Excavation contractors · California

AM Ortega (Corona)

Corona, CA · ~177 workers · 3 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
3.5
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

AM Ortega (Corona) runs at 124% of its industry's injury rate - more dangerous than the typical Excavation contractors workplace, earning a grade D.

AM Ortega (Corona): 3.5 TCR = 124% of Excavation contractors BLS 2.8 · 3y Form 300A (see methodology below)

AM Ortega (Corona) safety composite

AM Ortega (Corona) scores strongest on fatalities (safer than 52% of same-industry peers) and weakest on total case rate (tcr) (safer than 36%), 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

45/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 3.48 per 100 workers

Safer than 36% of industry peers

DART rate
D 0.65 per 100 workers

Safer than 50% 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

−4.0

2018→2021

AM Ortega (Corona) injury rate improved

AM Ortega (Corona)'s TCR fell 4.0 from 5.6 in 2018 to 1.6 in 2021. Peak filing year was 2018 at 5.6 TCR. In 2021, DART was 0.19× this establishment's average TCR (severity share of cases).

2018=5.6 · 2019=3.3 · 2021=1.6

OSHA ITA Form 300A scorecard

Establishment book 238910 · Corona, CA ABOVE-IND · MID

Grade D · TCR 3.5 · 124% of ind

  • DART 0.7 DART
  • RANK #114/184
  • PHOTO Integrity Grading & …
  • BOOK 3y book
  • INJ 13 inj
  • SIZE ~177 FTE

Nearest TCR peer: Integrity Grading & Excavating Inc. (0.0 TCR gap)

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

AM Ortega (Corona) in the TCR neighbourhood

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

TCR

What this shows AM Ortega (Corona) averages 3.5 TCR (124% of the Excavation contractors BLS benchmark).

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

AM Ortega (Corona) TCR series: 2018=5.6 · 2019=3.3 · 2021=1.6 · BLS 2.8

Where AM Ortega (Corona) falls in its industry

1,750 Excavation contractors establishments

Safer than 36% of graded establishments in this industry, whose median TCR is 2.5.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #114 safest of 184 Excavation contractors employers in California.

AM Ortega (Corona) (177 employees, TCR 3.5) among 29 same-industry peers, split at the industry median of 51 employees and a TCR of 2.5 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 050100150200250 0246810 Average employees Total Case Rate AM Ortega (Corona)
AM Ortega (Corona) (177 employees, TCR 3.5) among 29 same-industry peers, split at the industry median of 51 employees and a TCR of 2.5

AM Ortega (Corona) has more employees than the Excavation contractors median and a higher injury rate than the industry's median TCR of 2.5. 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
2021 1.6 0.7 5 0 0
2019 3.3 3.3 3 0 0
2018 5.6 4.7 5 1 0

OSHA ITA peer cross-reference

Establishment peer ledger

238910 · CA · Corona

1,750 Excavation contractors 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 Integrity Grading & Excavating Inc. 3.5 TCR
NAICS-TCR American Demolition Corporation 3.5 TCR
NAICS-TCR Weitman Excavation 3.5 TCR
NAICS-TCR Quality Companies Inc 3.5 TCR
STATE-SIZE The Almond Company LP 177 FTE
STATE-SIZE 1 177 FTE
STATE-SIZE Western Water District 177 FTE
STATE-SIZE Alvarado Water Treatment Plant 177 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 0379 - Springdale Oh Whse 3.5 TCR
NAT-TCR TH Foods - Henderson 3.5 TCR
NAT-TCR PennEngineering Danboro 3.5 TCR
NAT-TCR Holland Walls Plant 3.5 TCR
NAT-SIZE Manor Care Health Services Boynton Beach 177 FTE
NAT-SIZE Wingate at Dutchess 177 FTE
NAT-SIZE Heritage Manor - Streator #107 177 FTE
NAT-SIZE Aleris Rolled Products - Ashville, OH 177 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: 2021, 2019, 2018. 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.