Heat pump installation · Pennsylvania

JK Mechanical Inc

Willow Street, PA · ~102 workers · 5 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
6.7
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

JK Mechanical Inc runs at 238% of its industry's injury rate - far more dangerous than the typical Heat pump installation workplace, earning a grade F.

JK Mechanical Inc: 6.7 TCR = 238% of Heat pump installation BLS 2.8 · 5y Form 300A (see methodology below)

JK Mechanical Inc safety composite

JK Mechanical Inc scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 22%), 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

30/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 6.67 per 100 workers

Safer than 23% of industry peers

DART rate
F 3.93 per 100 workers

Safer than 22% 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

−3.2

2016→2024

JK Mechanical Inc injury rate improved

JK Mechanical Inc's TCR fell 3.2 from 11.9 in 2016 to 8.7 in 2024. Peak filing year was 2016 at 11.9 TCR. In 2024, DART was 0.59× this establishment's average TCR (severity share of cases).

2016=11.9 · 2017=6.1 · 2022=4.3 · 2023=2.4 · 2024=8.7

OSHA ITA Form 300A scorecard

Establishment book 238220 · Willow Street, PA ABOVE-IND · MID

Grade F · TCR 6.7 · 238% of ind

  • DART 3.9 DART
  • RANK #197/268
  • PHOTO Joseph C. Hazel, Inc.
  • BOOK 5y book
  • INJ 34 inj
  • SIZE ~102 FTE

Nearest TCR peer: Joseph C. Hazel, Inc. (0.0 TCR gap)

Read with this employer → · Industry book → · Pennsylvania employers → · Look up another →

JK Mechanical Inc in the TCR neighbourhood

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

TCR

What this shows JK Mechanical Inc averages 6.7 TCR (238% of the Heat pump installation BLS benchmark).

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

JK Mechanical Inc TCR series: 2016=11.9 · 2017=6.1 · 2022=4.3 · 2023=2.4 · 2024=8.7 · BLS 2.8

Where JK Mechanical Inc falls in its industry

5,793 Heat pump installation establishments

Safer than 23% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Pennsylvania alone (the establishments it most directly competes with for workers and contracts): ranked #197 safest of 268 Heat pump installation employers in Pennsylvania.

JK Mechanical Inc (102 employees, TCR 6.7) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3 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 050100150200250 05101520 Average employees Total Case Rate JK Mechanical Inc
JK Mechanical Inc (102 employees, TCR 6.7) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

JK Mechanical Inc has more employees than the Heat pump installation 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 8.7 3.9 11 0 0
2023 2.4 0.8 3 0 0
2022 4.3 2.6 5 0 0
2017 6.1 2.6 7 0 0
2016 11.9 8.9 8 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · PA · Willow Street

5,793 Heat pump installation employers nationwide with a credible TCR · 22,692 rated employers in Pennsylvania with headcount on file · 14 employers in Willow Street, PA · 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 Joseph C. Hazel, Inc. 6.7 TCR
NAICS-TCR ZARVOU ENTERPRISES LLC DBA WILSON MCLAIN PLUMBING 6.7 TCR
NAICS-TCR Fireguard 6.7 TCR
NAICS-TCR Accutherm Refrigeration Inc. 6.7 TCR
STATE-SIZE Verano PA CPG - Agri-Kind 102 FTE
STATE-SIZE McKee Management Associates, Inc. 102 FTE
STATE-SIZE Bakers Pittsburgh 102 FTE
STATE-SIZE Structures Division 102 FTE
CITY-NEAR Willow Valley Manor 655 FTE
CITY-NEAR Willow Valley Lakes Manor 563 FTE
CITY-NEAR Lancaster EMS - Willow Valley 161 FTE
CITY-NEAR Willow Street 102 FTE
NAT-TCR Life Care Center of Blount County 6.7 TCR
NAT-TCR Transportation & Environmental Services 6.7 TCR
NAT-TCR True Value Company RDC - Atlanta 6.7 TCR
NAT-TCR Unity Health - White County Med Center 6.7 TCR
NAT-SIZE Evergreen Senior Living- Orland Park 102 FTE
NAT-SIZE Keystone RV Crossroads - Plant 507 102 FTE
NAT-SIZE Tom's Quality Millwork and Hardwoods Inc. 102 FTE
NAT-SIZE PCC Community Markets - Greenlake Village 102 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: 2024, 2023, 2022, 2017, 2016. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.