Sills, concrete, manufacturing · Michigan

Great Lakes Superior Walls

Hamilton, MI · ~98 workers · 4 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
4.3
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Great Lakes Superior Walls runs at 130% of its industry's injury rate - more dangerous than the typical Sills, concrete, manufacturing workplace, earning a grade D.

Great Lakes Superior Walls: 4.3 TCR = 130% of Sills, concrete, manufacturing BLS 3.3 · 4y Form 300A (see methodology below)

Great Lakes Superior Walls safety composite

Great Lakes Superior Walls scores strongest on total case rate (tcr) (safer than 52% of same-industry peers) and weakest on dart rate (safer than 35%), 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

46/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 4.3 per 100 workers

Safer than 52% of industry peers

DART rate
D 3.57 per 100 workers

Safer than 35% 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

−1.4

2016→2024

Great Lakes Superior Walls injury rate improved

Great Lakes Superior Walls's TCR fell 1.4 from 5.0 in 2016 to 3.6 in 2024. Peak filing year was 2016 at 5.0 TCR. In 2024, DART was 0.83× this establishment's average TCR (severity share of cases).

2016=5.0 · 2017=4.0 · 2018=4.7 · 2024=3.6

OSHA ITA Form 300A scorecard

Establishment book 327390 · Hamilton, MI ABOVE-IND · SMALL

Grade D · TCR 4.3 · 130% of ind

  • DART 3.6 DART
  • RANK #10/21
  • PHOTO Clark Pacific- Woodl…
  • BOOK 4y book
  • INJ 16 inj
  • SIZE ~98 FTE

Nearest TCR peer: Clark Pacific- Woodland Plant (0.0 TCR gap)

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

Great Lakes Superior Walls in the TCR neighbourhood

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

TCR

What this shows Great Lakes Superior Walls averages 4.3 TCR (130% of the Sills, concrete, manufacturing BLS benchmark).

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

Great Lakes Superior Walls TCR series: 2016=5 · 2017=4 · 2018=4.7 · 2024=3.6 · BLS 3.3

Where Great Lakes Superior Walls falls in its industry

790 Sills, concrete, manufacturing establishments

Safer than 52% of graded establishments in this industry, whose median TCR is 4.6.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #10 safest of 21 Sills, concrete, manufacturing employers in Michigan.

Great Lakes Superior Walls (98 employees, TCR 4.3) 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 Great Lakes Superior Walls
Great Lakes Superior Walls (98 employees, TCR 4.3) among 29 same-industry peers, split at the industry median of 52 employees and a TCR of 4.6

Great Lakes Superior Walls has more employees than the Sills, concrete, manufacturing median and a lower 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
2024 3.6 3.6 3 1 0
2018 4.7 2.8 5 0 0
2017 4.0 4.0 4 0 0
2016 5.0 3.8 4 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

327390 · MI · Hamilton

790 Sills, concrete, manufacturing employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 14 employers in Hamilton, 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 Clark Pacific- Woodland Plant 4.3 TCR
NAICS-TCR Prestressed Concrete Construction 4.3 TCR
NAICS-TCR Encore Precast, LLC 4.3 TCR
NAICS-TCR Baxter Burial Vault Service 4.3 TCR
STATE-SIZE Lansing Office 98 FTE
STATE-SIZE 4039-03822500-00W001 98 FTE
STATE-SIZE D&W MECHANICAL 98 FTE
STATE-SIZE Ann Arbor Ceiling & Partition, LLC 98 FTE
CITY-NEAR Dykhuis Farms 162 FTE
CITY-NEAR 2794_5337 115 FTE
CITY-NEAR Brink Farms Inc. 73 FTE
CITY-NEAR Hamilton Main 68 FTE
NAT-TCR Dorsey Excavating Inc 4.3 TCR
NAT-TCR Towson Mechanical, Inc. 4.3 TCR
NAT-TCR 20-Usf-Olf Clinton 4.3 TCR
NAT-TCR 25-Usf-Olf Crystal Park 4.3 TCR
NAT-SIZE Cal-Tex Electric, Inc. 98 FTE
NAT-SIZE Inventory Trading Company 98 FTE
NAT-SIZE Magnolia Electric Power 98 FTE
NAT-SIZE BBI Santa Fe Springs 98 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: 2024, 2018, 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.