Boiler, heating, installation · California

D. Burke Mechanical Corporation

Norco, CA · ~32 workers · 5 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
3.4
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

D. Burke Mechanical Corporation runs at 121% of its industry's injury rate - more dangerous than the typical Boiler, heating, installation workplace, earning a grade D.

D. Burke Mechanical Corporation: 3.4 TCR = 121% of Boiler, heating, installation BLS 2.8 · 5y Form 300A (see methodology below)

D. Burke Mechanical Corporation safety composite

D. Burke Mechanical Corporation scores strongest on dart rate (safer than 80% of same-industry peers) and weakest on total case rate (tcr) (safer than 49%), 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).

C

60/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 3.4 per 100 workers

Safer than 49% 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

−5.5

2017→2023

D. Burke Mechanical Corporation injury rate improved

D. Burke Mechanical Corporation's TCR fell 5.5 from 5.5 in 2017 to 0.0 in 2023. Peak filing year was 2017 at 5.5 TCR. In 2023, DART was 0× this establishment's average TCR (severity share of cases).

2017=5.5 · 2018=2.5 · 2019=5.0 · 2021=4.0 · 2023=0.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · Norco, CA ABOVE-IND · SMALL

Grade D · TCR 3.4 · 121% of ind

  • DART 0.0 DART
  • RANK #271/594
  • PHOTO Rocky Mountain Mecha…
  • BOOK 5y book
  • INJ 6 inj
  • SIZE ~32 FTE

Nearest TCR peer: Rocky Mountain Mechanical (0.0 TCR gap)

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

D. Burke Mechanical Corporation in the TCR neighbourhood

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

TCR

What this shows D. Burke Mechanical Corporation averages 3.4 TCR (121% of the Boiler, heating, installation BLS benchmark).

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

D. Burke Mechanical Corporation TCR series: 2017=5.5 · 2018=2.5 · 2019=5 · 2021=4 · 2023=0 · BLS 2.8

Where D. Burke Mechanical Corporation falls in its industry

5,793 Boiler, heating, installation establishments

Safer than 49% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #271 safest of 594 Boiler, heating, installation employers in California.

D. Burke Mechanical Corporation (32 employees, TCR 3.4) 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 D. Burke Mechanical Corporation
D. Burke Mechanical Corporation (32 employees, TCR 3.4) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

D. Burke Mechanical Corporation has fewer employees than the Boiler, heating, 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
2023 0.0 0.0 0 0 0
2021 4.0 0.0 1 0 0
2019 5.0 2.5 2 0 0
2018 2.5 0.0 1 0 0
2017 5.5 2.7 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · CA · Norco

5,793 Boiler, heating, installation employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 46 employers in Norco, CA · 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 Rocky Mountain Mechanical 3.4 TCR
NAICS-TCR Bruce Heating & Air Conditioning, Inc. 3.4 TCR
NAICS-TCR SFT Inc 3.4 TCR
NAICS-TCR Air-Ref Co. Inc 3.4 TCR
STATE-SIZE Schreiner Farms 32 FTE
STATE-SIZE FIVE POINTS T.I.C. 32 FTE
STATE-SIZE OFFICE 32 FTE
STATE-SIZE Brocchini Farms Inc. 32 FTE
CITY-NEAR California Rehabilitation Center 1,174 FTE
CITY-NEAR Guy Yocom Construction, Inc. 1,172 FTE
CITY-NEAR Ono-034 909 FTE
CITY-NEAR Better Nutritional Norco Campus 615 FTE
NAT-TCR AD Roofing 3.4 TCR
NAT-TCR Food City 025 3.4 TCR
NAT-TCR Big Lots Store #5402 Woodbridge, VA 3.4 TCR
NAT-TCR Big Lots Store #260 MATTOON, IL 3.4 TCR
NAT-SIZE AGCO : AgRevolution 32 FTE
NAT-SIZE Claiborne Ems 32 FTE
NAT-SIZE Action Plumbing Co., Inc. 32 FTE
NAT-SIZE SS-Logistics 32 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: 2023, 2021, 2019, 2018, 2017. 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.