Water tanks, heavy gauge metal, manufacturing · Tennessee

Zwirner Equipment Company

Hartsville, TN · ~25 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
17.5
Avg TCR
3.3
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

Zwirner Equipment Company runs at 532% of its industry's injury rate - far more dangerous than the typical Water tanks, heavy gauge metal, manufacturing workplace, earning a grade F.

Zwirner Equipment Company: 17.5 TCR = 532% of Water tanks, heavy gauge metal, manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Zwirner Equipment Company safety composite

Zwirner Equipment Company scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 2%), 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

20/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 17.54 per 100 workers

Safer than 2% of industry peers

DART rate
F 4.55 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

Zwirner Equipment Company: 7.8 → 27.3 TCR

Peak year 2023 @ 27.3 TCR · DART/TCR 0.26× in 2023

Zwirner Equipment Company's TCR rose 19.5 from 7.8 in 2022 to 27.3 in 2023. In 2023, DART was 0.26× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 332420 · Hartsville, TN ABOVE-IND · SMALL

Grade F · TCR 17.5 · 532% of ind

  • DART 4.5 DART
  • RANK #8/8
  • PHOTO Lely Tank & Waste So…
  • BOOK 2y book
  • INJ 8 inj
  • SIZE ~25 FTE

Nearest TCR peer: Lely Tank & Waste Solutions, LLC (0.4 TCR gap)

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

Zwirner Equipment Company in the TCR neighbourhood

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

TCR

What this shows Zwirner Equipment Company averages 17.5 TCR (532% of the Water tanks, heavy gauge metal, manufacturing BLS benchmark).

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

Zwirner Equipment Company TCR series: 2022=7.8 · 2023=27.3 · BLS 3.3

Where Zwirner Equipment Company falls in its industry

355 Water tanks, heavy gauge metal establishments

Safer than 2% of graded establishments in this industry, whose median TCR is 3.6.

More dangerous than peersSafer than peers

Narrower to Tennessee alone (the establishments it most directly competes with for workers and contracts): ranked #8 safest of 8 Water tanks, heavy gauge metal employers in Tennessee.

Zwirner Equipment Company (25 employees, TCR 17.5) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 3.6 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 0100200300400 05101520 Average employees Total Case Rate Zwirner Equipment Company
Zwirner Equipment Company (25 employees, TCR 17.5) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 3.6

Zwirner Equipment Company has fewer employees than the Water tanks, heavy gauge metal, manufact median and a higher injury rate than the industry's median TCR of 3.6. 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 27.3 4.5 6 0 0
2022 7.8 0.0 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

332420 · TN · Hartsville

355 Water tanks, heavy gauge metal, manufacturing employers nationwide with a credible TCR · 10,743 rated employers in Tennessee with headcount on file · 9 employers in Hartsville, 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 Lely Tank & Waste Solutions, LLC 17.9 TCR
NAICS-TCR Quality Steel Corporation of MS 17.0 TCR
NAICS-TCR The Belli Corporation dba Westec Tank & Equipment 18.5 TCR
NAICS-TCR Dragon Products San Angelo 16.5 TCR
STATE-SIZE B&B Sawmill, LLC 25 FTE
STATE-SIZE DuPont Pioneer Union City UCY1 25 FTE
STATE-SIZE UCEMC Corporate 25 FTE
STATE-SIZE 8018168 - Nashville Federal Courthouse 25 FTE
CITY-NEAR TROUSDALE TURNER CORRECTIONAL 318 FTE
CITY-NEAR Mueller Refrigeration 188 FTE
CITY-NEAR Mayors Office 125 FTE
CITY-NEAR Trousdale Medical Center 70 FTE
NAT-TCR D5 Champaign Yard 17.5 TCR
NAT-TCR W Dallas-Victory 17.5 TCR
NAT-TCR Shire Senior Living 17.5 TCR
NAT-TCR BG's Value Market 17.5 TCR
NAT-SIZE Shenandoah Senior Living 25 FTE
NAT-SIZE Courtyard El Paso, TX 25 FTE
NAT-SIZE Big Lots Store #4283 MERCED, CA 25 FTE
NAT-SIZE feed milling and grain handling 25 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, 2022. 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.