Mining Incidents

Frederick Quarry Metal/Non-Metal

Controlled by Vulcan Materials Company
Frederick, Frederick County, MD  ·  Active
MSHA Mine ID: 1800729

Frederick Quarry has $10K in proposed MSHA penalties and $0 outstanding across 6 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
22
Years on record
1999–2025
Latest incident
Jul 2025
Compliance record
MSHA citations since 2000
62
citations
11
significant & substantial
$10,183
proposed penalties
$10,038
paid to date
99% of proposed penalties paid to date, a $145 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
71
inspections on record
1,498
inspection hours
4.1
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.
62 citations across 1,498 inspection hours.
Source: MSHA inspections data, updated weekly.

Frederick Quarry has $10K in proposed MSHA penalties and $0 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.
$10K
proposed penalties
$10K
current assessed
$10K
paid to date
$0
outstanding
61 assessments are final orders; 6 contested dockets.
As of the most recent assessment on 2025-01-14.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
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
2025 Q4 18,921 0 0 0.0
2025 Q3 19,365 1 0 51.6
2025 Q2 21,029 0 0 0.0
2025 Q1 16,923 1 0 59.1
2024 Q4 16,191 0 0 0.0
2024 Q3 17,994 1 0 55.6
2024 Q2 17,398 1 0 57.5
2024 Q1 15,366 0 0 0.0
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 15,268 0 0 0.0
2023 Q3 17,153 3 0 174.9
2023 Q2 18,309 0 0 0.0
2023 Q1 18,870 0 0 0.0
2022 Q4 18,721 0 0 0.0
2022 Q3 20,421 0 0 0.0
2022 Q2 19,024 1 0 52.6
2022 Q1 17,665 0 0 0.0
2021 Q4 19,600 0 0 0.0
2021 Q3 19,285 0 0 0.0
2021 Q2 18,182 0 0 0.0
2021 Q1 14,510 0 0 0.0
2020 Q4 15,760 0 0 0.0
2020 Q3 18,101 0 0 0.0
2020 Q2 17,881 0 0 0.0
2020 Q1 18,785 1 0 53.2
2019 Q4 19,600 2 1 102.0
2019 Q3 21,710 0 0 0.0
2019 Q2 19,515 11 4 563.7
2019 Q1 16,983 0 0 0.0
2018 Q4 17,768 0 0 0.0
2018 Q3 18,625 0 0 0.0
2018 Q2 18,104 0 0 0.0
2018 Q1 15,512 1 1 64.5
2017 Q4 16,212 0 0 0.0
2017 Q3 18,240 0 0 0.0
2017 Q2 16,723 0 0 0.0
2017 Q1 14,753 0 0 0.0
2016 Q4 15,990 0 0 0.0
2016 Q3 15,700 1 0 63.7
2016 Q2 15,934 0 0 0.0
2016 Q1 14,279 1 0 70.0
2015 Q4 14,761 0 0 0.0
2015 Q3 14,372 0 0 0.0
2015 Q2 13,450 0 0 0.0
2015 Q1 10,874 1 0 92.0
2014 Q4 11,776 0 0 0.0
2014 Q3 11,938 0 0 0.0
2014 Q2 11,481 0 0 0.0
2014 Q1 9,126 0 0 0.0
2013 Q4 9,538 0 0 0.0
2013 Q3 10,614 0 0 0.0
2013 Q2 10,328 0 0 0.0
2013 Q1 10,428 0 0 0.0
2012 Q4 11,041 3 0 271.7
2012 Q3 10,582 0 0 0.0
2012 Q2 10,812 1 0 92.5
2012 Q1 11,735 0 0 0.0
2011 Q4 11,264 1 0 88.8
2011 Q3 11,037 0 0 0.0
2011 Q2 9,260 0 0 0.0
2011 Q1 8,967 0 0 0.0
2010 Q4 9,002 1 0 111.1
2010 Q3 8,573 0 0 0.0
2010 Q2 7,634 1 0 131.0
2010 Q1 4,689 0 0 0.0
2009 Q4 6,233 1 0 160.4
2009 Q3 5,636 0 0 0.0
2009 Q2 8,411 1 0 118.9
2009 Q1 3,388 0 0 0.0
2008 Q4 7,089 0 0 0.0
2008 Q3 9,457 0 0 0.0
2008 Q2 9,683 0 0 0.0
2008 Q1 6,509 0 0 0.0
2007 Q4 10,743 0 0 0.0
2007 Q3 11,583 3 0 259.0
2007 Q2 11,398 0 0 0.0
2007 Q1 9,812 4 0 407.7
2006 Q4 6,369 0 0 0.0
2006 Q3 6,436 0 0 0.0
2006 Q2 6,834 0 0 0.0
2006 Q1 6,003 6 2 999.5
2005 Q4 5,843 0 0 0.0
2005 Q3 6,790 1 0 147.3
2005 Q2 6,462 0 0 0.0
2005 Q1 5,354 2 0 373.6
2004 Q4 6,369 0 0 0.0
2004 Q3 6,319 0 0 0.0
2004 Q2 6,589 0 0 0.0
2004 Q1 5,446 0 0 0.0
2003 Q4 6,289 0 0 0.0
2003 Q3 6,968 3 0 430.5
2003 Q2 6,724 0 0 0.0
2003 Q1 5,471 1 1 182.8
2002 Q4 5,554 0 0 0.0
2002 Q3 5,933 0 0 0.0
2002 Q2 6,241 0 0 0.0
2002 Q1 5,172 1 0 193.3
2001 Q4 6,165 0 0 0.0
2001 Q3 5,960 0 0 0.0
2001 Q2 5,360 5 1 932.8
2001 Q1 4,796 0 0 0.0
2000 Q4 4,828 0 0 0.0
2000 Q3 5,863 0 0 0.0
2000 Q2 6,006 1 1 166.5
2000 Q1 5,343 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

