Low slope roofing installation · Minnesota

John A. Dalsin & Son, Inc.

Minneapolis, MN · ~77 workers · 8 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
8.5
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

John A. Dalsin & Son, Inc. runs at 302% of its industry's injury rate - far more dangerous than the typical Low slope roofing installation workplace, earning a grade F.

John A. Dalsin & Son, Inc.: 8.5 TCR = 302% of Low slope roofing installation BLS 2.8 · 8y Form 300A (see methodology below)

John A. Dalsin & Son, Inc. safety composite

John A. Dalsin & Son, Inc. scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 8%), 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 8.46 per 100 workers

Safer than 17% of industry peers

DART rate
F 9.85 per 100 workers

Safer than 8% 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

John A. Dalsin & Son, Inc.: 5.6 → 9.8 TCR

Peak year 2022 @ 14.1 TCR · DART/TCR 1.16× in 2024

John A. Dalsin & Son, Inc.'s TCR rose 4.3 from 5.6 in 2017 to 9.8 in 2024. Peak filing year was 2022 at 14.1 TCR. In 2024, DART was 1.16× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238160 · Minneapolis, MN ABOVE-IND · SMALL

Grade F · TCR 8.5 · 302% of ind

  • DART 9.8 DART
  • RANK #21/27
  • PHOTO Pro-Prept. Inc.
  • BOOK 8y book
  • INJ 46 inj
  • SIZE ~77 FTE

Nearest TCR peer: Pro-Prept. Inc. (0.0 TCR gap)

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

John A. Dalsin & Son, Inc. in the TCR neighbourhood

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

TCR

What this shows John A. Dalsin & Son, Inc. averages 8.5 TCR (302% of the Low slope roofing installation BLS benchmark).

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

John A. Dalsin & Son, Inc. TCR series: 2017=5.6 · 2018=12 · 2019=9 · 2020=5 · 2021=4.2 · 2022=14.1 · 2023=7.9 · 2024=9.8 · BLS 2.8

Where John A. Dalsin & Son, Inc. falls in its industry

1,723 Low slope roofing installation establishments

Safer than 17% of graded establishments in this industry, whose median TCR is 3.7.

More dangerous than peersSafer than peers

Narrower to Minnesota alone (the establishments it most directly competes with for workers and contracts): ranked #21 safest of 27 Low slope roofing installation employers in Minnesota.

John A. Dalsin & Son, Inc. (77 employees, TCR 8.5) among 29 same-industry peers, split at the industry median of 44 employees and a TCR of 3.7 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 050100150 0102030 Average employees Total Case Rate John A. Dalsin & Son, Inc.
John A. Dalsin & Son, Inc. (77 employees, TCR 8.5) among 29 same-industry peers, split at the industry median of 44 employees and a TCR of 3.7

John A. Dalsin & Son, Inc. has more employees than the Low slope roofing installation median and a higher injury rate than the industry's median TCR of 3.7. 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 9.8 9.8 7 0 0
2023 7.9 7.9 6 0 0
2022 14.1 11.0 9 0 0
2021 4.2 2.1 2 0 0
2020 5.0 1.7 3 0 0
2019 9.0 6.4 7 0 0
2018 12.0 10.5 8 0 0
2017 5.6 5.6 4 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238160 · MN · Minneapolis

1,723 Low slope roofing installation employers nationwide with a credible TCR · 15,828 rated employers in Minnesota with headcount on file · 1,321 employers in Minneapolis, 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 Pro-Prept. Inc. 8.5 TCR
NAICS-TCR Superior Roofing, Inc. 8.5 TCR
NAICS-TCR Hampton Office 8.4 TCR
NAICS-TCR Progressive Roofing Inc. 8.4 TCR
STATE-SIZE St Cloud Service Center-LB 77 FTE
STATE-SIZE Regional Maintenance Facility- Interceptor Services 77 FTE
STATE-SIZE Shaw-Lundquist Associates, Inc. Eagan office 77 FTE
STATE-SIZE Linco Fab, Inc 77 FTE
CITY-NEAR University of Minnesota Twin Cities 22,522 FTE
CITY-NEAR MN950 MN TELECOMMUTER 12,021 FTE
CITY-NEAR 0501 - City Center 8,459 FTE
CITY-NEAR Hennepin County Medical Center 7,030 FTE
NAT-TCR Moonshine Dairy 8.5 TCR
NAT-TCR ShopRite of Parsippany 8.5 TCR
NAT-TCR Alameda County Industries 8.5 TCR
NAT-TCR PROVIDENCE 8.5 TCR
NAT-SIZE Atlanta Branch 77 FTE
NAT-SIZE Bokisch Vineyard Management 77 FTE
NAT-SIZE NOVA Fire Protection, Inc. 77 FTE
NAT-SIZE S08486 - NW Regional MRF 77 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, 2021, 2020, 2019, 2018, 2017. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.