Ready-mix concrete manufacturing and distributing · California
Irwindale Plant #13
Irwindale, CA · ~39 workers · 8 years of OSHA Injury Tracking Application data.
- D
- Poor Safety Record
- 4.8
- Avg TCR
- 3.3
- Industry avg
- 0
- Fatalities
The verdict
Irwindale Plant #13 runs at 144% of its industry's injury rate - more dangerous than the typical Ready-mix concrete manufacturing and distributing workplace, earning a grade D.
Irwindale Plant #13: 4.8 TCR = 144% of Ready-mix concrete manufacturing and distributing BLS 3.3 · 8y Form 300A (see methodology below)
Irwindale Plant #13 safety composite
Irwindale Plant #13 scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 29%), 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).
42/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- D 4.76 per 100 workers
Safer than 47% of industry peers
- DART rate
- F 4.94 per 100 workers
Safer than 29% 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
Irwindale Plant #13: 3.5 → 4.9 TCR
Peak year 2021 @ 12.6 TCR · DART/TCR 1.04× in 2024
Irwindale Plant #13's TCR rose 1.4 from 3.5 in 2017 to 4.9 in 2024. Peak filing year was 2021 at 12.6 TCR. In 2024, DART was 1.04× this establishment's average TCR (severity share of cases).
OSHA ITA Form 300A scorecard
Establishment book 327320 · Irwindale, CA ABOVE-IND · SMALL
Grade D · TCR 4.8 · 144% of ind
- DART 4.9 DART
- RANK #64/128
- PHOTO KRC - North Central …
- BOOK 8y book
- INJ 18 inj
- SIZE ~39 FTE
Nearest TCR peer: KRC - North Central Region - Fargo (0.0 TCR gap)
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Irwindale Plant #13 in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Irwindale Plant #13
4.8 TCR
- KRC - North Ce
KRC - North Central Region - Fargo
4.8 TCR
- Main Plant
Main Plant
4.8 TCR
- Pleasant Valle
Pleasant Valley
4.8 TCR
- Victorville Pl
Victorville Plant #42
4.8 TCR
What this shows Irwindale Plant #13 averages 4.8 TCR (144% of the Ready-mix concrete manufacturing and distributing BLS benchmark).
Irwindale Plant #13 TCR series: 2017=3.5 · 2018=5.8 · 2019=6.4 · 2020=0 · 2021=12.6 · 2022=2.3 · 2023=2.4 · 2024=4.9 · BLS 3.3
Where Irwindale Plant #13 falls in its industry
1,316 Ready-mix concrete manufacturi establishmentsSafer than 47% of graded establishments in this industry, whose median TCR is 4.5.
Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #64 safest of 128 Ready-mix concrete manufacturi employers in California.
Irwindale Plant #13 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 | 4.9 | 4.9 | 2 | 0 | 0 |
| 2023 | 2.4 | 2.4 | 1 | 0 | 0 |
| 2022 | 2.3 | 2.3 | 1 | 0 | 0 |
| 2021 | 12.6 | 4.2 | 6 | 0 | 0 |
| 2020 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2019 | 6.4 | 6.4 | 3 | 0 | 0 |
| 2018 | 5.8 | 5.8 | 3 | 0 | 0 |
| 2017 | 3.5 | 3.5 | 2 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
327320 · CA · Irwindale
1,316 Ready-mix concrete manufacturing and distributing employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 84 employers in Irwindale, 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 | KRC - North Central Region - Fargo | 4.8 TCR |
| NAICS-TCR | Main Plant | 4.8 TCR |
| NAICS-TCR | Pleasant Valley | 4.8 TCR |
| NAICS-TCR | Victorville Plant #42 | 4.8 TCR |
| STATE-SIZE | San Felipe Farms | 39 FTE |
| STATE-SIZE | Schreiner Brothers Farms | 39 FTE |
| STATE-SIZE | TLC Custom Farming Company LLC | 39 FTE |
| STATE-SIZE | Sonoma Valley Vineyards | 39 FTE |
| CITY-NEAR | Haynes Building Service, LLC | 635 FTE |
| CITY-NEAR | Biosense Irwindale | 486 FTE |
| CITY-NEAR | CA-Irwindale Business Center | 473 FTE |
| CITY-NEAR | MillerCoors Irwindale Brewery | 473 FTE |
| NAT-TCR | Keson LLC | 4.8 TCR |
| NAT-TCR | Hoover Treated Wood Products - Winston | 4.8 TCR |
| NAT-TCR | Corporate Office | 4.8 TCR |
| NAT-TCR | Mercer | 4.8 TCR |
| NAT-SIZE | Indianapolis Private Fleet in | 39 FTE |
| NAT-SIZE | MAPEI Dalton #2 | 39 FTE |
| NAT-SIZE | Administrative Offices | 39 FTE |
| NAT-SIZE | DDRC Weiland Center | 39 FTE |
Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →
Read our methodology - how this data is sourced, computed, and verified.