Mining Incidents

Montgomery Stone: 132 MSHA citations Metal/Non-Metal

Mt. Sterling, Montgomery County, KY  ·  Active
MSHA Mine ID: 1500069

Montgomery Stone has $23K in proposed MSHA penalties and $0 outstanding across 2 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
14
Years on record
1990–2014
Latest incident
May 2014
Compliance record
MSHA citations since 2000
132
citations
34
significant & substantial
$23,363
proposed penalties
$23,363
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
84
inspections on record
1,392
inspection hours
9.5
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.
132 citations across 1,392 inspection hours.
Source: MSHA inspections data, updated weekly.

Montgomery Stone has $23K in proposed MSHA penalties and $0 outstanding across 2 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.
$23K
proposed penalties
$23K
current assessed
$23K
paid to date
$0
outstanding
124 assessments are final orders; 2 contested dockets.
Of $328 in penalties contested before the Commission, $328 was upheld in final decisions.
As of the most recent assessment on 2026-06-30.
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.
25.8%
significant & substantial
5.3%
high negligence or reckless
25.8%
reasonably likely or greater
43.9%
permanently disabling or fatal if injury occurs
Negligence coding: 2.3% none, 6.1% low, 86.4% moderate, 5.3% 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.
3 citations taken to the federal commission · 2% of citations on record
  • Stood as issued 3 · 100%
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%
0%
Penalty reduction in decided contests
$328 proposed, $328 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 2016-11-21.
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
KENT 2006-185M Dismissal Lesnick 2006 $214 → $214
KENT 2017-0057 Dismissal Simonton 2017 $114 → $114
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: 2026-07-15
8%
of limit-tested samples over the exposure limit
39
samples
13
limit-tested
Most sampled contaminants
  • Nuisance dust, respirable, <1% Qtz61 over
  • Respirable dust, <.1mg21
  • Quartz, respirable, >1% Qtz6
  • Unlisted Particulate, respirable, <1% Qtz4
Show the individual readings (39)
Date Contaminant Concentration Limit Conc / limit Occupation
2023-03-28 Nuisance dust, respirable, <1% Qtz 419.05 10 41.91 Truck Driver
2026-07-15 Unlisted Particulate, respirable, <1% Qtz 0.15 Rotary Bucket Ex. Operator
2026-07-15 Respirable dust, <.1mg 0 Front-end Loader Operator
2026-07-15 Respirable dust, <.1mg 0 Rotary Bucket Ex. Operator
2026-07-15 Quartz, respirable, >1% Qtz 0.14 Bobcat Operator
2026-03-19 Respirable dust, <.1mg 0 Bulldozer Operator
2026-03-19 Respirable dust, <.1mg 0 Rotary Bucket Ex. Operator
2026-03-19 Respirable dust, <.1mg 0 Road Grader Operator
2026-03-19 Respirable dust, <.1mg 0 Truck Driver
2025-05-21 Respirable dust, <.1mg 0 Truck Driver
2025-05-21 Respirable dust, <.1mg 0 Crusher Oper/Worker
2025-05-21 Nuisance dust, respirable, <1% Qtz 0.28 10 0.03 Truck Driver
2025-05-21 Respirable dust, <.1mg 0 Front-end Loader Operator
2023-04-20 Nuisance dust, total, <1% Qtz 1.98 10 0.20 Truck Driver
2023-04-20 Nuisance dust, total, <1% Qtz 1.67 10 0.17 Truck Driver
2023-04-20 Respirable dust, <.1mg 0 Truck Driver
2023-04-20 Nuisance dust, respirable, <1% Qtz 0.14 10 0.01 Truck Driver
2023-03-28 Respirable dust, <.1mg 0 Front-end Loader Operator
2021-04-06 Respirable dust, <.1mg 0 Truck Driver
2021-04-06 Respirable dust, <.1mg 0 Front-end Loader Operator
2021-04-06 Unlisted Particulate, respirable, <1% Qtz 0.19 Complete Load-Haul-Dump
2021-04-06 Respirable dust, <.1mg 0 Front-end Loader Operator
2021-04-06 Unlisted Particulate, respirable, <1% Qtz 0.13 Crusher Oper/Worker
2018-06-27 Respirable dust, <.1mg 0 Front-end Loader Operator
2018-06-27 Respirable dust, <.1mg 0 Truck Driver
2018-06-27 Respirable dust, <.1mg 0 Truck Driver
2018-06-27 Respirable dust, <.1mg 0 Front-end Loader Operator
2011-10-12 Respirable dust, <.1mg 0 Truck Driver
2011-10-12 Respirable dust, <.1mg 0 Front-end Loader Operator
2011-10-12 Quartz, respirable, >1% Qtz 0.24 2.01 0.12 Truck Driver
2011-10-12 Nuisance dust, respirable, <1% Qtz 0.75 10 0.08 Crusher Oper/Worker
2007-06-26 Quartz, respirable, >1% Qtz 0.44 2.09 0.21 Truck Loader
2007-06-26 Quartz, respirable, >1% Qtz 0.65 2.58 0.25 Truck Loader
2003-05-14 Quartz, respirable, >1% Qtz 0.76 1.98 0.38 Truck Driver
2003-05-14 Nuisance dust, respirable, <1% Qtz 0.75 10 0.08 Truck Loader
2003-05-14 Quartz, respirable, >1% Qtz 0.55 3.21 0.17 Truck Driver
2003-05-14 Nuisance dust, respirable, <1% Qtz 0.14 10 0.01 Crusher Oper/Worker
2001-08-13 Respirable dust, <.1mg 0 Crusher Oper/Worker
2001-08-13 Unlisted Particulate, respirable, <1% Qtz 0.3 Crusher Oper/Worker
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.

