Ready-mix concrete manufacturing and distributing · California

Hi-Grade Materials- Oro Grande

Oro Grande, CA · ~23 workers · 6 years of OSHA Injury Tracking Application data.

B
Good Safety Record
2.4
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Hi-Grade Materials- Oro Grande runs at 74% of its industry's injury rate - safer than the typical Ready-mix concrete manufacturing and distributing workplace, earning a grade B.

Hi-Grade Materials- Oro Grande: 2.4 TCR = 74% of Ready-mix concrete manufacturing and distributing BLS 3.3 · 6y Form 300A (see methodology below)

Hi-Grade Materials- Oro Grande safety composite

Hi-Grade Materials- Oro Grande scores strongest on total case rate (tcr) (safer than 75% of same-industry peers) and weakest on dart rate (safer than 14%), 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

48/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 2.44 per 100 workers

Safer than 75% of industry peers

DART rate
F 7.86 per 100 workers

Safer than 14% of industry peers

Fatalities
D 0

Safer than 51% 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

Hi-Grade Materials- Oro Grande: 0.0 → 7.9 TCR

Peak year 2024 @ 7.9 TCR · DART/TCR 3.22× in 2024

Hi-Grade Materials- Oro Grande's TCR rose 7.9 from 0.0 in 2018 to 7.9 in 2024. In 2024, DART was 3.22× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 327320 · Oro Grande, CA AT/BELOW-IND · SMALL

Grade B · TCR 2.4 · 74% of ind

  • DART 7.9 DART
  • RANK #24/128
  • PHOTO Branch 321
  • BOOK 6y book
  • INJ 3 inj
  • SIZE ~23 FTE

Nearest TCR peer: Branch 321 (0.0 TCR gap)

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

Hi-Grade Materials- Oro Grande in the TCR neighbourhood

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

TCR

What this shows Hi-Grade Materials- Oro Grande averages 2.4 TCR (74% of the Ready-mix concrete manufacturing and distributing BLS benchmark).

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

Hi-Grade Materials- Oro Grande TCR series: 2018=0 · 2019=6.8 · 2021=0 · 2022=0 · 2023=0 · 2024=7.9 · BLS 3.3

Where Hi-Grade Materials- Oro Grande falls in its industry

1,316 Ready-mix concrete manufacturi establishments

Safer than 75% of graded establishments in this industry, whose median TCR is 4.5.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #24 safest of 128 Ready-mix concrete manufacturi employers in California.

Hi-Grade Materials- Oro Grande (23 employees, TCR 2.4) among 29 same-industry peers, split at the industry median of 33 employees and a TCR of 4.5 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 0100200300400500 051015 Average employees Total Case Rate Hi-Grade Materials- Oro Grande
Hi-Grade Materials- Oro Grande (23 employees, TCR 2.4) among 29 same-industry peers, split at the industry median of 33 employees and a TCR of 4.5

Hi-Grade Materials- Oro Grande has fewer employees than the Ready-mix concrete manufacturing and dis median and a lower injury rate than the industry's median TCR of 4.5. 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
2024 7.9 7.9 2 0 0
2023 0.0 0.0 0 0 0
2022 0.0 0.0 0 0 0
2021 0.0 0.0 0 0 0
2019 6.8 6.8 1 0 0
2018 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

327320 · CA · Oro Grande

1,316 Ready-mix concrete manufacturing and distributing employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 3 employers in Oro Grande, 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 Branch 321 2.4 TCR
NAICS-TCR BURNCO HENDERSON 2.4 TCR
NAICS-TCR South Weber RMC 2.5 TCR
NAICS-TCR Capitol Ready Mix, Inc. 2.5 TCR
STATE-SIZE James Diedrich Farms 23 FTE
STATE-SIZE Tri-Fanucchi Farms,LLC 23 FTE
STATE-SIZE KAN2 - 04 23 FTE
STATE-SIZE Kyer Farms 23 FTE
CITY-NEAR Oro Grande School District 566 FTE
CITY-NEAR ORO GRANDE 12742 42 FTE
NAT-TCR Mel Trotter Ministries 2.4 TCR
NAT-TCR Lincoln NE 2.4 TCR
NAT-TCR Oak Park Cleaners LP 2.4 TCR
NAT-TCR Embraer Aircraft Maintenance Services, LLC - MCN 2.4 TCR
NAT-SIZE Garland Recycling 23 FTE
NAT-SIZE Grand Traverse Stamping 23 FTE
NAT-SIZE Waste Water Treatment Island Facility 23 FTE
NAT-SIZE 17 Midland Drive Norwich NY 13815 23 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, 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.