Ready-mix concrete manufacturing and distributing · California

Spragues' Rock & Sand

Irwindale, CA · ~36 workers · 5 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
5.3
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Spragues' Rock & Sand runs at 159% of its industry's injury rate - more dangerous than the typical Ready-mix concrete manufacturing and distributing workplace, earning a grade D.

Spragues' Rock & Sand: 5.3 TCR = 159% of Ready-mix concrete manufacturing and distributing BLS 3.3 · 5y Form 300A (see methodology below)

Spragues' Rock & Sand safety composite

Spragues' Rock & Sand scores strongest on dart rate (safer than 81% of same-industry peers) and weakest on total case rate (tcr) (safer than 41%), 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).

C

58/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 5.25 per 100 workers

Safer than 41% of industry peers

DART rate
B 0 per 100 workers

Safer than 81% 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

Spragues' Rock & Sand: 3.5 → 5.6 TCR

Peak year 2018 @ 10.8 TCR · DART/TCR 0× in 2021

Spragues' Rock & Sand's TCR rose 2.1 from 3.5 in 2017 to 5.6 in 2021. Peak filing year was 2018 at 10.8 TCR. In 2021, DART was 0× 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 5.3 · 159% of ind

  • DART 0.0 DART
  • RANK #73/128
  • PHOTO Northside Yard 120
  • BOOK 5y book
  • INJ 8 inj
  • SIZE ~36 FTE

Nearest TCR peer: Northside Yard 120 (0.0 TCR gap)

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

Spragues' Rock & Sand in the TCR neighbourhood

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

TCR

What this shows Spragues' Rock & Sand averages 5.3 TCR (159% 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

Spragues' Rock & Sand TCR series: 2017=3.5 · 2018=10.8 · 2019=3.4 · 2020=3 · 2021=5.6 · BLS 3.3

Where Spragues' Rock & Sand falls in its industry

1,316 Ready-mix concrete manufacturi establishments

Safer than 41% 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 #73 safest of 128 Ready-mix concrete manufacturi employers in California.

Spragues' Rock & Sand (36 employees, TCR 5.3) 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 Spragues' Rock & Sand
Spragues' Rock & Sand (36 employees, TCR 5.3) among 29 same-industry peers, split at the industry median of 33 employees and a TCR of 4.5

Spragues' Rock & Sand 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
2021 5.6 0.0 2 0 0
2020 3.0 3.0 1 0 0
2019 3.4 3.4 1 0 0
2018 10.8 7.2 3 0 0
2017 3.5 3.5 1 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 Northside Yard 120 5.3 TCR
NAICS-TCR Kalamazoo Ready Mix 5.3 TCR
NAICS-TCR Thomas Redi Mix Rockwell Rd Location 5.3 TCR
NAICS-TCR Kloepfer Inc. 5.3 TCR
STATE-SIZE River Garden Farms 36 FTE
STATE-SIZE Knight Farms 36 FTE
STATE-SIZE J.H. MEEK & SONS INC. 36 FTE
STATE-SIZE Dirt Farmer and Company 36 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 Britton Truss 5.3 TCR
NAT-TCR Coral Desert Rehabilitation 5.3 TCR
NAT-TCR Lakeview Manor 5.3 TCR
NAT-TCR C1-E1 Mich 5.3 TCR
NAT-SIZE Sika Advance Resins - Eaton Rapids 36 FTE
NAT-SIZE S04029 - Kokomo Hauling 36 FTE
NAT-SIZE S03876 - Dfw Rdf 36 FTE
NAT-SIZE Sedona Trace Health & Wellness 36 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, 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.