Central-mixed concrete manufacturing · Virgin Islands

Heavy Materials, LLC/St. Thomas Plant

St. Thomas, VI · ~57 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
8.0
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Heavy Materials, LLC/St. Thomas Plant runs at 244% of its industry's injury rate - far more dangerous than the typical Central-mixed concrete manufacturing workplace, earning a grade F.

Heavy Materials, LLC/St. Thomas Plant: 8.0 TCR = 244% of Central-mixed concrete manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Heavy Materials, LLC/St. Thomas Plant safety composite

Heavy Materials, LLC/St. Thomas Plant scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 9%), 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

24/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 8.04 per 100 workers

Safer than 19% of industry peers

DART rate
F 9.26 per 100 workers

Safer than 9% 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

Heavy Materials, LLC/St. Thomas Plant: 6.8 → 9.3 TCR

Peak year 2017 @ 9.3 TCR · DART/TCR 1.15× in 2017

Heavy Materials, LLC/St. Thomas Plant's TCR rose 2.5 from 6.8 in 2016 to 9.3 in 2017. In 2017, DART was 1.15× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 327320 · St. Thomas, VI ABOVE-IND · SMALL

Grade F · TCR 8.0 · 244% of ind

  • DART 9.3 DART
  • RANK P19
  • PHOTO 388 - Conway (388 - …
  • BOOK 2y book
  • INJ 6 inj
  • SIZE ~57 FTE

Nearest TCR peer: 388 - Conway (388 - Conway) (0.0 TCR gap)

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

Heavy Materials, LLC/St. Thomas Plant in the TCR neighbourhood

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

TCR

What this shows Heavy Materials, LLC/St. Thomas Plant averages 8.0 TCR (244% of the Central-mixed concrete manufacturing BLS benchmark).

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

Heavy Materials, LLC/St. Thomas Plant TCR series: 2016=6.8 · 2017=9.3 · BLS 3.3

Where Heavy Materials, LLC/St. Thomas Plant falls in its industry

1,316 Central-mixed concrete manufac establishments

Safer than 19% of graded establishments in this industry, whose median TCR is 4.5.

More dangerous than peersSafer than peers
Heavy Materials, LLC/St. Thomas Plant (57 employees, TCR 8.0) 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 Heavy Materials, LLC/St. Thomas Plant
Heavy Materials, LLC/St. Thomas Plant (57 employees, TCR 8.0) among 29 same-industry peers, split at the industry median of 33 employees and a TCR of 4.5

Heavy Materials, LLC/St. Thomas Plant has more employees than the Central-mixed concrete manufacturing 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
2017 9.3 9.3 2 0 0
2016 6.8 6.8 4 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

327320 · VI · St. Thomas

1,316 Central-mixed concrete manufacturing employers nationwide with a credible TCR · 60 rated employers in Virgin Islands with headcount on file · 15 employers in St. Thomas, VI · 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 388 - Conway (388 - Conway) 8.1 TCR
NAICS-TCR Cadman Seattle RMC 8.1 TCR
NAICS-TCR Geiger Ready Mix Plant 8 8.0 TCR
NAICS-TCR Tinton Falls 8.1 TCR
STATE-SIZE 522000-ST THOMAS PO 54 FTE
STATE-SIZE AeroMD 54 FTE
STATE-SIZE 522000-ST THOMAS PO 52 FTE
STATE-SIZE St Thomas Terminal 64 FTE
CITY-NEAR V.I. Water & Power Authority Harley Plant 321 FTE
CITY-NEAR Emerald Beach Resort 68 FTE
CITY-NEAR 4818-48180059-7020 ESTATE BOVONI-WC 47 FTE
CITY-NEAR William R. Nash VI, Inc. 39 FTE
NAT-TCR Giant Eagle #3051 8.0 TCR
NAT-TCR Runnings of Dickinson 8.0 TCR
NAT-TCR Biomedical Enterprises San Antonio 8.0 TCR
NAT-TCR Apex Center 8.0 TCR
NAT-SIZE N and r of Jefferson City LLC 57 FTE
NAT-SIZE Yokohama Industries Americas Inc. Division 5 57 FTE
NAT-SIZE Legends - Charlotte PNC Amphitheate 57 FTE
NAT-SIZE Sandy Pines Wilderness Trails, Inc 57 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: 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.