Building materials supply dealers · Montana

Montana Rockworks Inc. Main Office

Kalispell, MT · ~26 workers · 6 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
8.5
Avg TCR
3.4
Industry avg
0
Fatalities
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The verdict

Montana Rockworks Inc. Main Office runs at 249% of its industry's injury rate - far more dangerous than the typical Building materials supply dealers workplace, earning a grade F.

Montana Rockworks Inc. Main Office: 8.5 TCR = 249% of Building materials supply dealers BLS 3.4 · 6y Form 300A (see methodology below)

Montana Rockworks Inc. Main Office safety composite

Montana Rockworks Inc. Main Office scores strongest on dart rate (safer than 82% of same-industry peers) and weakest on total case rate (tcr) (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).

D

51/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 8.46 per 100 workers

Safer than 25% of industry peers

DART rate
B 0 per 100 workers

Safer than 82% of industry peers

Fatalities
D 0

Safer than 50% 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

−11.0

2016→2021

Montana Rockworks Inc. Main Office injury rate improved

Montana Rockworks Inc. Main Office's TCR fell 11.0 from 11.0 in 2016 to 0.0 in 2021. Peak filing year was 2019 at 26.1 TCR. In 2021, DART was 0× this establishment's average TCR (severity share of cases).

2016=11.0 · 2017=4.2 · 2018=4.3 · 2019=26.1 · 2020=5.2 · 2021=0.0

OSHA ITA Form 300A scorecard

Establishment book 444190 · Kalispell, MT ABOVE-IND · SMALL

Grade F · TCR 8.5 · 249% of ind

  • DART 0.0 DART
  • RANK P25
  • PHOTO Washington
  • BOOK 6y book
  • INJ 11 inj
  • SIZE ~26 FTE

Nearest TCR peer: Washington (0.0 TCR gap)

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

Montana Rockworks Inc. Main Office in the TCR neighbourhood

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

TCR

What this shows Montana Rockworks Inc. Main Office averages 8.5 TCR (249% of the Building materials supply dealers BLS benchmark).

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

Montana Rockworks Inc. Main Office TCR series: 2016=11 · 2017=4.2 · 2018=4.3 · 2019=26.1 · 2020=5.2 · 2021=0 · BLS 3.4

Where Montana Rockworks Inc. Main Office falls in its industry

1,643 Building materials supply deal establishments

Safer than 25% of graded establishments in this industry, whose median TCR is 5.2.

More dangerous than peersSafer than peers
Montana Rockworks Inc. Main Office (26 employees, TCR 8.5) among 29 same-industry peers, split at the industry median of 35 employees and a TCR of 5.2 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 050100150200 0510152025 Average employees Total Case Rate Montana Rockworks Inc. Main Office
Montana Rockworks Inc. Main Office (26 employees, TCR 8.5) among 29 same-industry peers, split at the industry median of 35 employees and a TCR of 5.2

Montana Rockworks Inc. Main Office has fewer employees than the Building materials supply dealers median and a higher injury rate than the industry's median TCR of 5.2. 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
2021 0.0 0.0 0 0 0
2020 5.2 5.2 1 0 0
2019 26.1 26.1 6 0 0
2018 4.3 4.3 1 0 0
2017 4.2 4.2 1 0 0
2016 11.0 11.0 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

444190 · MT · Kalispell

1,643 Building materials supply dealers employers nationwide with a credible TCR · 1,536 rated employers in Montana with headcount on file · 117 employers in Kalispell, MT · 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 Washington 8.4 TCR
NAICS-TCR Lakewood Building Supply LLC 8.5 TCR
NAICS-TCR L&W Supply Co Inc, 7363 Frisco, TX 8.5 TCR
NAICS-TCR Spahn & Rose Lumber Company - Dubuque Store 8.4 TCR
STATE-SIZE Parke Logging Inc. 26 FTE
STATE-SIZE Rainbow Dam 26 FTE
STATE-SIZE Sheridan Electric Co-op, Inc. 26 FTE
STATE-SIZE Guy Tabacco Construction 26 FTE
CITY-NEAR Kalispell Regional Medical Center 2,715 FTE
CITY-NEAR Logan Health Medical Center (formerly Kalispell Regional Medical Center) 2,601 FTE
CITY-NEAR Logan Health (formerly Kalispell Regional Healthcare-System) 494 FTE
CITY-NEAR MTK01, Applied Materials, Semi Tool Main 406 FTE
NAT-TCR Eastland Healthcare and Rehabilitation Center 8.5 TCR
NAT-TCR St. Joseph Center for Outpatient Surgery 8.5 TCR
NAT-TCR 30 Hazelwood 8.5 TCR
NAT-TCR Techflex Packaging 8.5 TCR
NAT-SIZE Galax-Grayson EMS 26 FTE
NAT-SIZE PRR 26 FTE
NAT-SIZE Felton Machine Co. Inc. 26 FTE
NAT-SIZE Guaranteed Finishing 26 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: 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.