PVC pipe manufacturing · Arizona

Diamond Plastics Corp - CG

Casa Grande, AZ · ~42 workers · 6 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.2
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Diamond Plastics Corp - CG runs at 35% of its industry's injury rate - far safer than the typical PVC pipe manufacturing workplace, earning a grade A.

Diamond Plastics Corp - CG: 1.2 TCR = 35% of PVC pipe manufacturing BLS 3.3 · 6y Form 300A (see methodology below)

Diamond Plastics Corp - CG safety composite

Diamond Plastics Corp - CG scores strongest on total case rate (tcr) (safer than 90% of same-industry peers) and weakest on fatalities (safer than 51%), 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).

B

78/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 1.17 per 100 workers

Safer than 90% of industry peers

DART rate
B 0 per 100 workers

Safer than 84% 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%).

TCR Δ

−2.4

2016→2021

Diamond Plastics Corp - CG injury rate improved

Diamond Plastics Corp - CG's TCR fell 2.4 from 2.4 in 2016 to 0.0 in 2021. Peak filing year was 2016 at 2.4 TCR. In 2021, DART was 0× this establishment's average TCR (severity share of cases).

2016=2.4 · 2017=0.0 · 2018=0.0 · 2019=2.4 · 2020=2.2 · 2021=0.0

OSHA ITA Form 300A scorecard

Establishment book 326122 · Casa Grande, AZ AT/BELOW-IND · SMALL

Grade A · TCR 1.2 · 35% of ind

  • DART 0.0 DART
  • RANK #3/7
  • PHOTO The Toro Company
  • BOOK 6y book
  • INJ 3 inj
  • SIZE ~42 FTE

Nearest TCR peer: The Toro Company (0.0 TCR gap)

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

Diamond Plastics Corp - CG in the TCR neighbourhood

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

TCR

What this shows Diamond Plastics Corp - CG averages 1.2 TCR (35% 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 Corp - CG TCR series: 2016=2.4 · 2017=0 · 2018=0 · 2019=2.4 · 2020=2.2 · 2021=0 · BLS 3.3

Where Diamond Plastics Corp - CG falls in its industry

332 PVC pipe manufacturing establishments

Safer than 90% of graded establishments in this industry, whose median TCR is 3.7.

More dangerous than peersSafer than peers

Narrower to Arizona alone (the establishments it most directly competes with for workers and contracts): ranked #3 safest of 7 PVC pipe manufacturing employers in Arizona.

Diamond Plastics Corp - CG (42 employees, TCR 1.2) 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 Corp - CG
Diamond Plastics Corp - CG (42 employees, TCR 1.2) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 3.7

Diamond Plastics Corp - CG has fewer employees than the PVC pipe manufacturing median and a lower 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
2021 0.0 0.0 0 0 0
2020 2.2 2.2 1 0 0
2019 2.4 0.0 1 0 0
2018 0.0 0.0 0 0 0
2017 0.0 0.0 0 0 0
2016 2.4 2.4 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

326122 · AZ · Casa Grande

332 PVC pipe manufacturing employers nationwide with a credible TCR · 9,594 rated employers in Arizona with headcount on file · 123 employers in Casa Grande, AZ · 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 The Toro Company 1.2 TCR
NAICS-TCR Plastic Trends 1.2 TCR
NAICS-TCR Crane Resistoflex 1.2 TCR
NAICS-TCR RPS Composites Ohio, Inc 1.2 TCR
STATE-SIZE Verano CPG Winslow 42 FTE
STATE-SIZE 260_450 42 FTE
STATE-SIZE Flagstaff Maintenance North 42 FTE
STATE-SIZE Flagstaff Forestry/IS 42 FTE
CITY-NEAR Lucid Motors AMP-1 1,803 FTE
CITY-NEAR WM 7013 908 FTE
CITY-NEAR 7013 828 FTE
CITY-NEAR Tractor Supply Company Distribution Center 0111 515 FTE
NAT-TCR S04296 - Oceanside Hauling Recycling and Yard 1.2 TCR
NAT-TCR American Contract Excavation Services, Inc. 1.2 TCR
NAT-TCR Russellville Route 324 1.2 TCR
NAT-TCR Heller Industries Inc. 1.2 TCR
NAT-SIZE Eunice Plant 42 FTE
NAT-SIZE Zenith - Tupelo 42 FTE
NAT-SIZE CPI USA NC LLC - Southport 42 FTE
NAT-SIZE New Circle Crossing Store 42 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, 2016. 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.