Bolts, metal, manufacturing · Illinois

Big Bolt, LLC

Bloomingdale, IL · ~119 workers · 4 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
4.7
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Big Bolt, LLC runs at 142% of its industry's injury rate - more dangerous than the typical Bolts, metal, manufacturing workplace, earning a grade D.

Big Bolt, LLC: 4.7 TCR = 142% of Bolts, metal, manufacturing BLS 3.3 · 4y Form 300A (see methodology below)

Big Bolt, LLC safety composite

Big Bolt, LLC scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 19%), 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

32/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 4.68 per 100 workers

Safer than 33% of industry peers

DART rate
F 3.76 per 100 workers

Safer than 19% 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%).

Rising injury rate

Big Bolt, LLC: 2.6 → 3.8 TCR

Peak year 2023 @ 6.8 TCR · DART/TCR 0.8× in 2024

Big Bolt, LLC's TCR rose 1.1 from 2.6 in 2018 to 3.8 in 2024. Peak filing year was 2023 at 6.8 TCR. In 2024, DART was 0.8× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 332722 · Bloomingdale, IL ABOVE-IND · MID

Grade D · TCR 4.7 · 142% of ind

  • DART 3.8 DART
  • RANK #40/53
  • PHOTO Montpelier MFG (EF, …
  • BOOK 4y book
  • INJ 23 inj
  • SIZE ~119 FTE

Nearest TCR peer: Montpelier MFG (EF, AUTO) (0.0 TCR gap)

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

Big Bolt, LLC in the TCR neighbourhood

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

TCR

What this shows Big Bolt, LLC averages 4.7 TCR (142% of the Bolts, metal, manufacturing BLS benchmark).

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

Big Bolt, LLC TCR series: 2018=2.6 · 2021=5.6 · 2023=6.8 · 2024=3.8 · BLS 3.3

Where Big Bolt, LLC falls in its industry

335 Bolts, metal, manufacturing establishments

Safer than 33% of graded establishments in this industry, whose median TCR is 3.5.

More dangerous than peersSafer than peers

Narrower to Illinois alone (the establishments it most directly competes with for workers and contracts): ranked #40 safest of 53 Bolts, metal, manufacturing employers in Illinois.

Big Bolt, LLC (119 employees, TCR 4.7) among 29 same-industry peers, split at the industry median of 80 employees and a TCR of 3.5 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 0100200300400500 05101520 Average employees Total Case Rate Big Bolt, LLC
Big Bolt, LLC (119 employees, TCR 4.7) among 29 same-industry peers, split at the industry median of 80 employees and a TCR of 3.5

Big Bolt, LLC has more employees than the Bolts, metal, manufacturing median and a higher injury rate than the industry's median TCR of 3.5. 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 3.8 3.8 5 0 0
2023 6.8 2.5 8 0 0
2021 5.6 2.4 7 0 0
2018 2.6 2.6 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

332722 · IL · Bloomingdale

335 Bolts, metal, manufacturing employers nationwide with a credible TCR · 22,804 rated employers in Illinois with headcount on file · 79 employers in Bloomingdale, IL · 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 Montpelier MFG (EF, AUTO) 4.7 TCR
NAICS-TCR Maclean-Fogg Royal Oak 4.7 TCR
NAICS-TCR Hi-Performance Fastening Systems 4.7 TCR
NAICS-TCR Brunner Manufacturing Co Inc 4.7 TCR
STATE-SIZE 119 - Archer Western de Moya JV III 119 FTE
STATE-SIZE 1001 - Romeoville, IL 119 FTE
STATE-SIZE City of Sycamore 119 FTE
STATE-SIZE Upland Concrete 119 FTE
CITY-NEAR NOW Foods - Bloomingdale 661 FTE
CITY-NEAR WM 1553 350 FTE
CITY-NEAR 1553 338 FTE
CITY-NEAR Bloomingdale 260 FTE
NAT-TCR Westin Houston Memorial City 4.7 TCR
NAT-TCR Lehigh Valley 4.7 TCR
NAT-TCR AAA Laundry & Linen Supply Co Inc DBA Ace ImageWear 4.7 TCR
NAT-TCR Mt. Juliet 4.7 TCR
NAT-SIZE Northwest Hills Surgical Hospital 119 FTE
NAT-SIZE Modern Industries, Inc. 119 FTE
NAT-SIZE Sherman+Reilly 119 FTE
NAT-SIZE Union Power Cooperative - Monroe 119 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, 2021, 2018. 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.