Roofing contractors · North Dakota

Twin City Roofing LLC

Mandan, ND · ~28 workers · 5 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
8.9
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Twin City Roofing LLC runs at 319% of its industry's injury rate - far more dangerous than the typical Roofing contractors workplace, earning a grade F.

Twin City Roofing LLC: 8.9 TCR = 319% of Roofing contractors BLS 2.8 · 5y Form 300A (see methodology below)

Twin City Roofing LLC safety composite

Twin City Roofing LLC scores strongest on dart rate (safer than 79% of same-industry peers) and weakest on total case rate (tcr) (safer than 15%), 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

46/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 8.94 per 100 workers

Safer than 15% of industry peers

DART rate
B 0 per 100 workers

Safer than 79% 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%).

TCR Δ

−19.4

2016→2024

Twin City Roofing LLC injury rate improved

Twin City Roofing LLC's TCR fell 19.4 from 19.4 in 2016 to 0.0 in 2024. Peak filing year was 2016 at 19.4 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2016=19.4 · 2017=11.4 · 2019=4.5 · 2020=9.3 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 238160 · Mandan, ND ABOVE-IND · SMALL

Grade F · TCR 8.9 · 319% of ind

  • DART 0.0 DART
  • RANK #7/8
  • PHOTO Southwestern Roofing…
  • BOOK 5y book
  • INJ 12 inj
  • SIZE ~28 FTE

Nearest TCR peer: Southwestern Roofing & Metal, Inc. (0.0 TCR gap)

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

Twin City Roofing LLC in the TCR neighbourhood

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

TCR

What this shows Twin City Roofing LLC averages 8.9 TCR (319% of the Roofing contractors BLS benchmark).

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

Twin City Roofing LLC TCR series: 2016=19.4 · 2017=11.4 · 2019=4.5 · 2020=9.3 · 2024=0 · BLS 2.8

Where Twin City Roofing LLC falls in its industry

1,723 Roofing contractors establishments

Safer than 15% of graded establishments in this industry, whose median TCR is 3.7.

More dangerous than peersSafer than peers

Narrower to North Dakota alone (the establishments it most directly competes with for workers and contracts): ranked #7 safest of 8 Roofing contractors employers in North Dakota.

Twin City Roofing LLC (28 employees, TCR 8.9) 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 Twin City Roofing LLC
Twin City Roofing LLC (28 employees, TCR 8.9) among 29 same-industry peers, split at the industry median of 44 employees and a TCR of 3.7

Twin City Roofing LLC has fewer employees than the Roofing contractors 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 0.0 0.0 0 0 0
2020 9.3 9.3 2 0 0
2019 4.5 4.5 1 0 0
2017 11.4 7.6 3 0 0
2016 19.4 6.5 6 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238160 · ND · Mandan

1,723 Roofing contractors employers nationwide with a credible TCR · 1,696 rated employers in North Dakota with headcount on file · 34 employers in Mandan, 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 Southwestern Roofing & Metal, Inc. 8.9 TCR
NAICS-TCR Dalex Construction Inc 8.9 TCR
NAICS-TCR Lallier Construction, Inc. 8.9 TCR
NAICS-TCR Sherriff-Goslin Company 9.0 TCR
STATE-SIZE Capex Oilfield Services Inc. 28 FTE
STATE-SIZE DC POWER TONG LLC 28 FTE
STATE-SIZE Grand Forks Service Center-BB 28 FTE
STATE-SIZE Main 28 FTE
CITY-NEAR HIT Inc 575 FTE
CITY-NEAR Cloverdale Foods 400 FTE
CITY-NEAR Mandan Refinery 317 FTE
CITY-NEAR WM 2033 273 FTE
NAT-TCR Tex-Mix Hutto 8.9 TCR
NAT-TCR Valu Home Center #23 8.9 TCR
NAT-TCR Geminus Head Start 8.9 TCR
NAT-TCR USR 8.9 TCR
NAT-SIZE Denver 28 FTE
NAT-SIZE Scoular Waverly 28 FTE
NAT-SIZE Hudson Trenching Service, Inc. 28 FTE
NAT-SIZE Grbr 56ww 28 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, 2020, 2019, 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.