Door frames and sash, wood and covered wood, manufacturing · Wisconsin

Semco Assembly Plant

Merrill, WI · ~146 workers · 3 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
11.8
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Semco Assembly Plant runs at 358% of its industry's injury rate - far more dangerous than the typical Door frames and sash, wood and covered wood, manufacturing workplace, earning a grade F.

Semco Assembly Plant: 11.8 TCR = 358% of Door frames and sash, wood and covered wood, manufacturing BLS 3.3 · 3y Form 300A (see methodology below)

Semco Assembly Plant safety composite

Semco Assembly Plant scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 4%), 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

17/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 11.83 per 100 workers

Safer than 8% of industry peers

DART rate
F 11.09 per 100 workers

Safer than 4% 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

Semco Assembly Plant: 6.7 → 12.6 TCR

Peak year 2017 @ 16.2 TCR · DART/TCR 0.94× in 2018

Semco Assembly Plant's TCR rose 5.9 from 6.7 in 2016 to 12.6 in 2018. Peak filing year was 2017 at 16.2 TCR. In 2018, DART was 0.94× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 321911 · Merrill, WI ABOVE-IND · MID

Grade F · TCR 11.8 · 358% of ind

  • DART 11.1 DART
  • RANK #31/33
  • PHOTO The Case Group, LLC
  • BOOK 3y book
  • INJ 40 inj
  • SIZE ~146 FTE

Nearest TCR peer: The Case Group, LLC (0.0 TCR gap)

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

Semco Assembly Plant in the TCR neighbourhood

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

TCR

What this shows Semco Assembly Plant averages 11.8 TCR (358% of the Door frames and sash, wood and covered wood, manufacturing BLS benchmark).

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

Semco Assembly Plant TCR series: 2016=6.7 · 2017=16.2 · 2018=12.6 · BLS 3.3

Where Semco Assembly Plant falls in its industry

452 Door frames and sash, wood and establishments

Safer than 8% of graded establishments in this industry, whose median TCR is 5.0.

More dangerous than peersSafer than peers

Narrower to Wisconsin alone (the establishments it most directly competes with for workers and contracts): ranked #31 safest of 33 Door frames and sash, wood and employers in Wisconsin.

Semco Assembly Plant (146 employees, TCR 11.8) among 29 same-industry peers, split at the industry median of 97 employees and a TCR of 5.0 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 01,0002,0003,000 05101520 Average employees Total Case Rate Semco Assembly Plant
Semco Assembly Plant (146 employees, TCR 11.8) among 29 same-industry peers, split at the industry median of 97 employees and a TCR of 5.0

Semco Assembly Plant has more employees than the Door frames and sash, wood and covered w median and a higher injury rate than the industry's median TCR of 5.0. 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
2018 12.6 11.1 16 1 0
2017 16.2 9.6 17 0 0
2016 6.7 0.0 7 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

321911 · WI · Merrill

452 Door frames and sash, wood and covered wood, manufacturing employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 49 employers in Merrill, 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 The Case Group, LLC 11.9 TCR
NAICS-TCR Nick's Doors 11.8 TCR
NAICS-TCR Northwest Door Puyallup 11.7 TCR
NAICS-TCR Main Door 11.6 TCR
STATE-SIZE Crush City Construction 146 FTE
STATE-SIZE Jacob Leinenkugel Brewing Company 146 FTE
STATE-SIZE Lakefront Brewery 146 FTE
STATE-SIZE Menominee Tribal Enterprise Sawmill 146 FTE
CITY-NEAR Merrill Area Public Schools 440 FTE
CITY-NEAR WM 1366 240 FTE
CITY-NEAR 1366 224 FTE
CITY-NEAR Weinbrenner Shoe Company, INC. - Merrill 200 FTE
NAT-TCR Big Lots Store #4588 Rohnert Park, C 11.8 TCR
NAT-TCR 7865 N 100 E 11.8 TCR
NAT-TCR Corning Pharmaceutical Glass, LLC 11.8 TCR
NAT-TCR Concepts 11.8 TCR
NAT-SIZE Douglas Country School District #4 District Office 146 FTE
NAT-SIZE Main Wk Sh 146 FTE
NAT-SIZE Central Office/Hog 146 FTE
NAT-SIZE Cordelia Center (Cacor) 146 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: 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.