Mining Incidents

Kershaw Plant: 45 MSHA citations Metal/Non-Metal

Controlled by Charles S Luck IV
Kershaw, Kershaw County, SC  ·  Active
MSHA Mine ID: 3800728

Kershaw Plant has $14K in proposed MSHA penalties and $3K outstanding across 6 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
1
Years on record
2022
Latest incident
Apr 2022
Compliance record
MSHA citations since 2010
45
citations
7
significant & substantial
$13,910
proposed penalties
$9,175
paid to date
66% of proposed penalties paid to date, a $4,735 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2010
37
inspections on record
416
inspection hours
n/a
citations per 100 inspection hours
This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.
Rate withheld: 416 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Kershaw Plant has $14K in proposed MSHA penalties and $3K outstanding across 6 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$14K
proposed penalties
$12K
current assessed
$9K
paid to date
$3K
outstanding
45 assessments are final orders; 6 contested dockets.
Of $3K in penalties contested before the Commission, $1K was upheld in final decisions.
As of the most recent assessment on 2025-06-02.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Violation severity profile
Shares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.
15.6%
significant & substantial
13.3%
high negligence or reckless
15.6%
reasonably likely or greater
40.0%
permanently disabling or fatal if injury occurs
Negligence coding: 2.2% none, 17.8% low, 66.7% moderate, 13.3% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
When citations were contested
Contesting a citation before the Federal Mine Safety and Health Review Commission is a lawful right. These figures state the public outcomes of that process, from MSHA's Contested Violations file.
6 citations taken to the federal commission · 13% of citations on record
  • Settled 5 · 83%
  • Vacated or withdrawn 1 · 17%
100%
S&S designation survived the contest
Counts a Significant & Substantial citation as surviving when a settlement or judge's decision kept the designation, or the contest was dismissed or defaulted so the citation stands as issued. Vacated and withdrawn citations, and settlements that removed the designation, count against.
of 2 decided S&S contests · industry: 79%
55%
Penalty reduction in decided contests
$3K proposed, $1K after decisions · industry: 39%
Source: MSHA Contested Violations file (public record), updated weekly. A dismissed or defaulted contest leaves the citation standing as issued; a vacated or withdrawn citation is removed from the violation record. Latest contest filed 2024-06-12.
Contested penalties
A reduction or dismissal at the Commission is a lawful outcome of contesting a proposed penalty. Figures are the proposed amount and the amount upheld in the docket's decision.
Largest penalties this mine contested before the Federal Mine Safety and Health Review Commission, with the outcome on record.
Docket Decision Judge Year Proposed / upheld
SE 2022-0097 Settlement McCarthy 2022 $2K → $735
SE 2016-0251 Settlement Paez 2016 $343 → $319
SE 2024-0170 Settlement Paez 2024 $147 → $147
SE 2019-0033 Settlement Bulluck 2019 $128 → $128
SE 2019-0024 Withdrawal Bulluck 2019 $118 → $0
SE-2022-0226 Settlement Moran 2023 $0 → $0
Source: FMSHRC civil penalty dockets and decisions (public record), updated weekly.
Health sampling
A sample is a point in time compliance measurement, not an individual exposure history. These figures describe MSHA sampling records and do not establish causation or personal dose.

Metal and nonmetal contaminants (personal samples)
Many samples are screening measurements of substances with no applicable exposure limit; they are counted as samples but excluded from every over-limit figure. Over-limit shares use only limit-tested samples.

Last sampled: 2025-09-23
0%
of limit-tested samples over the exposure limit
10
samples
3
limit-tested
Most sampled contaminants
  • Respirable dust, <.1mg6
  • Quartz, respirable, >1% Qtz2
  • Nuisance dust, respirable, <1% Qtz1
  • Unlisted Particulate, respirable, <1% Qtz1
Show the individual readings (10)
Date Contaminant Concentration Limit Conc / limit Occupation
2025-09-23 Respirable dust, <.1mg 0 Front-end Loader Operator
2025-09-23 Quartz, respirable, >1% Qtz 0.14 0.86 0.16 Truck Driver
2025-09-23 Respirable dust, <.1mg 0 Truck Driver
2025-09-23 Respirable dust, <.1mg 0 Front-end Loader Operator
2023-12-14 Respirable dust, <.1mg 0 Jackhammer Operator
2023-12-14 Unlisted Particulate, respirable, <1% Qtz 0.41 Crusher Oper/Worker
2020-10-06 Quartz, respirable, >1% Qtz 0.18 0.54 0.33 Mechanic
2020-10-06 Respirable dust, <.1mg 0 Mechanic
2019-03-27 Respirable dust, <.1mg 0 Front-end Loader Operator
2019-03-27 Nuisance dust, respirable, <1% Qtz 0.19 10 0.02 Jackhammer Operator
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly. Metal/nonmetal contaminant figures come from MSHA's Personal Health Samples and Area Samples files (public record), updated weekly.