Montgomery Stone recorded 0.00 reportable injury cases per 100 full-time workers in 2024.

Injury rate, 2024
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
No reportable injury cases in any year shown. Employee-hours were reported in each of those years, so these are true zeros rather than missing data. Citations, listed in the compliance record above, are inspector-found violations and are counted separately from worker injuries.
Below 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 Kentucky, metal and nonmetal mining averaged 1.64 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
2024 * 0.00 0.00 0.000
2023 * 0.00 0.00 0.000
2022 * 0.00 0.00 0.000
2021 * 0.00 0.00 0.000
2020 * 0.00 0.00 0.000
2018 * 0.00 0.00 0.000
2017 * 0.00 0.00 0.000
2016 * 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. Walker Company of Kentucky, Inc. 1950 to 2019
  2. Walker Construction & Materials, LLC 2019 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 16
2025 15
2024 18
2023 17
2022 13
2021 21
2020 21
2019 9
2018 13
2017 12
2016 14
2015 10
2014 9
2013 10
2012 8
2011 8
2010 8
2009 9
2008 10
2007 13
2006 17
2005 16
2004 14
2003 11
2002 9
2001 7
2000 13
Source: MSHA quarterly employment and production, updated weekly.

Montgomery Stone sits in Montgomery County, Kentucky, where the Census mining category is 0.3% 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.
Montgomery County, Kentucky · Population 28,271
0.3%
Mining share of county employment
$57,468
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 6,628 8 0 1207.0
2026 Q1 7,361 1 0 135.9
2025 Q4 6,535 0 0 0.0
2025 Q3 5,169 0 0 0.0
2025 Q2 3,813 1 1 262.3
2025 Q1 4,273 0 0 0.0
2024 Q4 4,950 0 0 0.0
2024 Q3 6,745 0 0 0.0
Show 98 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 7,021 0 0 0.0
2024 Q1 2,592 0 0 0.0
2023 Q4 5,781 0 0 0.0
2023 Q3 6,175 0 0 0.0
2023 Q2 6,942 0 0 0.0
2023 Q1 5,641 0 0 0.0
2022 Q4 5,534 2 0 361.4
2022 Q3 5,965 0 0 0.0
2022 Q2 5,995 2 0 333.6
2022 Q1 3,422 0 0 0.0
2021 Q4 6,182 3 0 485.3
2021 Q3 6,783 0 0 0.0
2021 Q2 6,542 1 1 152.9
2021 Q1 5,809 0 0 0.0
2020 Q4 4,869 1 0 205.4
2020 Q3 10,255 0 0 0.0
2020 Q2 9,537 2 0 209.7
2020 Q1 5,277 0 0 0.0
2019 Q4 3,161 1 0 316.4
2019 Q3 3,705 0 0 0.0
2019 Q2 6,117 3 1 490.4
2019 Q1 2,766 0 0 0.0
2018 Q4 5,104 1 0 195.9
2018 Q3 6,242 0 0 0.0
2018 Q2 6,502 3 1 461.4
2018 Q1 3,529 0 0 0.0
2017 Q4 5,830 0 0 0.0
2017 Q3 5,948 1 0 168.1
2017 Q2 7,196 0 0 0.0
2017 Q1 7,487 4 2 534.3
2016 Q4 7,034 0 0 0.0
2016 Q3 8,298 5 1 602.6
2016 Q2 7,291 0 0 0.0
2016 Q1 7,911 0 0 0.0
2015 Q4 6,141 0 0 0.0
2015 Q3 6,884 1 0 145.3
