Mining Incidents

Radix Quarries: 123 MSHA citations Metal/Non-Metal

Radix Carroll County · Surface
Berryville, Carroll County, AR  ·  Active
MSHA Mine ID: 0301232

Radix Quarries has $25K in proposed MSHA penalties and $0 outstanding across 8 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
4
Years on record
1992–2020
Latest incident
Apr 2020
Compliance record
MSHA citations since 2000
123
citations
12
significant & substantial
$25,352
proposed penalties
$22,825
paid to date
90% of proposed penalties paid to date, a $2,527 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
68
inspections on record
1,176
inspection hours
10.5
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.
123 citations across 1,176 inspection hours.
Source: MSHA inspections data, updated weekly.
Imminent-danger orders
A Section 107(a) order removes miners from an area when an inspector finds an imminent danger. Each order is lifted once the condition is corrected, so this counts orders issued, not orders now in effect.
1
Section 107(a) orders
Most recent order: 2015-07-08.
On record since 2015.
Source: MSHA imminent-danger order records, updated weekly.

Radix Quarries has $25K in proposed MSHA penalties and $0 outstanding across 8 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.
$25K
proposed penalties
$23K
current assessed
$23K
paid to date
$0
outstanding
122 assessments are final orders; 8 contested dockets.
Of $13K in penalties contested before the Commission, $10K was upheld in final decisions.
As of the most recent assessment on 2026-05-05.
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.
9.8%
significant & substantial
5.7%
high negligence or reckless
9.8%
reasonably likely or greater
47.5%
permanently disabling or fatal if injury occurs
Negligence coding: 0.8% none, 10.7% low, 82.8% moderate, 5.7% 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.
7 citations taken to the federal commission · 6% of citations on record
  • Settled 6 · 86%
  • Vacated or withdrawn 1 · 14%
67%
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 3 decided S&S contests · industry: 79%
20%
Penalty reduction in decided contests
$13K proposed, $10K 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 2021-03-26.
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
CENT 2016-0228 Settlement Moran 2016 $12K → $9K
CENT 2018-0442 Settlement Miller 2018 $363 → $273
CENT 2015-0475 Settlement Miller 2018 $345 → $293
CENT 2020-0046 Settlement Simonton 2022 $133 → $121
CENT 2004-86-M Settlement Zielinski 2004 $133 → $60
CENT20010247M Withdrawal Barbour 2002 $122 → $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: 2026-05-06
0%
of limit-tested samples over the exposure limit
46
samples
23
limit-tested
Most sampled contaminants
  • Respirable dust, <.1mg22
  • Quartz, respirable, >1% Qtz16
  • Arsenic fumes3
  • Beryllium fumes3
Show the individual readings (82)
Date Contaminant Concentration Limit Conc / limit Occupation
2026-05-06 Quartz, respirable, >1% Qtz 0.19 Cleanup Man
2026-05-06 Respirable dust, <.1mg 0 Crusher Oper/Worker
2026-05-06 Respirable dust, <.1mg 0 Front-end Loader Operator
2025-04-22 Respirable dust, <.1mg 0 Front-end Loader Operator
2025-04-22 Respirable dust, <.1mg 0 Front-end Loader Operator
2025-04-22 Respirable dust, <.1mg 0 Truck Driver
2020-03-11 Respirable dust, <.1mg 0 Front-end Loader Operator
2020-03-11 Respirable dust, <.1mg 0 Crusher Oper/Worker
2018-12-20 Nuisance dust, total, <1% Qtz 0.55 10 0.06 Truck Driver
2013-11-06 Respirable dust, <.1mg 0 Front-end Loader Operator
2013-11-06 Respirable dust, <.1mg 0 Truck Driver
2013-11-06 Respirable dust, <.1mg 0 Front-end Loader Operator
2013-11-06 Respirable dust, <.1mg 0 Supervisor, Co. Official
2013-11-06 Respirable dust, <.1mg 0 Truck Driver
