Pipe fitting contractors · Illinois

AMS Mechanical Systems, Inc

Woodridge, IL · ~542 workers · 7 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.3
Avg TCR
2.8
Industry avg
1
Fatality
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The verdict

AMS Mechanical Systems, Inc runs at 45% of its industry's injury rate - far safer than the typical Pipe fitting contractors workplace, earning a grade A.

AMS Mechanical Systems, Inc: 1.3 TCR = 45% of Pipe fitting contractors BLS 2.8 · 7y Form 300A (see methodology below)

AMS Mechanical Systems, Inc safety composite

AMS Mechanical Systems, Inc scores strongest on total case rate (tcr) (safer than 82% of same-industry peers) and weakest on fatalities (safer than 1%), 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

52/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 1.26 per 100 workers

Safer than 82% of industry peers

DART rate
C 0.83 per 100 workers

Safer than 55% of industry peers

Fatalities
F 1

Safer than 1% 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%).

AMS Mechanical Systems, Inc held a steady TCR band

AMS Mechanical Systems, Inc's TCR held near 0.0 from 1.2 in 2016 to 1.2 in 2022. Peak filing year was 2019 at 1.7 TCR. In 2022, DART was 0.66× this establishment's average TCR (severity share of cases).

2016=1.2 · 2017=1.4 · 2018=1.0 · 2019=1.7 · 2020=1.4 · 2021=0.9 · 2022=1.2

OSHA ITA Form 300A scorecard

Establishment book 238220 · Woodridge, IL AT/BELOW-IND · MID

Grade A · TCR 1.3 · 45% of ind

  • DART 0.8 DART
  • RANK #69/230
  • PHOTO DynaTen
  • BOOK 7y book
  • INJ 60 inj
  • SIZE ~542 FTE

Nearest TCR peer: DynaTen (0.0 TCR gap)

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

AMS Mechanical Systems, Inc in the TCR neighbourhood

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

TCR

What this shows AMS Mechanical Systems, Inc averages 1.3 TCR (45% of the Pipe fitting contractors BLS benchmark).

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

AMS Mechanical Systems, Inc TCR series: 2016=1.2 · 2017=1.4 · 2018=1 · 2019=1.7 · 2020=1.4 · 2021=0.9 · 2022=1.2 · BLS 2.8

Where AMS Mechanical Systems, Inc falls in its industry

5,793 Pipe fitting contractors establishments

Safer than 82% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Illinois alone (the establishments it most directly competes with for workers and contracts): ranked #69 safest of 230 Pipe fitting contractors employers in Illinois.

AMS Mechanical Systems, Inc (542 employees, TCR 1.3) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3 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 0200400600 05101520 Average employees Total Case Rate AMS Mechanical Systems, Inc
AMS Mechanical Systems, Inc (542 employees, TCR 1.3) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

AMS Mechanical Systems, Inc has more employees than the Pipe fitting contractors median and a lower injury rate than the industry's median TCR of 3.3. 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
2022 1.2 0.8 7 0 0
2021 0.9 0.5 5 0 0
2020 1.4 0.9 8 0 1
2019 1.7 1.4 12 0 0
2018 1.0 0.7 7 0 0
2017 1.4 1.0 11 0 0
2016 1.2 0.8 10 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · IL · Woodridge

5,793 Pipe fitting contractors employers nationwide with a credible TCR · 22,804 rated employers in Illinois with headcount on file · 111 employers in Woodridge, 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 DynaTen 1.3 TCR
NAICS-TCR Kauai Office 1.3 TCR
NAICS-TCR Heat Transfer Solution Texas 1.3 TCR
NAICS-TCR Quackenbush Co. Inc. 1.3 TCR
STATE-SIZE City of Chicago - CDOT, In-House Construction 542 FTE
STATE-SIZE Velocitel, Inc. 542 FTE
STATE-SIZE Polk 542 FTE
STATE-SIZE Global Specialty Fulfillment : STL6 542 FTE
CITY-NEAR AMS INDUSTRIES, Inc 575 FTE
CITY-NEAR Morey Corporation 528 FTE
CITY-NEAR Edward Don & Company-IL 471 FTE
CITY-NEAR WOODRIDGE 408 FTE
NAT-TCR Lennar Austin/San Antonio 1.3 TCR
NAT-TCR Cargill Cocoa & Chocolate 1.3 TCR
NAT-TCR Astra Construction Services, LLC 1.3 TCR
NAT-TCR Springhill LA 1.3 TCR
NAT-SIZE Blue Mountain Hospital 542 FTE
NAT-SIZE OKCAOKHP 542 FTE
NAT-SIZE Arizona Diamondbacks 542 FTE
NAT-SIZE OH009 542 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: 2022, 2021, 2020, 2019, 2018, 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.