2015 Q2 5,417 1 0 184.6
2015 Q1 2,361 0 0 0.0
2014 Q4 4,714 2 0 424.3
2014 Q3 7,097 1 0 140.9
2014 Q2 5,859 0 0 0.0
2014 Q1 1,493 0 0 0.0
2013 Q4 4,307 1 0 232.2
2013 Q3 6,662 2 1 300.2
2013 Q2 5,270 0 0 0.0
2013 Q1 4,427 0 0 0.0
2012 Q4 5,263 4 2 760.0
2012 Q3 4,863 0 0 0.0
2012 Q2 5,812 0 0 0.0
2012 Q1 2,871 3 0 1044.9
2011 Q4 3,951 4 2 1012.4
2011 Q3 4,396 0 0 0.0
2011 Q2 5,757 5 2 868.5
2011 Q1 5,854 0 0 0.0
2010 Q4 5,435 3 0 552.0
2010 Q3 5,406 0 0 0.0
2010 Q2 4,855 5 4 1029.9
2010 Q1 864 3 0 3472.2
2009 Q4 4,793 0 0 0.0
2009 Q3 4,566 3 1 657.0
2009 Q2 6,938 0 0 0.0
2009 Q1 2,270 0 0 0.0
2008 Q4 5,238 5 2 954.6
2008 Q3 3,798 2 0 526.6
2008 Q2 5,998 0 0 0.0
2008 Q1 3,334 5 0 1499.7
2007 Q4 5,728 0 0 0.0
2007 Q3 7,765 0 0 0.0
2007 Q2 8,449 7 2 828.5
2007 Q1 7,154 0 0 0.0
2006 Q4 8,254 0 0 0.0
2006 Q3 15,038 0 0 0.0
2006 Q2 8,411 0 0 0.0
2006 Q1 4,463 0 0 0.0
2005 Q4 11,260 7 6 621.7
2005 Q3 7,269 3 1 412.7
2005 Q2 9,395 0 0 0.0
2005 Q1 5,451 0 0 0.0
2004 Q4 5,480 0 0 0.0
2004 Q3 8,357 0 0 0.0
2004 Q2 7,534 5 0 663.7
2004 Q1 3,480 0 0 0.0
2003 Q4 5,839 0 0 0.0
2003 Q3 6,144 0 0 0.0
2003 Q2 6,418 10 3 1558.1
2003 Q1 5,121 0 0 0.0
2002 Q4 5,693 3 1 527.0
2002 Q3 7,039 0 0 0.0
2002 Q2 3,844 0 0 0.0
2002 Q1 2,727 3 0 1100.1
2001 Q4 3,907 0 0 0.0
2001 Q3 7,018 2 0 285.0
2001 Q2 2,831 0 0 0.0
2001 Q1 1,179 1 0 848.2
2000 Q4 1,510 0 0 0.0
2000 Q3 5,878 2 0 340.3
2000 Q2 11,116 0 0 0.0
2000 Q1 4,900 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

14 on file

2014 · 2 incidents

May 14, 2014 KY · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Walker Company of Kentucky, Inc. · Caught in, under or between (Not Elsewhere Classified)

Employee was changing belts on motor, when tip of right index finger was caught between belt and pulley fracturing the tip of the right index finger. Local MSHA was office was called within 5 minutes for notification

March 27, 2014 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Walker Company of Kentucky, Inc. · Struck by... (Not Elsewhere Classified)

Employee was working on crusher installing new plate, struck his right hand with a hammer. Did not think he was hurt, did not report injury. 5/2/2014 came to office explained what happened stated was still hurting and was having problems grasping. Called local MSHA office, employee was sent to company doctor to be examined

2007 · 1 incident

July 2, 2007 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Walker Company of Kentucky, Inc. · Fall to the walkway or working surface

While stepping over a rock, toe caught. Lost balance and fell, striking knee on ground.