2012-01-04 Quartz, respirable, >1% Qtz 0.34 1.81 0.19 Cleanup Man
2012-01-04 Respirable dust, <.1mg 0 Crusher Oper/Worker
2012-01-04 Quartz, respirable, >1% Qtz 0.12 1.03 0.12 Truck Driver
2012-01-04 Quartz, respirable, >1% Qtz 0.14 0.87 0.16 Cleanup Man
2012-01-04 Quartz, respirable, >1% Qtz 0.12 1.43 0.08 Truck Driver
2010-02-03 Respirable dust, <.1mg 0 Scale Man
2010-02-03 Respirable dust, <.1mg 0 Front-end Loader Operator
2009-08-28 Quartz, respirable, >1% Qtz 0.3 1.32 0.23 Crusher Oper/Worker
2009-08-28 Quartz, respirable, >1% Qtz 0.14 1.15 0.12 Truck Driver
2009-08-28 Quartz, respirable, >1% Qtz 0.29 0.72 0.40 Truck Driver
2009-08-28 Quartz, respirable, >1% Qtz 0.16 0.74 0.22 Truck Driver
2009-08-27 Molybdenum fumes 0 20 0.00 Welder, etc.
2009-08-27 Nickel fumes 0 3 0.00 Welder, etc.
2009-08-27 Vanadium fumes 0 50 0.00 Welder, etc.
2009-08-27 Zinc oxide fumes 0.06 10 0.01 Welder, etc.
2009-08-27 Arsenic fumes 0 1500 0.00 Welder, etc.
2009-08-27 Beryllium fumes 0 6 0.00 Welder, etc.
2009-08-27 Cadmium oxide fumes 0 100 0.00 Welder, etc.
2009-08-27 Chromium, insoluble 0 3 0.00 Welder, etc.
2009-08-27 Cobalt fumes 0 300 0.00 Welder, etc.
2009-08-27 Copper fumes 0 300 0.00 Welder, etc.
2009-08-27 Iron oxide fumes 0.23 20 0.01 Welder, etc.
2009-08-27 Lead fumes 0 450 0.00 Welder, etc.
2009-08-27 Manganese fumes 0.03 5 0.01 Welder, etc.
2009-08-27 Molybdenum fumes 0 20 0.00 Welder, etc.
2009-08-27 Nickel fumes 0 3 0.00 Welder, etc.
2009-08-27 Vanadium fumes 0 50 0.00 Welder, etc.
2009-08-27 Zinc oxide fumes 0 10 0.00 Welder, etc.
2009-08-27 Magnesium oxide fumes 0.2 20 0.01 Welder, etc.
2009-08-27 Arsenic fumes 0 1500 0.00 Welder, etc.
2009-08-27 Beryllium fumes 0 6 0.00 Welder, etc.
2009-08-27 Cadmium oxide fumes 0 100 0.00 Welder, etc.
2009-08-27 Chromium, insoluble 0 3 0.00 Welder, etc.
2009-08-27 Cobalt fumes 0 300 0.00 Welder, etc.
2009-08-27 Copper fumes 0 300 0.00 Welder, etc.
2009-08-27 Iron oxide fumes 0.17 20 0.01 Welder, etc.
2009-08-27 Lead fumes 0 450 0.00 Welder, etc.
2009-08-27 Magnesium oxide fumes 0.21 20 0.01 Welder, etc.
2009-08-27 Manganese fumes 0.02 5 0.00 Welder, etc.
2009-08-27 Molybdenum fumes 0 20 0.00 Welder, etc.
2009-08-27 Nickel fumes 0 3 0.00 Welder, etc.
2009-08-27 Vanadium fumes 0 50 0.00 Welder, etc.
2009-08-27 Zinc oxide fumes 0 10 0.00 Welder, etc.
2009-08-27 Arsenic fumes 0 1500 0.00 Welder, etc.
2009-08-27 Beryllium fumes 0 6 0.00 Welder, etc.
2009-08-27 Cadmium oxide fumes 0 100 0.00 Welder, etc.
2009-08-27 Chromium, insoluble 0 3 0.00 Welder, etc.
2009-08-27 Cobalt fumes 0 300 0.00 Welder, etc.
2009-08-27 Copper fumes 0 300 0.00 Welder, etc.
2009-08-27 Iron oxide fumes 0.28 20 0.01 Welder, etc.
2009-08-27 Lead fumes 8.24 450 0.02 Welder, etc.
2009-08-27 Magnesium oxide fumes 0.18 20 0.01 Welder, etc.
2009-08-27 Manganese fumes 0.03 5 0.01 Welder, etc.
2007-06-27 Nuisance dust, respirable, <1% Qtz 0.38 10 0.04 Crusher Oper/Worker
2007-06-27 Respirable dust, <.1mg 0 Truck Driver
2007-06-27 Respirable dust, <.1mg 0 Truck Driver
2007-06-27 Quartz, respirable, >1% Qtz 0.17 0.97 0.18 Utility Man
2007-06-27 Quartz, respirable, >1% Qtz 0.16 1.38 0.12 Truck Driver
2004-07-14 Respirable dust, <.1mg 0 Crusher Oper/Worker
2004-07-14 Respirable dust, <.1mg 0 Truck Driver
2004-07-14 Quartz, respirable, >1% Qtz 0.35 1 0.35 Truck Driver
2004-07-14 Quartz, respirable, >1% Qtz 0.31 0.91 0.34 Truck Driver
2004-07-14 Respirable dust, <.1mg 0 Front-end Loader Operator
2002-11-19 Quartz, respirable, >1% Qtz 0.42 0.76 0.55 Truck Driver
2002-11-19 Quartz, respirable, >1% Qtz 0.24 0.91 0.26 Truck Driver
2002-11-19 Respirable dust, <.1mg 0 Front-end Loader Operator
2002-11-19 Quartz, respirable, >1% Qtz 0.54 2.62 0.21 Crusher Oper/Worker
2002-11-19 Respirable dust, <.1mg 0 Front-end Loader Operator

