Prestressed concrete products (except blocks, bricks, pipes) manufacturing · Ohio

Mack Industries of Michigan

Valley City, OH · ~49 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
12.4
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Mack Industries of Michigan runs at 376% of its industry's injury rate - far more dangerous than the typical Prestressed concrete products (except blocks, bricks, pipes) manufacturing workplace, earning a grade F.

Mack Industries of Michigan: 12.4 TCR = 376% of Prestressed concrete products (except blocks, bricks, pipes) manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Mack Industries of Michigan safety composite

Mack Industries of Michigan scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 9%), 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

22/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 12.4 per 100 workers

Safer than 9% of industry peers

DART rate
F 6.88 per 100 workers

Safer than 15% 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

Mack Industries of Michigan: 11.0 → 13.8 TCR

Peak year 2020 @ 13.8 TCR · DART/TCR 0.55× in 2020

Mack Industries of Michigan's TCR rose 2.7 from 11.0 in 2019 to 13.8 in 2020. In 2020, DART was 0.55× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 327390 · Valley City, OH ABOVE-IND · SMALL

Grade F · TCR 12.4 · 376% of ind

  • DART 6.9 DART
  • RANK #38/40
  • PHOTO Shafter Division
  • BOOK 2y book
  • INJ 14 inj
  • SIZE ~49 FTE

Nearest TCR peer: Shafter Division (0.0 TCR gap)

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Mack Industries of Michigan in the TCR neighbourhood

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

TCR

What this shows Mack Industries of Michigan averages 12.4 TCR (376% of the Prestressed concrete products (except blocks, bricks, pipes) manufacturing BLS benchmark).

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

Mack Industries of Michigan TCR series: 2019=11 · 2020=13.8 · BLS 3.3

Where Mack Industries of Michigan falls in its industry

790 Prestressed concrete products establishments

Safer than 9% of graded establishments in this industry, whose median TCR is 4.6.

More dangerous than peersSafer than peers

Narrower to Ohio alone (the establishments it most directly competes with for workers and contracts): ranked #38 safest of 40 Prestressed concrete products employers in Ohio.

Mack Industries of Michigan (49 employees, TCR 12.4) among 29 same-industry peers, split at the industry median of 52 employees and a TCR of 4.6 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 Mack Industries of Michigan
Mack Industries of Michigan (49 employees, TCR 12.4) among 29 same-industry peers, split at the industry median of 52 employees and a TCR of 4.6

Mack Industries of Michigan has fewer employees than the Prestressed concrete products (except bl median and a higher injury rate than the industry's median TCR of 4.6. 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
2020 13.8 6.9 8 0 0
2019 11.0 7.4 6 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

327390 · OH · Valley City

790 Prestressed concrete products (except blocks, bricks, pipes) manufacturing employers nationwide with a credible TCR · 22,650 rated employers in Ohio with headcount on file · 35 employers in Valley City, OH · 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 Shafter Division 12.4 TCR
NAICS-TCR Quality Concrete Products 12.3 TCR
NAICS-TCR Downingtown Plant 12.6 TCR
NAICS-TCR Wilbert Burial Vault of Ft. Branch 12.6 TCR
STATE-SIZE Layer Site 6 49 FTE
STATE-SIZE East Ohio Transmission SC 49 FTE
STATE-SIZE Standard Contracting & Engineering, Inc. 49 FTE
STATE-SIZE Stanley Miller Construction Co Main 49 FTE
CITY-NEAR MTD Products Inc. Valley City Site 824 FTE
CITY-NEAR Superior Roll Forming LLC 252 FTE
CITY-NEAR Mack Industries Inc 148 FTE
CITY-NEAR Mack Concrete Industries, Inc 146 FTE
NAT-TCR Clover Hill Senior Living 12.4 TCR
NAT-TCR Inglemoor Center 12.4 TCR
NAT-TCR Flagship Healthcare Center 12.4 TCR
NAT-TCR Inwesco Inc. 12.4 TCR
NAT-SIZE Homewood Suites & Hampton Inn Teaneck 49 FTE
NAT-SIZE The Vistas Fox Valley 49 FTE
NAT-SIZE Amber Glen Alzheimer's Special Care Center 49 FTE
NAT-SIZE Aloha Office 49 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.
Data sourced from official public datasets. See our methodology for details.