Mining Incidents

Denver Quarry Metal/Non-Metal

charlotte, Lincoln County, NC  ·  Active
MSHA Mine ID: 3101971

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Fatalities
0
Total incidents
9
Years on record
2004–2025
Latest incident
Jan 2025
Compliance record
MSHA citations since 2001
66
citations
7
significant & substantial
$15,632
proposed penalties
$8,910
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 4,174 0 0 0.0
2025 Q2 2,514 4 2 1591.1
2025 Q1 3,132 5 0 1596.4
2024 Q4 1,749 0 0 0.0
2024 Q3 5,739 1 0 174.2
2024 Q2 5,739 2 0 348.5
2024 Q1 5,618 0 0 0.0
2023 Q4 5,932 1 0 168.6
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

9 on file

2025 · 1 incident

January 30, 2025 NC · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer POWERED HAULAGE
Martin Marietta Materials, Inc. · Struck against a moving object

While operating a loader in the pit, the individual was jostled in the seat and felt pain in their back.

2023 · 2 incidents

June 1, 2023 NC · Metal/Non-Metal utility man, shift tech, service/dump truck operator SLIP OR FALL OF PERSON
Martin Marietta Materials, Inc. · Fall to the walkway or working surface

While performing screen maintenance, employee stepped into open hole and fell to same level.

2017 · 1 incident

December 7, 2017 NC · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
Martin Marietta Materials, Inc. · Caught in, under or between a moving and a stationary object

Non-employee commercial truck driver was removing material from tailgate when tailgate pinched fingers.

2011 · 1 incident

August 22, 2011 NC · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor SLIP OR FALL OF PERSON
Martin Marietta Materials, Inc. · Over-exertion (Not Elsewhere Classified)

When ee and coworker were removing the tail pulley guard he stepped over uneven ground and lost his footing. When he stumbled he caught himself not completely falling and hurt his back. Employee has worked full duty with some back discomfort until 3/09/2012 when he had surgery to alleviate the pain. - This surgery makes the incident reportable lost time 03/12/2012.

2010 · 2 incidents

December 27, 2010 NC · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Martin Marietta Materials, Inc. · Fall to the walkway or working surface

A Fed-X driver delivered a package while walking to his truck he slipped on the ice falling backwards hitting his head on the asphalt. Lost consciousness for about 1 min before regaining consciousness. Was transported to the hsp by ambulance and was treated for a concussion and cut to the back of the head. He received 6 stitches and was released

March 15, 2010 NC · Metal/Non-Metal welder (shop) HANDLING OF MATERIALS
Martin Marietta Materials, Inc. · Over-exertion (Not Elsewhere Classified)

While cleaning around #2 conveyor Injury moved the corner post to the guard. He was shaking the post to remove loose material when he felt pain in his knee. He continued working until 12pm when he said the pain had gotten worse, he reported incident to supervisor. *Employee worked restricted duty for three days before returning to regular duty.

2004 · 2 incidents

October 21, 2004 NC · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Martin Marietta Aggregates · Over-exertion in lifting objects

WHILE LIFTING A PIECE OF WIRE CLOTH ONTO THE WASHING SCREEN, EMPLOYEE HEARD A "POP" IN HIS LEFT ARM. HIS CO-WORKER GOT HIM OFF THE SCREEN TOWER WITH A MANLIFT. HE WAS THEN TAKEN TO THE LOCAL HOSPITAL WERE HE WAS DIAGNOSED WITH A TORN BICEP TENDON. X-RAYS CONFIRMED NO BONE DAMAGE. HE WAS INSTRUCTED TO SEE AN ORTHOPEDIC SPECIALIST TO FIND OUT HOW EXTENSIVE THE DAMAGE WAS.

January 23, 2004 NC · Metal/Non-Metal NO VALUE FOUND
Martin Marietta Aggregates · No Value Found

EE AND SEVERAL OTHERS WERE CHANGING THE TEETH AND WEAR CORNER SHROUDS ON OUR PIT LOADER. THEY WERE KNOCKING THE SHROUDS OFF WITH A SLEDGE HAMMER. AFTER THE JOB WAS COMPLETED, EE STARTED WALKIN G OVER TO TRUCK TO LEAVE FOR HOME WHEN HE FELT SOMETHING WET IN HIS WORK BOOT. HE STOPPED AND REMOVED HIS LEFT BOOT AND DISCOVERED HIS FOOT WAS BLEEDING. HE TOLD HIS FELLOW EE HE FELT SOMETHI