Area samples (mill and shop air)

Last sampled: 2025-01-14
3
samples
Show the individual readings (5)
Date Contaminant Concentration Limit Conc / limit Area sampled
2025-01-14 ANALYZED BULK DUST MASS 0 MP DRY SCREENING
2025-01-14 QUARTZ (BULK DUST) 0 MP DRY SCREENING
2025-01-14 ANALYZED BULK DUST MASS 0 MP CRUSHING
2025-01-14 QUARTZ (BULK DUST) 0 MP CRUSHING
2010-02-03 Respirable dust, <.1mg 0 SF Road
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.

Radix Quarries recorded 9.79 reportable injury cases per 100 full-time workers in 2020.

Injury rate, 2020
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.
9.79
total case rate
0.00
days-away rate
0.000
fatality rate
Above average. The US metal and nonmetal mining average was 1.77 and the all-US-mining average was 2.08 cases per 100 workers.
In Arkansas, metal and nonmetal mining averaged 1.13 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
2020 * 9.79 0.00 0.000
2013 * 0.00 0.00 0.000
2012 * 0.00 0.00 0.000
2011 * 0.00 0.00 0.000
2010 * 0.00 0.00 0.000
2008 * 0.00 0.00 0.000
2007 * 0.00 0.00 0.000
2006 * 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. R & R Gravel Inc 1950 to 1991
  2. Carroll County Stone Inc 1991 to 2023
  3. Radix Carroll County 2023 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 7
2025 7
2024 8
2023 10
2022 9
2021 10
2020 10
2019 8
2018 9
2017 10
2016 9
2015 8
2014 9
2013 10
2012 10
2011 11
2010 11
2009 10
2008 11
2007 12
2006 12
2005 12
2004 10
2003 10
2002 11
2001 12
2000 13
Source: MSHA quarterly employment and production, updated weekly.

