Ready-mix concrete manufacturing and distributing · California

Miramar Plant #33

Miramar, CA · ~43 workers · 8 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
5.1
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Miramar Plant #33 runs at 155% of its industry's injury rate - more dangerous than the typical Ready-mix concrete manufacturing and distributing workplace, earning a grade D.

Miramar Plant #33: 5.1 TCR = 155% of Ready-mix concrete manufacturing and distributing BLS 3.3 · 8y Form 300A (see methodology below)

Miramar Plant #33 safety composite

Miramar Plant #33 scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (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

43/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 5.12 per 100 workers

Safer than 43% of industry peers

DART rate
D 4.17 per 100 workers

Safer than 36% 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

Miramar Plant #33: 0.0 → 4.2 TCR

Peak year 2018 @ 12.4 TCR · DART/TCR 0.81× in 2024

Miramar Plant #33's TCR rose 4.2 from 0.0 in 2017 to 4.2 in 2024. Peak filing year was 2018 at 12.4 TCR. In 2024, DART was 0.81× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 327320 · Miramar, CA ABOVE-IND · SMALL

Grade D · TCR 5.1 · 155% of ind

  • DART 4.2 DART
  • RANK #70/128
  • PHOTO Sheridan Avenue Read…
  • BOOK 8y book
  • INJ 19 inj
  • SIZE ~43 FTE

Nearest TCR peer: Sheridan Avenue Ready-mix Concrete Plant (0.0 TCR gap)

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

Miramar Plant #33 in the TCR neighbourhood

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

TCR

What this shows Miramar Plant #33 averages 5.1 TCR (155% 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

Miramar Plant #33 TCR series: 2017=0 · 2018=12.4 · 2019=7.7 · 2020=0 · 2021=9.6 · 2022=0 · 2023=7.1 · 2024=4.2 · BLS 3.3

Where Miramar Plant #33 falls in its industry

1,316 Ready-mix concrete manufacturi establishments

Safer than 43% 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 #70 safest of 128 Ready-mix concrete manufacturi employers in California.

Miramar Plant #33 (43 employees, TCR 5.1) 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 Miramar Plant #33
Miramar Plant #33 (43 employees, TCR 5.1) among 29 same-industry peers, split at the industry median of 33 employees and a TCR of 4.5

Miramar Plant #33 has more employees than the Ready-mix concrete manufacturing and dis median and a higher 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 4.2 4.2 2 0 0
2023 7.1 5.3 3 1 0
2022 0.0 0.0 0 0 0
2021 9.6 4.8 4 0 0
2020 0.0 0.0 0 0 0
2019 7.7 7.7 4 0 0
2018 12.4 12.4 6 0 0
2017 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

327320 · CA · Miramar

1,316 Ready-mix concrete manufacturing and distributing employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 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 Sheridan Avenue Ready-mix Concrete Plant 5.1 TCR
NAICS-TCR Section 10 5.1 TCR
NAICS-TCR AAA Concrete Products Corp dba Roto Rooter Plumbing 5.1 TCR
NAICS-TCR Pomona Plant #5 5.1 TCR
STATE-SIZE Robert & Sandra Garcia Farming Partnership 43 FTE
STATE-SIZE ARVIN ADMINISTRATION 43 FTE
STATE-SIZE Donald W Beeman 43 FTE
STATE-SIZE KG Vineyard Management, LLC 43 FTE
NAT-TCR Ronnie C. Folk Paving, Inc. 5.1 TCR
NAT-TCR A+Derr Heating and Cooling 5.1 TCR
NAT-TCR Interkal LLC 5.1 TCR
NAT-TCR Yankee Hill Village 5.1 TCR
NAT-SIZE Houston HVC 43 FTE
NAT-SIZE Milky Haven Farms LLC 43 FTE
NAT-SIZE Dunedin Electric Co., Inc 43 FTE
NAT-SIZE The Pallet Factory 43 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.

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

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