Utility line (i.e., communication, electric power), construction · California

Inland Engineering Services

Corona, CA · ~179 workers · 7 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.1
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Inland Engineering Services runs at 41% of its industry's injury rate - far safer than the typical Utility line (i.e., communication, electric power), construction workplace, earning a grade A.

Inland Engineering Services: 1.1 TCR = 41% of Utility line (i.e., communication, electric power), construction BLS 2.8 · 7y Form 300A (see methodology below)

Inland Engineering Services safety composite

Inland Engineering Services scores strongest on total case rate (tcr) (safer than 70% 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

58/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.14 per 100 workers

Safer than 70% of industry peers

DART rate
D 0.53 per 100 workers

Safer than 48% of industry peers

Fatalities
D 0

Safer than 52% 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

−1.3

2017→2024

Inland Engineering Services injury rate improved

Inland Engineering Services's TCR fell 1.3 from 1.9 in 2017 to 0.5 in 2024. Peak filing year was 2018 at 2.2 TCR. In 2024, DART was 0.46× this establishment's average TCR (severity share of cases).

2017=1.9 · 2018=2.2 · 2020=0.0 · 2021=0.0 · 2022=1.3 · 2023=2.1 · 2024=0.5

OSHA ITA Form 300A scorecard

Establishment book 237130 · Corona, CA AT/BELOW-IND · MID

Grade A · TCR 1.1 · 41% of ind

  • DART 0.5 DART
  • RANK #38/147
  • PHOTO Michels Power Inc-WI…
  • BOOK 7y book
  • INJ 14 inj
  • SIZE ~179 FTE

Nearest TCR peer: Michels Power Inc-WI-Neenah (0.0 TCR gap)

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

Inland Engineering Services in the TCR neighbourhood

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

TCR

What this shows Inland Engineering Services averages 1.1 TCR (41% of the Utility line (i.e., communication, electric power), construction BLS benchmark).

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

Inland Engineering Services TCR series: 2017=1.9 · 2018=2.2 · 2020=0 · 2021=0 · 2022=1.3 · 2023=2.1 · 2024=0.5 · BLS 2.8

Where Inland Engineering Services falls in its industry

1,605 Utility line (i.e., communicat establishments

Safer than 70% of graded establishments in this industry, whose median TCR is 2.0.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #38 safest of 147 Utility line (i.e., communicat employers in California.

Inland Engineering Services (179 employees, TCR 1.1) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 2.0 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 05101520 Average employees Total Case Rate Inland Engineering Services
Inland Engineering Services (179 employees, TCR 1.1) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 2.0

Inland Engineering Services has more employees than the Utility line (i.e., communication, elect median and a lower injury rate than the industry's median TCR of 2.0. 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
2024 0.5 0.5 1 0 0
2023 2.1 2.1 4 0 0
2022 1.3 1.3 3 0 0
2021 0.0 0.0 0 0 0
2020 0.0 0.0 0 0 0
2018 2.2 2.2 3 0 0
2017 1.9 1.9 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

237130 · CA · Corona

1,605 Utility line (i.e., communication, electric power), construction employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 409 employers in Corona, CA · 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 Michels Power Inc-WI-Neenah 1.1 TCR
NAICS-TCR AZCO Pioneer Generating Station 1.1 TCR
NAICS-TCR Main Branch 1.1 TCR
NAICS-TCR Chain Electric Company 1.1 TCR
STATE-SIZE Beach Cities Const/Fiel Ser - Bld: 5360 - 01 179 FTE
STATE-SIZE Sunwest Electric 179 FTE
STATE-SIZE Westech Systems, LLC 179 FTE
STATE-SIZE Raymond - San Diego, Inc. 179 FTE
CITY-NEAR Monster Energy Company 2535 Anselmo Dr 2,572 FTE
CITY-NEAR Monster Energy Company 2,388 FTE
CITY-NEAR Monster Energy Company - Anselmo Dr, Corona 2,335 FTE
CITY-NEAR California Department of Transportation Facility 289 1,587 FTE
NAT-TCR Continental Express Driving Leasing 1.1 TCR
NAT-TCR Holly Distribution Center 1.1 TCR
NAT-TCR Aerojet Rocketdyne - Camden 1.1 TCR
NAT-TCR VPT 1.1 TCR
NAT-SIZE Milan-Deere Returns 179 FTE
NAT-SIZE Spartanburg Hospital for Restorative Care 179 FTE
NAT-SIZE A.O. Hardee and Son, Inc. 179 FTE
NAT-SIZE Westminster St Augustine 179 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, 2022, 2021, 2020, 2018, 2017. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.