Radix Quarries sits in Carroll County, Arkansas, where the Census mining category is 0.0% 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.
Carroll County, Arkansas · Population 28,526
0.0%
Mining share of county employment
$55,187
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 3,050 2 0 655.7
2026 Q1 2,992 0 0 0.0
2025 Q4 3,929 1 0 254.5
2025 Q3 3,820 0 0 0.0
2025 Q2 3,199 5 0 1563.0
2025 Q1 3,387 5 0 1476.2
2024 Q4 3,125 0 0 0.0
2024 Q3 4,009 2 0 498.9
Show 98 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 3,657 0 0 0.0
2024 Q1 3,972 0 0 0.0
2023 Q4 3,830 5 1 1305.5
2023 Q3 4,667 1 1 214.3
2023 Q2 3,583 0 0 0.0
2023 Q1 5,253 3 0 571.1
2022 Q4 5,099 0 0 0.0
2022 Q3 3,856 0 0 0.0
2022 Q2 5,020 4 2 796.8
2022 Q1 4,273 0 0 0.0
2021 Q4 4,222 1 0 236.9
2021 Q3 4,970 0 0 0.0
2021 Q2 5,489 1 0 182.2
2021 Q1 4,274 0 0 0.0
2020 Q4 5,639 2 0 354.7
2020 Q3 5,406 0 0 0.0
2020 Q2 4,560 2 0 438.6
2020 Q1 4,819 2 0 415.0
2019 Q4 3,718 0 0 0.0
2019 Q3 4,148 2 0 482.2
2019 Q2 3,821 0 0 0.0
2019 Q1 4,015 0 0 0.0
2018 Q4 4,036 1 0 247.8
2018 Q3 4,216 0 0 0.0
2018 Q2 4,436 1 1 225.4
2018 Q1 3,630 1 0 275.5
2017 Q4 4,471 0 0 0.0
2017 Q3 4,678 0 0 0.0
2017 Q2 4,524 0 0 0.0
2017 Q1 5,416 2 0 369.3
2016 Q4 5,175 0 0 0.0
2016 Q3 5,657 2 0 353.5
2016 Q2 4,704 0 0 0.0
2016 Q1 4,040 0 0 0.0
2015 Q4 4,136 2 0 483.6
2015 Q3 4,623 2 1 432.6
2015 Q2 4,528 0 0 0.0
2015 Q1 3,896 3 0 770.0
2014 Q4 4,172 0 0 0.0
2014 Q3 4,726 4 1 846.4
2014 Q2 4,369 0 0 0.0
2014 Q1 3,593 0 0 0.0
2013 Q4 4,722 5 0 1058.9
2013 Q3 5,892 0 0 0.0
2013 Q2 5,346 1 0 187.1
2013 Q1 5,051 0 0 0.0
2012 Q4 6,025 1 1 166.0
2012 Q3 6,047 1 0 165.4
2012 Q2 6,395 0 0 0.0
2012 Q1 5,719 1 0 174.9
2011 Q4 5,996 0 0 0.0
2011 Q3 5,432 0 0 0.0
2011 Q2 5,894 2 0 339.3
2011 Q1 5,256 4 0 761.0
2010 Q4 5,816 0 0 0.0
2010 Q3 5,864 0 0 0.0
2010 Q2 4,517 3 0 664.2
2010 Q1 3,989 3 0 752.1
2009 Q4 4,214 0 0 0.0
2009 Q3 4,855 0 0 0.0
2009 Q2 5,586 2 0 358.0
2009 Q1 5,038 0 0 0.0
2008 Q4 5,850 4 0 683.8
2008 Q3 6,013 0 0 0.0
2008 Q2 5,037 0 0 0.0
2008 Q1 4,354 0 0 0.0
2007 Q4 5,869 0 0 0.0
2007 Q3 5,464 0 0 0.0
2007 Q2 5,287 3 0 567.4
2007 Q1 5,308 0 0 0.0
2006 Q4 5,455 2 0 366.6
2006 Q3 5,963 5 1 838.5
2006 Q2 6,368 0 0 0.0
2006 Q1 5,745 2 0 348.1
2005 Q4 6,296 0 0 0.0
2005 Q3 6,107 1 0 163.7
2005 Q2 5,586 0 0 0.0
2005 Q1 5,416 0 0 0.0
2004 Q4 5,116 0 0 0.0
2004 Q3 5,248 0 0 0.0
2004 Q2 5,460 0 0 0.0
2004 Q1 4,883 0 0 0.0
2003 Q4 5,431 0 0 0.0
2003 Q3 6,066 5 0 824.3
2003 Q2 5,501 0 0 0.0
2003 Q1 3,789 0 0 0.0
2002 Q4 5,458 6 0 1099.3
2002 Q3 6,191 2 0 323.0
2002 Q2 5,960 0 0 0.0
2002 Q1 4,628 0 0 0.0
2001 Q4 5,696 0 0 0.0
2001 Q3 5,882 0 0 0.0
2001 Q2 6,189 0 0 0.0
2001 Q1 5,297 0 0 0.0
2000 Q4 5,210 0 0 0.0
2000 Q3 5,587 8 1 1431.9
2000 Q2 5,839 0 0 0.0
2000 Q1 5,491 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

4 on file

2020 · 1 incident

April 17, 2020 AR · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Carroll County Stone Inc · Struck by... (Not Elsewhere Classified)

Miner was holding cutting edge bolt in place with gloved hand while holding impact wrench in other hand. Cutting edge bolt spun and cut finger through leather glove. This finger laceration required stitches by Doctor. Miner returned to work same day with no lost time paid, no restrictions.

1996 · 1 incident

June 10, 1996 AR · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Carroll County Stone Inc · Fall from machine

EE ALLEGES HE WAS CLIMBING OUT OF BED OF DUMP TRUCK, SLIPPED CAUGHT HIMSELF WITH ARMS BUT HIT MID BACK ON TRUCK. COMPLAINED OF PAIN ACROSS BACK AND IN RIB AREA.

1994 · 1 incident

August 2, 1994 AR · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator MACHINERY
Carroll County Stone Inc · Struck by flying object

EMPLOYEE USING CUTTIN GTORCH. METAL FROM SPARK POPPED INTO RIGHT EYE.

1992 · 1 incident

August 26, 1992 AR · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Carroll County Stone Inc · Struck against a moving object

54736YEE WAS DRIVING FRONT-END LOADER OUT OF QUARRY PIT WHEN ENGINE DIED LOADER ROLLED BACKWARDS OVER PROTECTION BERM & TURNED ONTO ITS SIDE