Precast concrete pipe manufacturing · Michigan

Northern Concrete Pipe Inc. Clarkston

Clarkston, MI · ~33 workers · 3 years of OSHA Injury Tracking Application data.

B
Good Safety Record
1.7
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Northern Concrete Pipe Inc. Clarkston runs at 51% of its industry's injury rate - safer than the typical Precast concrete pipe manufacturing workplace, earning a grade B.

Northern Concrete Pipe Inc. Clarkston: 1.7 TCR = 51% of Precast concrete pipe manufacturing BLS 3.3 · 3y Form 300A (see methodology below)

Northern Concrete Pipe Inc. Clarkston safety composite

Northern Concrete Pipe Inc. Clarkston scores strongest on total case rate (tcr) (safer than 83% of same-industry peers) and weakest on dart rate (safer than 16%), 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

52/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 1.69 per 100 workers

Safer than 83% of industry peers

DART rate
F 5.08 per 100 workers

Safer than 16% 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

Northern Concrete Pipe Inc. Clarkston: 0.0 → 5.1 TCR

Peak year 2024 @ 5.1 TCR · DART/TCR 3.01× in 2024

Northern Concrete Pipe Inc. Clarkston's TCR rose 5.1 from 0.0 in 2022 to 5.1 in 2024. In 2024, DART was 3.01× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 327332 · Clarkston, MI AT/BELOW-IND · SMALL

Grade B · TCR 1.7 · 51% of ind

  • DART 5.1 DART
  • RANK #1/5
  • PHOTO Welch Brothers Belvi…
  • BOOK 3y book
  • INJ 2 inj
  • SIZE ~33 FTE

Nearest TCR peer: Welch Brothers Belvidere, Inc. (0.0 TCR gap)

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

Northern Concrete Pipe Inc. Clarkston in the TCR neighbourhood

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

TCR

What this shows Northern Concrete Pipe Inc. Clarkston averages 1.7 TCR (51% of the Precast concrete pipe manufacturing BLS benchmark).

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

Northern Concrete Pipe Inc. Clarkston TCR series: 2022=0 · 2023=0 · 2024=5.1 · BLS 3.3

Where Northern Concrete Pipe Inc. Clarkston falls in its industry

145 Precast concrete pipe manufact establishments

Safer than 83% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #1 safest of 5 Precast concrete pipe manufact employers in Michigan.

Northern Concrete Pipe Inc. Clarkston (33 employees, TCR 1.7) among 29 same-industry peers, split at the industry median of 41 employees and a TCR of 3.3 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 050100150200 05101520 Average employees Total Case Rate Northern Concrete Pipe Inc. Clarkston
Northern Concrete Pipe Inc. Clarkston (33 employees, TCR 1.7) among 29 same-industry peers, split at the industry median of 41 employees and a TCR of 3.3

Northern Concrete Pipe Inc. Clarkston has fewer employees than the Precast concrete pipe manufacturing median and a lower injury rate than the industry's median TCR of 3.3. 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 5.1 5.1 2 0 0
2023 0.0 0.0 0 0 0
2022 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

327332 · MI · Clarkston

145 Precast concrete pipe manufacturing employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 34 employers in Clarkston, MI · 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 Welch Brothers Belvidere, Inc. 1.7 TCR
NAICS-TCR Diamond-Rincon 1.7 TCR
NAICS-TCR Foley Products Company Hermitage 1.6 TCR
NAICS-TCR Thompson Pipe Group Precast Dallas JCP 1.8 TCR
STATE-SIZE PRH GROUP LLC 33 FTE
STATE-SIZE Three Rivers Svc Ctr 33 FTE
STATE-SIZE Alpena Power Company 33 FTE
STATE-SIZE Water Treatment City of Wyoming 33 FTE
CITY-NEAR Oscar W. Larson Company (Corporate) 350 FTE
CITY-NEAR 018-00651 154 FTE
CITY-NEAR Lawrence Plasics 137 FTE
CITY-NEAR 018-00709 133 FTE
NAT-TCR Whitley/Service Roofing & Sheet Metal Company of Charlottesville 1.7 TCR
NAT-TCR General Dynamics 1.7 TCR
NAT-TCR CDCR CCHCS Southern Region - 091 1.7 TCR
NAT-TCR Arclin USA - Springfield 1.7 TCR
NAT-SIZE Bio-Vet, Inc 33 FTE
NAT-SIZE Bridgeport 33 FTE
NAT-SIZE Western Container Corp JVL 33 FTE
NAT-SIZE AMICO - Seasafe 33 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. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.