Plumbers · Michigan

3801 - Plumberz

Livonia, MI · ~21 workers · 2 years of OSHA Injury Tracking Application data.

C
Average Safety Record
2.4
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

3801 - Plumberz runs at 84% of its industry's injury rate - about level with the typical Plumbers workplace, earning a grade C.

3801 - Plumberz: 2.4 TCR = 84% of Plumbers BLS 2.8 · 2y Form 300A (see methodology below)

3801 - Plumberz safety composite

3801 - Plumberz scores strongest on total case rate (tcr) (safer than 63% of same-industry peers) and weakest on dart rate (safer than 18%), 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).

D

44/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 2.35 per 100 workers

Safer than 63% of industry peers

DART rate
F 4.71 per 100 workers

Safer than 18% 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%).

Rising injury rate

3801 - Plumberz: 0.0 → 4.7 TCR

Peak year 2020 @ 4.7 TCR · DART/TCR 2× in 2020

3801 - Plumberz's TCR rose 4.7 from 0.0 in 2019 to 4.7 in 2020. In 2020, DART was 2× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · Livonia, MI AT/BELOW-IND · SMALL

Grade C · TCR 2.4 · 84% of ind

  • DART 4.7 DART
  • RANK #57/153
  • PHOTO William R. Nash, Inc.
  • BOOK 2y book
  • INJ 1 inj
  • SIZE ~21 FTE

Nearest TCR peer: William R. Nash, Inc. (0.0 TCR gap)

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

3801 - Plumberz in the TCR neighbourhood

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

TCR

What this shows 3801 - Plumberz averages 2.4 TCR (84% of the Plumbers BLS benchmark).

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

3801 - Plumberz TCR series: 2019=0 · 2020=4.7 · BLS 2.8

Where 3801 - Plumberz falls in its industry

5,793 Plumbers establishments

Safer than 63% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #57 safest of 153 Plumbers employers in Michigan.

3801 - Plumberz (21 employees, TCR 2.4) 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 3801 - Plumberz
3801 - Plumberz (21 employees, TCR 2.4) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

3801 - Plumberz has fewer employees than the Plumbers 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
2020 4.7 4.7 1 0 0
2019 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · MI · Livonia

5,793 Plumbers employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 282 employers in Livonia, MI · 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 William R. Nash, Inc. 2.4 TCR
NAICS-TCR Polk County Public Service, Inc. 2.4 TCR
NAICS-TCR Buzzell Plumbing-Heating-Air, Inc. 2.4 TCR
NAICS-TCR Jergens Piping Corporation 2.4 TCR
STATE-SIZE WCS Trucking LLC 21 FTE
STATE-SIZE WST 21 FTE
STATE-SIZE Gonzalez Manufacturing Technologies 21 FTE
STATE-SIZE Greenix Bloomfield 21 FTE
CITY-NEAR System Office - Livonia 6,768 FTE
CITY-NEAR Livonia Transmission Plant 3,122 FTE
CITY-NEAR Livonia Transmission 2,968 FTE
CITY-NEAR Acro Service 2,701 FTE
NAT-TCR Camco mfg., Inc. 2.4 TCR
NAT-TCR The CORE Group- South FL 2.4 TCR
NAT-TCR Transportation Operations 2.4 TCR
NAT-TCR De La Rue Authentication Solutions Logan Site 2.4 TCR
NAT-SIZE 1067 - BELFOR Salt Lake City UT 21 FTE
NAT-SIZE Stanley Land & Lumber Corporation 21 FTE
NAT-SIZE Beaver Valley 21 FTE
NAT-SIZE Sidney Grain Handling Facility 21 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: 2020, 2019. 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.