Mechanical contractors · North Dakota

Bismarck - H A Thompson & Sons, Inc.

Bismarck, ND · ~64 workers · 9 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
5.9
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Bismarck - H A Thompson & Sons, Inc. runs at 211% of its industry's injury rate - far more dangerous than the typical Mechanical contractors workplace, earning a grade F.

Bismarck - H A Thompson & Sons, Inc.: 5.9 TCR = 211% of Mechanical contractors BLS 2.8 · 9y Form 300A (see methodology below)

Bismarck - H A Thompson & Sons, Inc. safety composite

Bismarck - H A Thompson & Sons, Inc. scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 27%), 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 5.91 per 100 workers

Safer than 28% of industry peers

DART rate
F 3.27 per 100 workers

Safer than 27% 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

Bismarck - H A Thompson & Sons, Inc.: 7.1 → 8.2 TCR

Peak year 2023 @ 10.7 TCR · DART/TCR 0.55× in 2024

Bismarck - H A Thompson & Sons, Inc.'s TCR rose 1.0 from 7.1 in 2016 to 8.2 in 2024. Peak filing year was 2023 at 10.7 TCR. In 2024, DART was 0.55× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · Bismarck, ND ABOVE-IND · SMALL

Grade F · TCR 5.9 · 211% of ind

  • DART 3.3 DART
  • RANK #20/36
  • PHOTO B&I Contractors - Ta…
  • BOOK 9y book
  • INJ 29 inj
  • SIZE ~64 FTE

Nearest TCR peer: B&I Contractors - Tampa Office (0.0 TCR gap)

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

Bismarck - H A Thompson & Sons, Inc. in the TCR neighbourhood

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

TCR

What this shows Bismarck - H A Thompson & Sons, Inc. averages 5.9 TCR (211% of the Mechanical contractors BLS benchmark).

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

Bismarck - H A Thompson & Sons, Inc. TCR series: 2016=7.1 · 2017=5.3 · 2018=4.6 · 2019=1.5 · 2020=9.6 · 2021=0 · 2022=6.2 · 2023=10.7 · 2024=8.2 · BLS 2.8

Where Bismarck - H A Thompson & Sons, Inc. falls in its industry

5,793 Mechanical contractors establishments

Safer than 28% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to North Dakota alone (the establishments it most directly competes with for workers and contracts): ranked #20 safest of 36 Mechanical contractors employers in North Dakota.

Bismarck - H A Thompson & Sons, Inc. (64 employees, TCR 5.9) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3 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 050100150200250 05101520 Average employees Total Case Rate Bismarck - H A Thompson & Sons, Inc.
Bismarck - H A Thompson & Sons, Inc. (64 employees, TCR 5.9) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Bismarck - H A Thompson & Sons, Inc. has more employees than the Mechanical contractors median and a higher injury rate than the industry's median TCR of 3.3. 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 8.2 3.3 5 0 0
2023 10.7 3.0 6 1 0
2022 6.2 3.1 4 0 0
2021 0.0 0.0 0 0 0
2020 9.6 8.0 3 3 0
2019 1.5 0.0 1 0 0
2018 4.6 1.6 3 0 0
2017 5.3 1.8 3 0 0
2016 7.1 5.3 4 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · ND · Bismarck

5,793 Mechanical contractors employers nationwide with a credible TCR · 1,696 rated employers in North Dakota with headcount on file · 188 employers in Bismarck, ND · 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 B&I Contractors - Tampa Office 5.9 TCR
NAICS-TCR Air Control Home Services 5.9 TCR
NAICS-TCR Thorpe Design Inc 5.9 TCR
NAICS-TCR Climate Pros-Westland 5.9 TCR
STATE-SIZE John T. Jones Construction Co 64 FTE
STATE-SIZE Sun Electric Inc. 64 FTE
STATE-SIZE C.L. Linfoot Comapny 64 FTE
STATE-SIZE SUPERVALU DISTRIBUTION CENTER - BISMARCK 31211 64 FTE
CITY-NEAR ND,Bismarck-Medical Center-General Medical And Surgical Hospitals 2,764 FTE
CITY-NEAR ND,BISMARCK - Medical Center Campus - General Medical and Surgical Hospitals 1,715 FTE
CITY-NEAR 33180001-331801 ST ALEXIUS MEDICAL CENTER DBA CHI ST ALE 1,303 FTE
CITY-NEAR Bobcat Doosan Bismarck 1,206 FTE
NAT-TCR Pitt Ohio - Baltimore 5.9 TCR
NAT-TCR PSC Industries - Columbia 5.9 TCR
NAT-TCR DSP 5.9 TCR
NAT-TCR Shoprite of New Hyde Park 5.9 TCR
NAT-SIZE One Nineteen #727 64 FTE
NAT-SIZE New Berlin Grading, Inc. 64 FTE
NAT-SIZE General Shale Tri Cities Block 64 FTE
NAT-SIZE Avera Dells Area Hospital 64 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, 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.