2006 · 1 incident

August 29, 2006 KY · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer POWERED HAULAGE
Walker Company of Kentucky, Inc. · Struck against a moving object

Backed up to stockpile, raised bed. When pulled forward felt frame raised up. Was thrown against passenger door. Thus spraining ankle.

2005 · 1 incident

August 1, 2005 KY · Metal/Non-Metal assayer, geologist, metallurgist, engineer, engineer management HANDTOOLS (NONPOWERED)
Walker Company of Kentucky, Inc. · Struck by flying object

While lifting metal piece from jaw crusher, piece broke loose from chain and was flung into employee's left leg

2004 · 2 incidents

December 14, 2004 KY · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger SLIP OR FALL OF PERSON
Walker Company of Kentucky, Inc. · Over-exertion (Not Elsewhere Classified)

Employee was decending vehicle using three points of contact. As stepped onto ground left knee felt like something ripped in it. Had previously injured same knee in the past.

March 15, 2004 KY · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Walker Company of Kentucky, Inc. · Over-exertion in lifting objects

GOT SHOVEL OF MUD, BACKED UP, TURNED, THREW MUD INTO HOLE. BACK STARTED TINGLING & GOT TIGHT.

2003 · 1 incident

May 27, 2003 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Walker Company of Kentucky, Inc. · Fall from machine

AS HE WAS DESCENDING LOADER, FOOT SLIPPED, FELL APPROX 4 FT TRIED TO CATCH HIMSELF WITH LEFT HAND, SPRAINED LEFT HAND.

2001 · 1 incident

1999 · 1 incident

February 23, 1999 KY · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Walker Company of Kentucky, Inc. · Struck against a moving object

EE WAS SITTING UNDER BINS WAITING FOR A LOAD WHEN HIS TRUCK WAS BUMPED BY ANOTHER TRUCK PULLING UNDER BINS.

1997 · 1 incident

June 10, 1997 KY · Metal/Non-Metal belt foreman, maintenance foreman, maintenance supervisor HANDTOOLS (NONPOWERED)
Walker Company of Kentucky, Inc. · Struck by flying object

DOING MAINTENANCE ON CRUSHER. EE WAS TIGHTENING A BOLT. THE BOLT BROKE, SPRING FLEW OUT CATCHING EE'S FINGER. FINGER WAS FRACTURED AND CUT.

1995 · 1 incident

January 31, 1995 KY · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
Walker Company of Kentucky, Inc. · Flash burns (welding)

EE WAS ASSISTING ANOTHER EE IN WELDING PIPE FOR A HAND CABLE.

1994 · 1 incident

August 25, 1994 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Walker Company of Kentucky, Inc. · Struck by powered moving object

INJURED WAS ASSISTING OTHER EMPLOYEES IN CLEARING DEBRIS FROM UNDER A CONVEYOR BELT. THE CREW WAS USING HAND SHOVELS AND A RUBBER TIRED BACKHOE EQUIPPED WITH AN EXTENSION ON THE FRONT BUCKET THE BACKHOE OPERATOR MISJUDGED HIS DISTANCE AND STRUCK INJURED FROM BEHIND KNOCKING HIM TO THE GROUND AND BROKE HIS LEFT ANKLE.

1990 · 1 incident

March 23, 1990 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech FALLING/SLIDING/ROLLING MATERIALS
Walker Company of Kentucky, Inc. · Caught in, under or between a moving and a stationary object

EMPLOYEE HAD A 1 TON MECHANIC TRUCK SUSPENDED ON A HYDRAULIC JACK WITH SUPPORTS PLACED UNDER THE AXLE APPROX 1IN BELOW THE RAISED HEIGHT THE EMPLOYEE WAS IN A SITTING POSITION WITHIN THE WHEEL WELL THE TRUCK FELL OFF THE HYDRAULIC JACK DOWN1IN TO THE SUPPORTS THUS TRAPPING THE EMPLOYEE WITHIN THE WHEEL WELL AREA