Display instruments, industrial process control-type, manufacturing · Missouri

Darwin Chambers Co. HQ

St. Louis, MO · ~60 workers · 2 years of OSHA Injury Tracking Application data.

C
Average Safety Record
3.9
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Darwin Chambers Co. HQ runs at 119% of its industry's injury rate - about level with the typical Display instruments, industrial process control-type, manufacturing workplace, earning a grade C.

Darwin Chambers Co. HQ: 3.9 TCR = 119% of Display instruments, industrial process control-type, manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Darwin Chambers Co. HQ safety composite

Darwin Chambers Co. HQ scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on total case rate (tcr) (safer than 9%), 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

26/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 3.92 per 100 workers

Safer than 9% of industry peers

DART rate
F 1.43 per 100 workers

Safer than 27% 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%).

TCR Δ

−5.0

2016→2017

Darwin Chambers Co. HQ injury rate improved

Darwin Chambers Co. HQ's TCR fell 5.0 from 6.4 in 2016 to 1.4 in 2017. Peak filing year was 2016 at 6.4 TCR. In 2017, DART was 0.36× this establishment's average TCR (severity share of cases).

2016=6.4 · 2017=1.4

OSHA ITA Form 300A scorecard

Establishment book 334513 · St. Louis, MO ABOVE-IND · SMALL

Grade C · TCR 3.9 · 119% of ind

  • DART 1.4 DART
  • RANK #5/5
  • PHOTO Magnetrol Internatio…
  • BOOK 2y book
  • INJ 5 inj
  • SIZE ~60 FTE

Nearest TCR peer: Magnetrol International (0.0 TCR gap)

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

Darwin Chambers Co. HQ in the TCR neighbourhood

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

TCR

What this shows Darwin Chambers Co. HQ averages 3.9 TCR (119% of the Display instruments, industrial process control-type, manufacturing BLS benchmark).

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

Darwin Chambers Co. HQ TCR series: 2016=6.4 · 2017=1.4 · BLS 3.3

Where Darwin Chambers Co. HQ falls in its industry

322 Display instruments, industria establishments

Safer than 9% of graded establishments in this industry, whose median TCR is 1.3.

More dangerous than peersSafer than peers

Narrower to Missouri alone (the establishments it most directly competes with for workers and contracts): ranked #5 safest of 5 Display instruments, industria employers in Missouri.

Darwin Chambers Co. HQ (60 employees, TCR 3.9) among 29 same-industry peers, split at the industry median of 96 employees and a TCR of 1.3 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 02468 Average employees Total Case Rate Darwin Chambers Co. HQ
Darwin Chambers Co. HQ (60 employees, TCR 3.9) among 29 same-industry peers, split at the industry median of 96 employees and a TCR of 1.3

Darwin Chambers Co. HQ has fewer employees than the Display instruments, industrial process median and a higher injury rate than the industry's median TCR of 1.3. 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
2017 1.4 1.4 1 0 0
2016 6.4 0.0 4 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

334513 · MO · St. Louis

322 Display instruments, industrial process control-type, manufacturing employers nationwide with a credible TCR · 10,075 rated employers in Missouri with headcount on file · 686 employers in St. Louis, MO · 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 Magnetrol International 3.9 TCR
NAICS-TCR Teledyne Instruments, Inc d/b/a Teledyne ISCO 3.8 TCR
NAICS-TCR MIRATECH 4.0 TCR
NAICS-TCR Stratford Connecticut 4.1 TCR
STATE-SIZE C3 Industries, Inc - O'Fallon 60 FTE
STATE-SIZE Platte/Clay Electric Cooperative 60 FTE
STATE-SIZE Black River Electric Cooperative, Fredericktown Office 60 FTE
STATE-SIZE HERZOG CONTRACTING CORP - ASPHALT 60 FTE
CITY-NEAR Monsanto - St. Louis 6,028 FTE
CITY-NEAR St. Anthony's Medical Center 3,706 FTE
CITY-NEAR ABI Corporation 2,720 FTE
CITY-NEAR Saint Louis University Hospital 2,084 FTE
NAT-TCR 44521j - Parkersburg Bin 3.9 TCR
NAT-TCR BUNN - White Hall 3.9 TCR
NAT-TCR IKO Southeast, Inc. 3.9 TCR
NAT-TCR Mercy Family Clinic - Obstetrics and Gynecology 3.9 TCR
NAT-SIZE Main Office 60 FTE
NAT-SIZE Legends - FC Dallas Stadium 60 FTE
NAT-SIZE Builders Concrete East, LLC - North Windham 60 FTE
NAT-SIZE Saxonburg - Aldi 60 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.