Ready-mix concrete manufacturing and distributing · Michigan

821-Primo

Brownstown, MI · ~19 workers · 4 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
9.1
Avg TCR
3.3
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

821-Primo runs at 275% of its industry's injury rate - far more dangerous than the typical Ready-mix concrete manufacturing and distributing workplace, earning a grade F.

821-Primo: 9.1 TCR = 275% of Ready-mix concrete manufacturing and distributing BLS 3.3 · 4y Form 300A (see methodology below)

821-Primo safety composite

821-Primo scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (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).

F

25/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 9.06 per 100 workers

Safer than 14% of industry peers

DART rate
F 6.49 per 100 workers

Safer than 20% 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

821-Primo: 0.0 → 6.5 TCR

Peak year 2022 @ 17.7 TCR · DART/TCR 0.72× in 2024

821-Primo's TCR rose 6.5 from 0.0 in 2021 to 6.5 in 2024. Peak filing year was 2022 at 17.7 TCR. In 2024, DART was 0.72× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 327320 · Brownstown, MI ABOVE-IND · SMALL

Grade F · TCR 9.1 · 275% of ind

  • DART 6.5 DART
  • RANK #37/43
  • PHOTO George L. Throop Com…
  • BOOK 4y book
  • INJ 6 inj
  • SIZE ~19 FTE

Nearest TCR peer: George L. Throop Company (0.0 TCR gap)

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

821-Primo in the TCR neighbourhood

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

TCR

What this shows 821-Primo averages 9.1 TCR (275% 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

821-Primo TCR series: 2021=0 · 2022=17.7 · 2023=12.1 · 2024=6.5 · BLS 3.3

Where 821-Primo falls in its industry

1,316 Ready-mix concrete manufacturi establishments

Safer than 14% of graded establishments in this industry, whose median TCR is 4.5.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #37 safest of 43 Ready-mix concrete manufacturi employers in Michigan.

821-Primo (19 employees, TCR 9.1) 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 821-Primo
821-Primo (19 employees, TCR 9.1) among 29 same-industry peers, split at the industry median of 33 employees and a TCR of 4.5

821-Primo has fewer 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 6.5 6.5 1 0 0
2023 12.1 12.1 2 0 0
2022 17.7 11.8 3 0 0
2021 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

327320 · MI · Brownstown

1,316 Ready-mix concrete manufacturing and distributing employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 43 employers in Brownstown, MI · 4 cross-state NAT-TCR peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR George L. Throop Company 9.1 TCR
NAICS-TCR Glacier Norhtwest dba CalPortland Kenmore Ready Mix 9.1 TCR
NAICS-TCR Sequatchie Concrete Service, Inc. Madison Ready Mix and Block Plant 9.1 TCR
NAICS-TCR INGRAM READYMIX, INC.-MARBLE FALLS #9 9.1 TCR
STATE-SIZE Everbest 19 FTE
STATE-SIZE C3 Industries, Inc - Webberville (Greenhouse) 19 FTE
STATE-SIZE Rieth-Riley - Houghton Lake 19 FTE
STATE-SIZE Arenac County Road Commission 19 FTE
CITY-NEAR Amazon Transportation Services : DTW5 2,082 FTE
CITY-NEAR Amazon.com Services LLC - DTW5 1,512 FTE
CITY-NEAR Republic National Distributing Company 19 450 FTE
CITY-NEAR RNDC Brownstown 411 FTE
NAT-TCR Solar Gain West LLC 9.1 TCR
NAT-TCR Vision Ace Hardware, Tarpon 9.1 TCR
NAT-TCR Service Uniform 9.1 TCR
NAT-TCR Centre Elderly Transportation 9.1 TCR

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. 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.