Other Measuring and Controlling Device Manufacturing · Oklahoma

Ok4 Chandler Engineering

Broken Arrow, OK · ~48 workers · 2 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.1
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Ok4 Chandler Engineering runs at 35% of its industry's injury rate - far safer than the typical Other Measuring and Controlling Device Manufacturing workplace, earning a grade A.

Ok4 Chandler Engineering: 1.1 TCR = 35% of Other Measuring and Controlling Device Manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Ok4 Chandler Engineering safety composite

Ok4 Chandler Engineering scores strongest on dart rate (safer than 72% of same-industry peers) and weakest on fatalities (safer than 50%), 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

59/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 1.14 per 100 workers

Safer than 52% of industry peers

DART rate
C 0 per 100 workers

Safer than 72% 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

Ok4 Chandler Engineering: 0.0 → 2.3 TCR

Peak year 2024 @ 2.3 TCR · DART/TCR 0× in 2024

Ok4 Chandler Engineering's TCR rose 2.3 from 0.0 in 2023 to 2.3 in 2024. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 334519 · Broken Arrow, OK AT/BELOW-IND · SMALL

Grade A · TCR 1.1 · 35% of ind

  • DART 0.0 DART
  • RANK P52
  • PHOTO Virginia Panel Corpo…
  • BOOK 2y book
  • INJ 1 inj
  • SIZE ~48 FTE

Nearest TCR peer: Virginia Panel Corporation (0.0 TCR gap)

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

Ok4 Chandler Engineering in the TCR neighbourhood

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

TCR

What this shows Ok4 Chandler Engineering averages 1.1 TCR (35% of the Other Measuring and Controlling Device Manufacturing BLS benchmark).

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

Ok4 Chandler Engineering TCR series: 2023=0 · 2024=2.3 · BLS 3.3

Where Ok4 Chandler Engineering falls in its industry

128 Other Measuring and Controllin establishments

Safer than 52% of graded establishments in this industry, whose median TCR is 1.2.

More dangerous than peersSafer than peers
Ok4 Chandler Engineering (48 employees, TCR 1.1) among 29 same-industry peers, split at the industry median of 81 employees and a TCR of 1.2 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 05001,0001,5002,000 012345 Average employees Total Case Rate Ok4 Chandler Engineering
Ok4 Chandler Engineering (48 employees, TCR 1.1) among 29 same-industry peers, split at the industry median of 81 employees and a TCR of 1.2

Ok4 Chandler Engineering has fewer employees than the Other Measuring and Controlling Device M median and a lower injury rate than the industry's median TCR of 1.2. 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 2.3 0.0 1 0 0
2023 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

334519 · OK · Broken Arrow

128 Other Measuring and Controlling Device Manufacturing employers nationwide with a credible TCR · 5,320 rated employers in Oklahoma with headcount on file · 136 employers in Broken Arrow, OK · 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 Virginia Panel Corporation 1.1 TCR
NAICS-TCR Test Devices, Business Unit of Schenck USA Corp. 1.1 TCR
NAICS-TCR NJ34 1.1 TCR
NAICS-TCR NY56 AMETEK POWER DATA SYSTEMS 1.2 TCR
STATE-SIZE Cimarron Feeders 48 FTE
STATE-SIZE Oklahoma City Office Area 48 FTE
STATE-SIZE Cactus Drilling Service Department 48 FTE
STATE-SIZE Mike Krebbs Construction 48 FTE
CITY-NEAR Simulation 662 FTE
CITY-NEAR 1160 - Simulation Systems 551 FTE
CITY-NEAR Zeeco HQ 525 FTE
CITY-NEAR WM 472 415 FTE
NAT-TCR Concept Steel Inc. 1.1 TCR
NAT-TCR Town of Leland: Fire Station 53 1.1 TCR
NAT-TCR Nybro - Brooklawn General Offices 1.1 TCR
NAT-TCR Kiln Technology, Inc. 1.1 TCR
NAT-SIZE San Joaquin County Human Resources 48 FTE
NAT-SIZE Brookdale Sandy Springs 48 FTE
NAT-SIZE Halvor Lines Rosemount 48 FTE
NAT-SIZE Royster's Machine Shop LLC 48 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.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.