Kershaw Plant recorded 0.00 reportable injury cases per 100 full-time workers in 2025.

Injury rate, 2025
This rate is reportable injury cases per 100 full-time-equivalent workers per year, computed as 200,000 times cases divided by MSHA operator-reported employee-hours. Cases are injuries MSHA graded degree 01 through 07; accident-only events that hurt no one are excluded, and so are contractor injuries, whose hours do not attach to a single mine. Rates begin in 2000, when quarterly employment reporting starts, and are withheld below 20,000 hours in a year.
0.00
total case rate
0.00
days-away rate
0.000
fatality rate
Below average. The US metal and nonmetal mining average was 1.65 and the all-US-mining average was 1.97 cases per 100 workers.
In South Carolina, metal and nonmetal mining averaged 1.42 cases per 100 workers that year.
Under 100,000 employee-hours were reported that year, so a single case moves the rate by two or more. Read the figure as approximate.
Year total case rate days-away fatal
2025 * 0.00 0.00 0.000
2024 * 0.00 0.00 0.000
2023 * 0.00 0.00 0.000
2022 * 6.67 6.67 0.000
2021 * 0.00 0.00 0.000
2020 * 0.00 0.00 0.000
2019 * 0.00 0.00 0.000
* Fewer than 100,000 employee-hours that year; the rate is less stable.
Source: injury cases from MSHA accident and injury records; employee-hours from MSHA quarterly employment reports. Rate is cases per 100 full-time-equivalent workers, operator employees only.
Ownership history
  1. Willow Oak Quarry, LLC 2010 to 2018
  2. Luck Stone Corporation 2018 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 17
2025 15
2024 14
2023 14
2022 13
2021 12
2020 10
2019 10
2018 11
2017 7
2016 5
2015 3
2011 1
2010 2
Source: MSHA quarterly employment and production, updated weekly.

Kershaw Plant sits in Kershaw County, South Carolina, where the Census mining category is 1.2% of county employment.

Local economic context
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.
Kershaw County, South Carolina · Population 66,924
1.2%
Mining share of county employment
$64,343
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
Quarterly safety rates
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2026 Q2 10,331 0 0 0.0
2026 Q1 8,670 0 0 0.0
2025 Q4 8,712 0 0 0.0
2025 Q3 7,730 0 0 0.0
2025 Q2 8,311 0 0 0.0
2025 Q1 8,514 0 0 0.0
2024 Q4 7,808 1 0 128.1
2024 Q3 7,529 0 0 0.0
Show 39 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 7,388 0 0 0.0
2024 Q1 8,901 0 0 0.0
2023 Q4 7,982 0 0 0.0
2023 Q3 9,105 2 0 219.7
2023 Q2 7,406 0 0 0.0
2023 Q1 6,564 0 0 0.0
2022 Q4 7,388 0 0 0.0
2022 Q3 7,395 0 0 0.0
2022 Q2 7,638 0 0 0.0
2022 Q1 7,554 3 2 397.1
2021 Q4 6,863 0 0 0.0
2021 Q3 6,803 1 0 147.0
2021 Q2 7,738 0 0 0.0
2021 Q1 6,767 0 0 0.0
2020 Q4 6,960 0 0 0.0
2020 Q3 6,745 1 0 148.3
2020 Q2 6,427 1 0 155.6
2020 Q1 6,013 0 0 0.0
2019 Q4 5,982 0 0 0.0
2019 Q3 5,857 0 0 0.0
2019 Q2 5,355 0 0 0.0
2019 Q1 4,231 1 0 236.4
2018 Q4 5,268 0 0 0.0
2018 Q3 5,964 0 0 0.0
2018 Q2 1,818 0 0 0.0
2018 Q1 6,311 0 0 0.0
2017 Q4 5,479 0 0 0.0
2017 Q3 3,992 0 0 0.0
2017 Q2 3,507 1 0 285.1
2017 Q1 4,029 1 0 248.2
2016 Q4 4,087 0 0 0.0
2016 Q3 3,179 2 0 629.1
2016 Q2 2,393 0 0 0.0
2016 Q1 2,805 0 0 0.0
2015 Q4 1,601 0 0 0.0
2011 Q1 237 0 0 0.0
2010 Q4 538 0 0 0.0
2010 Q3 760 0 0 0.0
2010 Q2 721 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

1 on file

2022 · 1 incident

April 11, 2022 SC · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Luck Stone Corporation · Fall from machine

Operator was climbing the ladder on the offside of the 980 loader to fill the auto greaser. When operator got to the last step right knee gave out and operator fell back to operator's right approximately 5' 4" to the ground.