Aluminum castings (except die-castings), unfinished, manufacturing · Minnesota

Dee Mfg.

Crookston, MN · ~72 workers · 3 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
9.7
Avg TCR
3.3
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

Dee Mfg. runs at 294% of its industry's injury rate - far more dangerous than the typical Aluminum castings (except die-castings), unfinished, manufacturing workplace, earning a grade F.

Dee Mfg.: 9.7 TCR = 294% of Aluminum castings (except die-castings), unfinished, manufacturing BLS 3.3 · 3y Form 300A (see methodology below)

Dee Mfg. safety composite

Dee Mfg. scores strongest on fatalities (safer than 52% of same-industry peers) and weakest on dart rate (safer than 25%), 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

33/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 9.69 per 100 workers

Safer than 27% of industry peers

DART rate
F 6.8 per 100 workers

Safer than 25% of industry peers

Fatalities
D 0

Safer than 52% 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

Dee Mfg.: 0.2 → 12.2 TCR

Peak year 2023 @ 16.6 TCR · DART/TCR 0.7× in 2024

Dee Mfg.'s TCR rose 12.0 from 0.2 in 2022 to 12.2 in 2024. Peak filing year was 2023 at 16.6 TCR. In 2024, DART was 0.7× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 331524 · Crookston, MN ABOVE-IND · SMALL

Grade F · TCR 9.7 · 294% of ind

  • DART 6.8 DART
  • RANK #6/7
  • PHOTO Cast Technologies
  • BOOK 3y book
  • INJ 26 inj
  • SIZE ~72 FTE

Nearest TCR peer: Cast Technologies (0.2 TCR gap)

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

Dee Mfg. in the TCR neighbourhood

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

TCR

What this shows Dee Mfg. averages 9.7 TCR (294% of the Aluminum castings (except die-castings), unfinished, manufacturing BLS benchmark).

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

Dee Mfg. TCR series: 2022=0.2 · 2023=16.6 · 2024=12.2 · BLS 3.3

Where Dee Mfg. falls in its industry

156 Aluminum castings (except die- establishments

Safer than 27% of graded establishments in this industry, whose median TCR is 7.0.

More dangerous than peersSafer than peers

Narrower to Minnesota alone (the establishments it most directly competes with for workers and contracts): ranked #6 safest of 7 Aluminum castings (except die- employers in Minnesota.

Dee Mfg. (72 employees, TCR 9.7) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 7.0 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 02004006008001,000 0510152025 Average employees Total Case Rate Dee Mfg.
Dee Mfg. (72 employees, TCR 9.7) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 7.0

Dee Mfg. has fewer employees than the Aluminum castings (except die-castings), median and a higher injury rate than the industry's median TCR of 7.0. 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
2024 12.2 6.8 8 1 0
2023 16.6 11.1 10 2 0
2022 0.2 0.1 8 2 0

OSHA ITA peer cross-reference

Establishment peer ledger

331524 · MN · Crookston

156 Aluminum castings (except die-castings), unfinished, manufacturing employers nationwide with a credible TCR · 15,828 rated employers in Minnesota with headcount on file · 29 employers in Crookston, MN · 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 Cast Technologies 9.8 TCR
NAICS-TCR 8301 Carley 9.5 TCR
NAICS-TCR Armstrong Mold Corporation 9.5 TCR
NAICS-TCR 45 NORTON ST 9.4 TCR
STATE-SIZE Corteva Jackson JAC1 72 FTE
STATE-SIZE ACI Asphalt and Concrete, Inc. 72 FTE
STATE-SIZE Electrical Production Services Inc 72 FTE
STATE-SIZE Minnesota Soybean Processors 72 FTE
CITY-NEAR Diocese of Crookston 561 FTE
CITY-NEAR Diocese Crookston 500 FTE
CITY-NEAR Polk County-All Locations 351 FTE
CITY-NEAR AMERICAN CRYSTAL SUGAR COMPANY CROOKSTON 318 FTE
NAT-TCR Surbo Tubular Services, Inc 9.7 TCR
NAT-TCR Richardton Health Center 9.7 TCR
NAT-TCR Peoria Service Center 9.7 TCR
NAT-TCR PK Contracting, LLC. Kalamazoo 9.7 TCR
NAT-SIZE Impala Terminals Burnside 72 FTE
NAT-SIZE Service 72 FTE
NAT-SIZE WeldFab Manufacturing 72 FTE
NAT-SIZE Simonson Construction Services, Inc. 72 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, 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.