 32% of industry peers
- DART rate
- F 2.69 per 100 workers
Safer than 32% 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
−3.5
2016→2024
Interstate Mechanical Service, LLC injury rate improved
Interstate Mechanical Service, LLC's TCR fell 3.5 from 6.2 in 2016 to 2.7 in 2024. Peak filing year was 2020 at 13.0 TCR. In 2024, DART was 0.51× this establishment's average TCR (severity share of cases).
2016=6.2 · 2019=8.9 · 2020=13.0 · 2021=0.0 · 2022=0.0 · 2023=6.3 · 2024=2.7
OSHA ITA Form 300A scorecard
Establishment book 238220 · Knoxville, TN ABOVE-IND · SMALL
Grade D · TCR 5.3 · 189% of ind
- DART 2.7 DART
- RANK #91/117
- PHOTO Miller Proctor Nicko…
- BOOK 7y book
- INJ 7 inj
- SIZE ~26 FTE
Nearest TCR peer: Miller Proctor Nickolas,Inc. (0.0 TCR gap)
Read with this employer → · Industry book → · Tennessee employers → · Look up another →
Interstate Mechanical Service, LLC in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Interstate Mechanical Service, LLC
5.3 TCR
- Miller Proctor
Miller Proctor Nickolas,Inc.
5.3 TCR
- Nasseff Plumbi
Nasseff Plumbing and Heating, Inc.
5.3 TCR
- Condair Inc.
Condair Inc.
5.3 TCR
- Murphy & Mille
Murphy & Miller, Inc.
5.3 TCR
What this shows Interstate Mechanical Service, LLC averages 5.3 TCR (189% of the Heating, ventilation and air-conditioning (HVAC) contractors BLS benchmark).
Interstate Mechanical Service, LLC TCR series: 2016=6.2 · 2019=8.9 · 2020=13 · 2021=0 · 2022=0 · 2023=6.3 · 2024=2.7 · BLS 2.8
Where Interstate Mechanical Service, LLC falls in its industry
5,793 Heating, ventilation and air-c establishmentsSafer than 32% of graded establishments in this industry, whose median TCR is 3.3.
Narrower to Tennessee alone (the establishments it most directly competes with for workers and contracts): ranked #91 safest of 117 Heating, ventilation and air-c employers in Tennessee.
Interstate Mechanical Service, LLC has fewer employees than the Heating, ventilation and air-conditionin 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 | 2.7 | 2.7 | 1 | 0 | 0 |
| 2023 | 6.3 | 3.2 | 2 | 0 | 0 |
| 2022 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2021 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2020 | 13.0 | 0.0 | 3 | 0 | 0 |
| 2019 | 8.9 | 8.9 | 0 | 2 | 0 |
| 2016 | 6.2 | 0.0 | 1 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
238220 · TN · Knoxville
5,793 Heating, ventilation and air-conditioning (HVAC) contractors employers nationwide with a credible TCR · 10,743 rated employers in Tennessee with headcount on file · 747 employers in Knoxville, TN · 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 | Miller Proctor Nickolas,Inc. | 5.3 TCR |
| NAICS-TCR | Nasseff Plumbing and Heating, Inc. | 5.3 TCR |
| NAICS-TCR | Condair Inc. | 5.3 TCR |
| NAICS-TCR | Murphy & Miller, Inc. | 5.3 TCR |
| STATE-SIZE | Buy Sod - Nashville | 26 FTE |
| STATE-SIZE | Tobacco Pride | 26 FTE |
| STATE-SIZE | Tennessee Farms | 26 FTE |
| STATE-SIZE | CEMC-Springfield | 26 FTE |
| CITY-NEAR | Cellular Sales Services Group LLC | 6,387 FTE |
| CITY-NEAR | University Health System, Inc | 5,215 FTE |
| CITY-NEAR | Functional Pathways of TN LLC | 2,258 FTE |
| CITY-NEAR | HES Facilities Services K-12 | 2,157 FTE |
| NAT-TCR | Brookdale Hickory NE | 5.3 TCR |
| NAT-TCR | Jbs Live Pork Sandy River Farm | 5.3 TCR |
| NAT-TCR | Schulte Building Systems, Inc-Hueytown | 5.3 TCR |
| NAT-TCR | COL | 5.3 TCR |
| NAT-SIZE | On the Run #40 | 26 FTE |
| NAT-SIZE | K.M. Davies Co., Inc. | 26 FTE |
| NAT-SIZE | Moutrie Trucking | 26 FTE |
| NAT-SIZE | Inova Ambulatory Surgery Center of Lorton | 26 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.