PVC pipe manufacturing · Indiana

Diamond Plastics Corporation Muncie

Muncie, IN · ~58 workers · 3 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
6.0
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Diamond Plastics Corporation Muncie runs at 182% of its industry's injury rate - more dangerous than the typical PVC pipe manufacturing workplace, earning a grade D.

Diamond Plastics Corporation Muncie: 6.0 TCR = 182% of PVC pipe manufacturing BLS 3.3 · 3y Form 300A (see methodology below)

Diamond Plastics Corporation Muncie safety composite

Diamond Plastics Corporation Muncie scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 21%), 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

31/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 6 per 100 workers

Safer than 26% of industry peers

DART rate
F 4.57 per 100 workers

Safer than 21% 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

Diamond Plastics Corporation Muncie: 0.0 → 6.1 TCR

Peak year 2023 @ 11.9 TCR · DART/TCR 0.76× in 2024

Diamond Plastics Corporation Muncie's TCR rose 6.1 from 0.0 in 2022 to 6.1 in 2024. Peak filing year was 2023 at 11.9 TCR. In 2024, DART was 0.76× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 326122 · Muncie, IN ABOVE-IND · SMALL

Grade D · TCR 6.0 · 182% of ind

  • DART 4.6 DART
  • RANK #6/10
  • PHOTO JM Eagle
  • BOOK 3y book
  • INJ 10 inj
  • SIZE ~58 FTE

Nearest TCR peer: JM Eagle (0.0 TCR gap)

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

Diamond Plastics Corporation Muncie in the TCR neighbourhood

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

TCR

What this shows Diamond Plastics Corporation Muncie averages 6.0 TCR (182% of the PVC pipe manufacturing BLS benchmark).

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

Diamond Plastics Corporation Muncie TCR series: 2022=0 · 2023=11.9 · 2024=6.1 · BLS 3.3

Where Diamond Plastics Corporation Muncie falls in its industry

332 PVC pipe manufacturing establishments

Safer than 26% of graded establishments in this industry, whose median TCR is 3.7.

More dangerous than peersSafer than peers

Narrower to Indiana alone (the establishments it most directly competes with for workers and contracts): ranked #6 safest of 10 PVC pipe manufacturing employers in Indiana.

Diamond Plastics Corporation Muncie (58 employees, TCR 6.0) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 3.7 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 05101520 Average employees Total Case Rate Diamond Plastics Corporation Muncie
Diamond Plastics Corporation Muncie (58 employees, TCR 6.0) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 3.7

Diamond Plastics Corporation Muncie has fewer employees than the PVC pipe manufacturing median and a higher injury rate than the industry's median TCR of 3.7. 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 6.1 4.6 4 0 0
2023 11.9 7.9 6 0 0
2022 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

326122 · IN · Muncie

332 PVC pipe manufacturing employers nationwide with a credible TCR · 12,750 rated employers in Indiana with headcount on file · 143 employers in Muncie, IN · 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 JM Eagle 6.0 TCR
NAICS-TCR Arctic Insulation & Manufacturing, LLC 6.0 TCR
NAICS-TCR CANTEX INC. Mineral Wells Specialty 6.0 TCR
NAICS-TCR Sanderson Pipe Corporation 6.1 TCR
STATE-SIZE Indiana American Water - Greenwood 58 FTE
STATE-SIZE Outside Plant 58 FTE
STATE-SIZE The Hoosier Company, Inc. 58 FTE
STATE-SIZE Service Electric Of Allen County, Inc. 58 FTE
CITY-NEAR DIY Group Muncie 545 FTE
CITY-NEAR PMC Muncie IN Locomotive 521 FTE
CITY-NEAR TTS - Indiana 415 FTE
CITY-NEAR WM 1665 393 FTE
NAT-TCR Harris Masonry, Inc 6.0 TCR
NAT-TCR Central Texas Metal Roofing Supply, Inc. 6.0 TCR
NAT-TCR CAS016 6.0 TCR
NAT-TCR United Surface Finishing 6.0 TCR
NAT-SIZE All-Color Powder Coating 58 FTE
NAT-SIZE Runnings of Gloversville 58 FTE
NAT-SIZE Runnings of Clay 58 FTE
NAT-SIZE Runnings of Claremont 58 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.

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

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