Mechanical contractors · California

Harris Superior - CA

San Francisco, CA · ~132 workers · 2 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.1
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Harris Superior - CA runs at 38% of its industry's injury rate - far safer than the typical Mechanical contractors workplace, earning a grade A.

Harris Superior - CA: 1.1 TCR = 38% of Mechanical contractors BLS 2.8 · 2y Form 300A (see methodology below)

Harris Superior - CA safety composite

Harris Superior - CA scores strongest on total case rate (tcr) (safer than 86% of same-industry peers) and weakest on fatalities (safer than 51%), 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

65/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 1.07 per 100 workers

Safer than 86% of industry peers

DART rate
D 1.01 per 100 workers

Safer than 52% 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%).

Harris Superior - CA held a steady TCR band

Harris Superior - CA's TCR held near 0.1 from 1.1 in 2016 to 1.0 in 2017. Peak filing year was 2016 at 1.1 TCR. In 2017, DART was 0.94× this establishment's average TCR (severity share of cases).

2016=1.1 · 2017=1.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · San Francisco, CA AT/BELOW-IND · MID

Grade A · TCR 1.1 · 38% of ind

  • DART 1.0 DART
  • RANK #69/594
  • PHOTO Folsom CA Branch
  • BOOK 2y book
  • INJ 3 inj
  • SIZE ~132 FTE

Nearest TCR peer: Folsom CA Branch (0.0 TCR gap)

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Harris Superior - CA in the TCR neighbourhood

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

TCR

What this shows Harris Superior - CA averages 1.1 TCR (38% of the Mechanical contractors BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-09-26

Harris Superior - CA TCR series: 2016=1.1 · 2017=1 · BLS 2.8

Where Harris Superior - CA falls in its industry

5,793 Mechanical contractors establishments

Safer than 86% 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 #69 safest of 594 Mechanical contractors employers in California.

Harris Superior - CA (132 employees, TCR 1.1) 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 Harris Superior - CA
Harris Superior - CA (132 employees, TCR 1.1) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Harris Superior - CA has more employees than the Mechanical contractors median and a lower 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
2017 1.0 1.0 1 0 0
2016 1.1 0.6 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · CA · San Francisco

5,793 Mechanical contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 1,144 employers in San Francisco, 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 Folsom CA Branch 1.1 TCR
NAICS-TCR Scott E. Campbell Company 1.1 TCR
NAICS-TCR R.L. Fick & Son Plumbing, Inc. 1.1 TCR
NAICS-TCR MIAMI 1.1 TCR
STATE-SIZE Trader Joe's 0215 Los Angeles 132 FTE
STATE-SIZE 952 132 FTE
STATE-SIZE Redtails Logistics Corporation Inc 132 FTE
STATE-SIZE Trader Joe's 0203 Oakland 132 FTE
CITY-NEAR UC San Francisco 18,070 FTE
CITY-NEAR DoorDash, Inc. 12,430 FTE
CITY-NEAR UC San Francisco Health 12,262 FTE
CITY-NEAR SFO - Airport United Airlines Offices 11,622 FTE
NAT-TCR AmeriGas - ACE - Pahrump, NV 1.1 TCR
NAT-TCR G5 - Gateway 1.1 TCR
NAT-TCR Monitor Manufacturing - Augusta 1.1 TCR
NAT-TCR Salt-Tampa 1.1 TCR
NAT-SIZE NAPP Lowell 132 FTE
NAT-SIZE 5472-Swy 0035 4205 132 FTE
NAT-SIZE Sales - Section 21 - Charlotte, NC 132 FTE
NAT-SIZE Sales - Section 31 - Indianapolis, IN 132 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: 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.