Water and Sewer Line and Related Structures Construction · Illinois

101013 - McCook Main Tunnel System

Summit, IL · ~47 workers · 2 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
4.0
Avg TCR
2.8
Industry avg
1
Fatality
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The verdict

101013 - McCook Main Tunnel System runs at 145% of its industry's injury rate - more dangerous than the typical Water and Sewer Line and Related Structures Construction workplace, earning a grade D.

101013 - McCook Main Tunnel System: 4.0 TCR = 145% of Water and Sewer Line and Related Structures Construction BLS 2.8 · 2y Form 300A (see methodology below)

101013 - McCook Main Tunnel System safety composite

101013 - McCook Main Tunnel System scores strongest on total case rate (tcr) (safer than 35% of same-industry peers) and weakest on fatalities (safer than 2%), 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

23/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 4.05 per 100 workers

Safer than 35% of industry peers

DART rate
F 3.43 per 100 workers

Safer than 23% of industry peers

Fatalities
F 1

Safer than 2% 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

−1.2

2016→2017

101013 - McCook Main Tunnel System injury rate improved

101013 - McCook Main Tunnel System's TCR fell 1.2 from 4.7 in 2016 to 3.4 in 2017. Peak filing year was 2016 at 4.7 TCR. In 2017, DART was 0.85× this establishment's average TCR (severity share of cases).

2016=4.7 · 2017=3.4

OSHA ITA Form 300A scorecard

Establishment book 237110 · Summit, IL ABOVE-IND · SMALL

Grade D · TCR 4.0 · 145% of ind

  • DART 3.4 DART
  • RANK #42/58
  • PHOTO Bowles Construction …
  • BOOK 2y book
  • INJ 4 inj
  • SIZE ~47 FTE

Nearest TCR peer: Bowles Construction Company (0.0 TCR gap)

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

101013 - McCook Main Tunnel System in the TCR neighbourhood

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

TCR

What this shows 101013 - McCook Main Tunnel System averages 4.0 TCR (145% of the Water and Sewer Line and Related Structures Construction BLS benchmark).

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

101013 - McCook Main Tunnel System TCR series: 2016=4.7 · 2017=3.4 · BLS 2.8

Where 101013 - McCook Main Tunnel System falls in its industry

1,614 Water and Sewer Line and Relat establishments

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

More dangerous than peersSafer than peers

Narrower to Illinois alone (the establishments it most directly competes with for workers and contracts): ranked #42 safest of 58 Water and Sewer Line and Relat employers in Illinois.

101013 - McCook Main Tunnel System (47 employees, TCR 4.0) among 29 same-industry peers, split at the industry median of 54 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 0100200300400500 051015 Average employees Total Case Rate 101013 - McCook Main Tunnel System
101013 - McCook Main Tunnel System (47 employees, TCR 4.0) among 29 same-industry peers, split at the industry median of 54 employees and a TCR of 3.0

101013 - McCook Main Tunnel System has fewer employees than the Water and Sewer Line and Related Structu 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
2017 3.4 3.4 1 0 0
2016 4.7 0.0 3 0 1

OSHA ITA peer cross-reference

Establishment peer ledger

237110 · IL · Summit

1,614 Water and Sewer Line and Related Structures Construction employers nationwide with a credible TCR · 22,804 rated employers in Illinois with headcount on file · 24 employers in Summit, 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 Bowles Construction Company 4.0 TCR
NAICS-TCR Insituform Technologies USA LLC - Howell 4.0 TCR
NAICS-TCR Hydro Resources, RKY Fort Lupton 4.0 TCR
NAICS-TCR Insituform Technologies USA LLC 4.0 TCR
STATE-SIZE 1987-Jerseyville, IL (Monsanto Co.) 47 FTE
STATE-SIZE Stonington, IL-Mfg 47 FTE
STATE-SIZE Prairie Power, Inc. 47 FTE
STATE-SIZE AMEREN ILLINOIS - Distribution Operating - Decatur 47 FTE
CITY-NEAR ARBOR - ARGO COMMUNITY SD 2017 409 FTE
CITY-NEAR SUMMIT CHICAGO METRO DC EmpWorkCtrCd 30000596 314 FTE
CITY-NEAR Talerico Martin 7224 300 FTE
CITY-NEAR 43131A - SUMMIT (CHICAGO METRO) DC 217 FTE
NAT-TCR US Tradeshows LLC 4.0 TCR
NAT-TCR Richland Center Shopping News 4.0 TCR
NAT-TCR Golf and Country Club 4.0 TCR
NAT-TCR Woburn 55 & 78 4.0 TCR
NAT-SIZE Davis Core & Pad INC. 47 FTE
NAT-SIZE N and R of Miner Inc 47 FTE
NAT-SIZE Manheim Keystone Pennsylvania 47 FTE
NAT-SIZE Regional Boat Maintenance Center-RBMC 47 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: 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.