22 on file

2025 · 1 incident

July 16, 2025 MD · Metal/Non-Metal miner, prospector, nec OTHER
Vulcan Construction Materials, LLC · (Not Elsewhere Classified)

Customer (Dennis Trucking) was found unresponsive and transported by ambulance where EE later died.

2023 · 1 incident

March 7, 2023 MD · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Vulcan Construction Materials, LLC · Struck against stationary object

EE was using left hand to wipe dirt off excavator fuel filter part number when EE cut left index finger on the fan.

2021 · 2 incidents

September 9, 2021 MD · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Vulcan Construction Materials, LLC · Over-exertion (Not Elsewhere Classified)

The employee was instructed to wash down under the transfer tower. EE was attempting to load a 70' wash down hose into the back of an F150 when EE felt EE's knee pop. EE continued to work and then while unloading the hose EE's foot got stuck in the mud and tried to free it hearing EE's knee pop a second time.

May 4, 2021 MD · Metal/Non-Metal driller, highwall operator, highwall drill operator MACHINERY
Vulcan Construction Materials, LLC · Struck by flying object

Normal Mine working conditions. Compressor was started and the air Valve was opened. Employee noticed an air Leak and was going to close the air valve to relieve the air pressure before tightening the hose fitting. As the employee was about to turn off the air valve, the hose fitting disconnected from the air compressor and struck employee in the arm.

2017 · 1 incident

November 14, 2017 MD · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Vulcan Construction Materials, LLC · Caught in, under or between a moving and a stationary object

Employees left foot was fractured when it was caught between feed plate and drum of crusher while trying to change out blow bars.

2016 · 1 incident

January 19, 2016 MD · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Vulcan Construction Materials, LLC · Caught in, under or between (Not Elsewhere Classified)

Employee held shop door open for supervisor to exit (supervisor was carrying oil). Employee then exited and caught right index finger between door and frame on the hinge side (the door swings in).

2014 · 2 incidents

April 21, 2014 MD · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Vulcan Construction Materials, LLC · Fall from machine

Employee was mounting the first step on a haul truck when his left hand slipped off the handrail and he pivoted to the right and fell to the ground.

