Sand and gravel quarrying (i.e., construction grade) and/or beneficiating · Wisconsin

Wingra Stone Company

Madison, WI · ~45 workers · 4 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
9.4
Avg TCR
1.9
Industry avg
0
Fatalities
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The verdict

Wingra Stone Company runs at 495% of its industry's injury rate - far more dangerous than the typical Sand and gravel quarrying (i.e., construction grade) and/or beneficiating workplace, earning a grade F.

Wingra Stone Company: 9.4 TCR = 495% of Sand and gravel quarrying (i.e., construction grade) and/or beneficiating BLS 1.9 · 4y Form 300A (see methodology below)

Wingra Stone Company safety composite

Wingra Stone Company scores strongest on fatalities (safer than 53% of same-industry peers) and weakest on total case rate (tcr) (safer than 10%), 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 9.4 per 100 workers

Safer than 10% of industry peers

DART rate
F 5.97 per 100 workers

Safer than 13% of industry peers

Fatalities
D 0

Safer than 53% 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

−4.7

2016→2020

Wingra Stone Company injury rate improved

Wingra Stone Company's TCR fell 4.7 from 10.7 in 2016 to 6.0 in 2020. Peak filing year was 2019 at 12.5 TCR. In 2020, DART was 0.64× this establishment's average TCR (severity share of cases).

2016=10.7 · 2018=8.4 · 2019=12.5 · 2020=6.0

OSHA ITA Form 300A scorecard

Establishment book 212321 · Madison, WI ABOVE-IND · SMALL

Grade F · TCR 9.4 · 495% of ind

  • DART 6.0 DART
  • RANK #5/5
  • PHOTO Turner Roofing Company
  • BOOK 4y book
  • INJ 14 inj
  • SIZE ~45 FTE

Nearest TCR peer: Turner Roofing Company (0.6 TCR gap)

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

Wingra Stone Company in the TCR neighbourhood

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

TCR

What this shows Wingra Stone Company averages 9.4 TCR (495% of the Sand and gravel quarrying (i.e., construction grade) and/or beneficiating BLS benchmark).

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

Wingra Stone Company TCR series: 2016=10.7 · 2018=8.4 · 2019=12.5 · 2020=6 · BLS 1.9

Where Wingra Stone Company falls in its industry

81 Sand and gravel quarrying (i.e establishments

Safer than 10% of graded establishments in this industry, whose median TCR is 3.4.

More dangerous than peersSafer than peers

Narrower to Wisconsin alone (the establishments it most directly competes with for workers and contracts): ranked #5 safest of 5 Sand and gravel quarrying (i.e employers in Wisconsin.

Wingra Stone Company (45 employees, TCR 9.4) among 29 same-industry peers, split at the industry median of 43 employees and a TCR of 3.4 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 0200400600 051015 Average employees Total Case Rate Wingra Stone Company
Wingra Stone Company (45 employees, TCR 9.4) among 29 same-industry peers, split at the industry median of 43 employees and a TCR of 3.4

Wingra Stone Company has more employees than the Sand and gravel quarrying (i.e., constru median and a higher injury rate than the industry's median TCR of 3.4. 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 6.0 6.0 1 1 0
2019 12.5 6.3 4 0 0
2018 8.4 6.3 4 0 0
2016 10.7 0.0 5 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

212321 · WI · Madison

81 Sand and gravel quarrying (i.e., construction grade) and/or beneficiating employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 577 employers in Madison, WI · 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 Turner Roofing Company 10.0 TCR
NAICS-TCR EHC, Inc 10.0 TCR
NAICS-TCR Walsh Contracting Corp 8.5 TCR
NAICS-TCR Herb Holden Trucking, Inc. 10.4 TCR
STATE-SIZE Denmark Dairy LLC 45 FTE
STATE-SIZE Plover #205 Farms 45 FTE
STATE-SIZE Ocean Spray Cranberries, Inc 45 FTE
STATE-SIZE Babcock, WI Receiving Station 45 FTE
CITY-NEAR St. Mary's Hospital - Madison 2,401 FTE
CITY-NEAR Meriter Hospital 2,249 FTE
CITY-NEAR EatStreet 1,659 FTE
CITY-NEAR TDS - Junction Road (All Employees) 1,302 FTE
NAT-TCR Soper-Wheeler Company LLC 9.4 TCR
NAT-TCR Hershey Laundry & Dry Cleaning 9.4 TCR
NAT-TCR Brooklyn Administrative Office & LBG 9.4 TCR
NAT-TCR The Laurels of Mt Pleasant 9.4 TCR
NAT-SIZE IEF- Westborough 45 FTE
NAT-SIZE Rea Magnet Wire Hanover Manufacturing 45 FTE
NAT-SIZE Walnut Creek Alzheimer's Special Care Center 45 FTE
NAT-SIZE Western Roofing, INC 45 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, 2018, 2016. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.