Bridge construction · Iowa

Minturn, Inc

Brooklyn, IA · ~23 workers · 6 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
4.3
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Minturn, Inc runs at 152% of its industry's injury rate - more dangerous than the typical Bridge construction workplace, earning a grade D.

Minturn, Inc: 4.3 TCR = 152% of Bridge construction BLS 2.8 · 6y Form 300A (see methodology below)

Minturn, Inc safety composite

Minturn, Inc scores strongest on fatalities (safer than 53% of same-industry peers) and weakest on dart rate (safer than 4%), 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

29/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 4.25 per 100 workers

Safer than 35% of industry peers

DART rate
F 11.2 per 100 workers

Safer than 4% of industry peers

Fatalities
D 0

Safer than 53% 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

Minturn, Inc: 0.0 → 11.2 TCR

Peak year 2023 @ 11.2 TCR · DART/TCR 2.64× in 2023

Minturn, Inc's TCR rose 11.2 from 0.0 in 2018 to 11.2 in 2023. In 2023, DART was 2.64× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 237310 · Brooklyn, IA ABOVE-IND · SMALL

Grade D · TCR 4.3 · 152% of ind

  • DART 11.2 DART
  • RANK #47/111
  • PHOTO Knife River Construc…
  • BOOK 6y book
  • INJ 6 inj
  • SIZE ~23 FTE

Nearest TCR peer: Knife River Construction - Stockton (0.0 TCR gap)

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

Minturn, Inc in the TCR neighbourhood

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

TCR

What this shows Minturn, Inc averages 4.3 TCR (152% of the Bridge construction BLS benchmark).

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

Minturn, Inc TCR series: 2018=0 · 2019=4.8 · 2020=0 · 2021=5.2 · 2022=4.3 · 2023=11.2 · BLS 2.8

Where Minturn, Inc falls in its industry

4,078 Bridge construction establishments

Safer than 35% of graded establishments in this industry, whose median TCR is 3.0.

More dangerous than peersSafer than peers

Narrower to Iowa alone (the establishments it most directly competes with for workers and contracts): ranked #47 safest of 111 Bridge construction employers in Iowa.

Minturn, Inc (23 employees, TCR 4.3) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 3.0 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 01,0002,0003,000 0102030 Average employees Total Case Rate Minturn, Inc
Minturn, Inc (23 employees, TCR 4.3) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 3.0

Minturn, Inc has fewer employees than the Bridge construction median and a higher injury rate than the industry's median TCR of 3.0. 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
2023 11.2 11.2 3 0 0
2022 4.3 4.3 1 0 0
2021 5.2 5.2 1 0 0
2020 0.0 0.0 0 0 0
2019 4.8 4.8 1 0 0
2018 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

237310 · IA · Brooklyn

4,078 Bridge construction employers nationwide with a credible TCR · 7,192 rated employers in Iowa with headcount on file · 6 employers in Brooklyn, IA · 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 Knife River Construction - Stockton 4.3 TCR
NAICS-TCR Central Services - Hawthorne 4.3 TCR
NAICS-TCR Lebanon AHQ 4.3 TCR
NAICS-TCR Sterling 4.3 TCR
STATE-SIZE Remsen Farmers Coop 23 FTE
STATE-SIZE M L Kapp Power Station 2 23 FTE
STATE-SIZE Marshalltown Gen Station 23 FTE
STATE-SIZE City of Ames - Electric Distribution 23 FTE
CITY-NEAR Brooklyn Area 231 FTE
CITY-NEAR MAS 63 FTE
CITY-NEAR Thombert Inc. 56 FTE
CITY-NEAR Products Area 41 FTE
NAT-TCR MMA Manufacturing, Inc. dba Minute Man Anchors 4.3 TCR
NAT-TCR Oilmen's Truck Tanks 4.3 TCR
NAT-TCR Burris Equipment - Lakemoor 4.3 TCR
NAT-TCR Manor Court of Peoria 4.3 TCR
NAT-SIZE Pugh Smyrna 23 FTE
NAT-SIZE USMe 23 FTE
NAT-SIZE Kirby Risk Electrical Supply Terre Haute 23 FTE
NAT-SIZE Comfort Control Corporation 23 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: 2023, 2022, 2021, 2020, 2019, 2018. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.