Marine construction · South Carolina

Marinex Construction, Inc.

Charleston, SC · ~111 workers · 5 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
6.2
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Marinex Construction, Inc. runs at 220% of its industry's injury rate - far more dangerous than the typical Marine construction workplace, earning a grade F.

Marinex Construction, Inc.: 6.2 TCR = 220% of Marine construction BLS 2.8 · 5y Form 300A (see methodology below)

Marinex Construction, Inc. safety composite

Marinex Construction, Inc. scores strongest on fatalities (safer than 52% of same-industry peers) and weakest on total case rate (tcr) (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

22/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 6.16 per 100 workers

Safer than 9% of industry peers

DART rate
F 2.88 per 100 workers

Safer than 16% of industry peers

Fatalities
D 0

Safer than 52% 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

−7.6

2019→2024

Marinex Construction, Inc. injury rate improved

Marinex Construction, Inc.'s TCR fell 7.6 from 11.7 in 2019 to 4.0 in 2024. Peak filing year was 2019 at 11.7 TCR. In 2024, DART was 0.47× this establishment's average TCR (severity share of cases).

2019=11.7 · 2021=6.1 · 2022=0.7 · 2023=8.3 · 2024=4.0

OSHA ITA Form 300A scorecard

Establishment book 237990 · Charleston, SC ABOVE-IND · MID

Grade F · TCR 6.2 · 220% of ind

  • DART 2.9 DART
  • RANK #7/7
  • PHOTO Naples Builders Inc
  • BOOK 5y book
  • INJ 47 inj
  • SIZE ~111 FTE

Nearest TCR peer: Naples Builders Inc (0.0 TCR gap)

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

Marinex Construction, Inc. in the TCR neighbourhood

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

TCR

What this shows Marinex Construction, Inc. averages 6.2 TCR (220% of the Marine construction BLS benchmark).

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

Marinex Construction, Inc. TCR series: 2019=11.7 · 2021=6.1 · 2022=0.7 · 2023=8.3 · 2024=4 · BLS 2.8

Where Marinex Construction, Inc. falls in its industry

932 Marine construction establishments

Safer than 9% of graded establishments in this industry, whose median TCR is 1.5.

More dangerous than peersSafer than peers

Narrower to South Carolina alone (the establishments it most directly competes with for workers and contracts): ranked #7 safest of 7 Marine construction employers in South Carolina.

Marinex Construction, Inc. (111 employees, TCR 6.2) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 1.5 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 05001,0001,500 051015 Average employees Total Case Rate Marinex Construction, Inc.
Marinex Construction, Inc. (111 employees, TCR 6.2) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 1.5

Marinex Construction, Inc. has more employees than the Marine construction median and a higher injury rate than the industry's median TCR of 1.5. 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 4.0 2.9 7 0 0
2023 8.3 8.3 12 0 0
2022 0.7 0.6 12 0 0
2021 6.1 6.1 6 0 0
2019 11.7 11.7 10 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

237990 · SC · Charleston

932 Marine construction employers nationwide with a credible TCR · 7,610 rated employers in South Carolina with headcount on file · 341 employers in Charleston, SC · 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 Naples Builders Inc 6.2 TCR
NAICS-TCR Maine Track Maintenance Waterville Office 6.2 TCR
NAICS-TCR Queen City Railroad Construction Inc 6.2 TCR
NAICS-TCR Transportation Systems Partners - NICTD South Shore Double Track 6.1 TCR
STATE-SIZE Horry-Georgetown 111 FTE
STATE-SIZE Marleylilly 111 FTE
STATE-SIZE Plant H5 111 FTE
STATE-SIZE Alcami Corporation - MCC 111 FTE
CITY-NEAR Medical University Hospital Authority 8,204 FTE
CITY-NEAR Medical University of South Carolina 5,881 FTE
CITY-NEAR SC-03 4,525 FTE
CITY-NEAR SAFETY MANAGEMENT DIVISION 1,790 FTE
NAT-TCR 1118 - Woodinville 6.2 TCR
NAT-TCR ASPC Tucson 6.2 TCR
NAT-TCR G&G Steel 6.2 TCR
NAT-TCR Dutton Ranch Corp 6.2 TCR
NAT-SIZE 1904 - Houston Tomball North 111 FTE
NAT-SIZE 1535 - Galveston 111 FTE
NAT-SIZE Valley Construction Co. 111 FTE
NAT-SIZE 1381 - Mansfield 111 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, 2021, 2019. 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.