Mixed Mode Transit Systems · Illinois

1343 Mechanical a

Chicago, IL · ~24 workers · 2 years of OSHA Injury Tracking Application data.

C
Average Safety Record
4.4
Avg TCR
4.5
Industry avg
0
Fatalities
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The verdict

1343 Mechanical a runs at 98% of its industry's injury rate - about level with the typical Mixed Mode Transit Systems workplace, earning a grade C.

1343 Mechanical a: 4.4 TCR = 98% of Mixed Mode Transit Systems BLS 4.5 · 2y Form 300A (see methodology below)

1343 Mechanical a safety composite

1343 Mechanical a scores strongest on total case rate (tcr) (safer than 64% of same-industry peers) and weakest on dart rate (safer than 48%), 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).

C

55/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 4.41 per 100 workers

Safer than 64% of industry peers

DART rate
D 4.33 per 100 workers

Safer than 48% 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%).

1343 Mechanical a held a steady TCR band

1343 Mechanical a's TCR held near 0.2 from 4.5 in 2023 to 4.3 in 2024. Peak filing year was 2023 at 4.5 TCR. In 2024, DART was 0.98× this establishment's average TCR (severity share of cases).

2023=4.5 · 2024=4.3

OSHA ITA Form 300A scorecard

Establishment book 485111 · Chicago, IL AT/BELOW-IND · SMALL

Grade C · TCR 4.4 · 98% of ind

  • DART 4.3 DART
  • RANK #30/137
  • PHOTO 7901 BUS BTRA CINDER…
  • BOOK 2y book
  • INJ 2 inj
  • SIZE ~24 FTE

Nearest TCR peer: 7901 BUS BTRA CINDERBED TRANS (0.0 TCR gap)

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

1343 Mechanical a in the TCR neighbourhood

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

TCR

What this shows 1343 Mechanical a averages 4.4 TCR (98% of the Mixed Mode Transit Systems BLS benchmark).

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

1343 Mechanical a TCR series: 2023=4.5 · 2024=4.3 · BLS 4.5

Where 1343 Mechanical a falls in its industry

421 Mixed Mode Transit Systems establishments

Safer than 64% of graded establishments in this industry, whose median TCR is 5.8.

More dangerous than peersSafer than peers

Narrower to Illinois alone (the establishments it most directly competes with for workers and contracts): ranked #30 safest of 137 Mixed Mode Transit Systems employers in Illinois.

1343 Mechanical a (24 employees, TCR 4.4) among 29 same-industry peers, split at the industry median of 217 employees and a TCR of 5.8 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 05001,0001,500 05101520 Average employees Total Case Rate 1343 Mechanical a
1343 Mechanical a (24 employees, TCR 4.4) among 29 same-industry peers, split at the industry median of 217 employees and a TCR of 5.8

1343 Mechanical a has fewer employees than the Mixed Mode Transit Systems median and a lower injury rate than the industry's median TCR of 5.8. 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 4.3 4.3 1 0 0
2023 4.5 4.5 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

485111 · IL · Chicago

421 Mixed Mode Transit Systems employers nationwide with a credible TCR · 22,804 rated employers in Illinois with headcount on file · 2,934 employers in Chicago, 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 7901 BUS BTRA CINDERBED TRANS 4.4 TCR
NAICS-TCR Tracy, CA - N McCarthur Dr 4.4 TCR
NAICS-TCR Bethlehem, PA-Hanoverville Rd 4.4 TCR
NAICS-TCR 55625 Rutgers 4.3 TCR
STATE-SIZE C70 24 FTE
STATE-SIZE Nelson Energy Center 24 FTE
STATE-SIZE Hecate Grid LLC 24 FTE
STATE-SIZE NG DeKalb Reporting Center 24 FTE
CITY-NEAR Chicago Public Schools 49,500 FTE
CITY-NEAR Chicago/Corporate 18,831 FTE
CITY-NEAR University of Illinois at Chicago 13,092 FTE
CITY-NEAR University Health Service UIC UIC Campus 12,732 FTE
NAT-TCR General Underground Fire Protection, Inc 4.4 TCR
NAT-TCR Del Monte Foods Plover 4.4 TCR
NAT-TCR GTS Kent 4.4 TCR
NAT-TCR Cowtown Garden Acres Drive 4.4 TCR
NAT-SIZE Group M 24 FTE
NAT-SIZE JNB industries, INC 24 FTE
NAT-SIZE Alliance Innovations LLC 24 FTE
NAT-SIZE Home Sweet Home Operations LLC 24 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. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.