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

Cal West Underground, Inc.

Norco, CA · ~65 workers · 8 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
5.3
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Cal West Underground, Inc. runs at 189% of its industry's injury rate - more dangerous than the typical Utility line (i.e., communication, electric power), construction workplace, earning a grade D.

Cal West Underground, Inc.: 5.3 TCR = 189% of Utility line (i.e., communication, electric power), construction BLS 2.8 · 8y Form 300A (see methodology below)

Cal West Underground, Inc. safety composite

Cal West Underground, Inc. scores strongest on fatalities (safer than 52% of same-industry peers) and weakest on total case rate (tcr) (safer than 19%), 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

32/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 5.3 per 100 workers

Safer than 19% of industry peers

DART rate
F 1.57 per 100 workers

Safer than 33% 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

−9.6

2017→2024

Cal West Underground, Inc. injury rate improved

Cal West Underground, Inc.'s TCR fell 9.6 from 11.2 in 2017 to 1.6 in 2024. Peak filing year was 2017 at 11.2 TCR. In 2024, DART was 0.3× this establishment's average TCR (severity share of cases).

2017=11.2 · 2018=7.8 · 2019=5.0 · 2020=3.6 · 2021=6.6 · 2022=3.1 · 2023=3.6 · 2024=1.6

OSHA ITA Form 300A scorecard

Establishment book 237130 · Norco, CA ABOVE-IND · SMALL

Grade D · TCR 5.3 · 189% of ind

  • DART 1.6 DART
  • RANK #109/147
  • PHOTO Tilson Technology Ma…
  • BOOK 8y book
  • INJ 25 inj
  • SIZE ~65 FTE

Nearest TCR peer: Tilson Technology Management, Inc., Spanish Fort, AL (0.0 TCR gap)

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

Cal West Underground, Inc. in the TCR neighbourhood

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

TCR

What this shows Cal West Underground, Inc. averages 5.3 TCR (189% 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

Cal West Underground, Inc. TCR series: 2017=11.2 · 2018=7.8 · 2019=5 · 2020=3.6 · 2021=6.6 · 2022=3.1 · 2023=3.6 · 2024=1.6 · BLS 2.8

Where Cal West Underground, Inc. falls in its industry

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

Safer than 19% 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 #109 safest of 147 Utility line (i.e., communicat employers in California.

Cal West Underground, Inc. (65 employees, TCR 5.3) 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 Cal West Underground, Inc.
Cal West Underground, Inc. (65 employees, TCR 5.3) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 2.0

Cal West Underground, Inc. has fewer employees than the Utility line (i.e., communication, elect median and a higher 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 1.6 1.6 1 0 0
2023 3.6 3.6 2 0 0
2022 3.1 3.1 2 0 0
2021 6.6 6.6 4 0 0
2020 3.6 3.6 2 0 0
2019 5.0 5.0 3 0 0
2018 7.8 7.8 5 0 0
2017 11.2 11.2 6 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

237130 · CA · Norco

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 · 46 employers in Norco, 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 Tilson Technology Management, Inc., Spanish Fort, AL 5.3 TCR
NAICS-TCR SC400 - Chattanooga 5.3 TCR
NAICS-TCR St. Joseph 5.3 TCR
NAICS-TCR NSK11 - North Sky - Sherwood 5.3 TCR
STATE-SIZE SunnySlope Tree Farm, Inc. 65 FTE
STATE-SIZE Crown Nursery 65 FTE
STATE-SIZE De Jager Farms, Inc. 65 FTE
STATE-SIZE Demler Enterprises, LLC 65 FTE
CITY-NEAR California Rehabilitation Center 1,174 FTE
CITY-NEAR Guy Yocom Construction, Inc. 1,172 FTE
CITY-NEAR Ono-034 909 FTE
CITY-NEAR Better Nutritional Norco Campus 615 FTE
NAT-TCR Fairfield Community 5.3 TCR
NAT-TCR HD Weaver Ditching Service, Inc. 5.3 TCR
NAT-TCR Chattanooga 038 5.3 TCR
NAT-TCR Luther Automotive Services, LLC 5.3 TCR
NAT-SIZE Ruth Chaffee School 65 FTE
NAT-SIZE Olivier International, LLC 65 FTE
NAT-SIZE Manning Equipment, LLC 65 FTE
NAT-SIZE Seasonal Specialties LLC 65 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, 2019, 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.