February 20, 2014 MD · Metal/Non-Metal building repair man, maintenance SLIP OR FALL OF PERSON
Vulcan Construction Materials, LLC · Over-exertion (Not Elsewhere Classified)

Employee was exiting the cab of a loader when his left foot made contact with the ground and slipped on the ice tearing the tendon in his leg.

2012 · 1 incident

February 3, 2012 MD · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Vulcan Construction Materials, LLC · Over-exertion in lifting objects

Employee strained lower back while performing unit weight samples in the lab.

2008 · 1 incident

May 28, 2008 MD · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator POWERED HAULAGE
Vulcan Construction Materials, LLC · Struck by falling object

EE was assisting as a spotter for a forklift operator lifting a 41 foot I beam. Weight shifted falling on the EE's left foot causing bruising and swelling. EE was seen at Corporate Occupational Health Solutions for a contusion and open wound to left foot. He received modified work restrictions. No lost time from work.

2005 · 2 incidents

August 30, 2005 MD · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Florida Rock Industries Inc · Struck by... (Not Elsewhere Classified)

WHILE TIGHTING SCREEN BOLT PULLING RACHET TOWARD HIM, BOLT SLIPPED AND HANDLE END OF RACHET HIT HIS FOREHEAD

May 26, 2005 MD · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDTOOLS (NONPOWERED)
Florida Rock Industries Inc · Caught in, under or between a moving and a stationary object

Employee was moving spare parts at the plant. He was engaging a chain through materials to be moved. One part shifted position and his hand was caught between the two parts.

2004 · 4 incidents

September 28, 2004 MD · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Florida Rock Industries Inc · Struck against stationary object

Windshield wiper traveled off glass area during heavy rain storm & he attempted to move it back.

July 14, 2004 MD · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Florida Rock Industries Inc · Over-exertion (Not Elsewhere Classified)

8 days after helping other ee's work on #4 screen support tubes he complained of soreness in left shoulder.

June 1, 2004 MD · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Florida Rock Industries Inc · Struck against a moving object

EE WAS RUNNING A VOLVO LOADER AT THE SURGE PILE. A LARGE ROCK SHIFTED IN THE BUCKET, CAUSING THE LOADER TO BE JERKED OR JARRED AROUND. THE EE FELT PAIN IN HIS LOWER BACK JUST AFTER THIS HAPPENED.

2003 · 2 incidents

May 5, 2003 MD · Metal/Non-Metal

EE WAS LOCKING UP THE PARTS TRAILER AT THE END OF THE SHIFT. AS HE STEPPED ON THE WOODEN STEPS, ONE STEP BROKE CAUSING HIM TO TWIST HIS LEFT ANKLE.

2000 · 2 incidents

December 6, 2000 MD · Metal/Non-Metal mine manager, mine foreman, mine owner SLIP OR FALL OF PERSON
Florida Rock Industries Inc · Fall onto or against objects

INSTALING COUNTER WEIGHTS ON A CONE CRUSHER WHEN FOOT SLIPPED CAUSING EMPLOYEE TO HIT HIS RIGHT SHOULDER ON STEEL FRAME.

December 4, 2000 MD · Metal/Non-Metal beltman, conveyor man, conveyor belt worker, mobile bridge carrierman, feeder operator, conveyor rider HANDTOOLS (NONPOWERED)
Florida Rock Industries Inc · Struck by... (Not Elsewhere Classified)

HELPING CHANGE FLAT TIRE, EMPLOYEE STRUCK NOSE WITH BAR. (SUTURES X3 NOSE).

1999 · 2 incidents

November 22, 1999 MD · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Florida Rock Industries Inc · Over-exertion in lifting objects

EE STATES WHILE MOVING A CONCRETE SUPPORT BLOCK FROM UNDER A CONE CRUSHER FRAME HE PULLED A CHEST MUSCLE.

April 9, 1999 MD · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Florida Rock Industries Inc · Over-exertion (Not Elsewhere Classified)

WHILE WALKING DOWN SLOPE PULLED TENDON IN LEFT LEG.

For insurers, brokers, and safety consultants

The full compliance file on Frederick Quarry

A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.