Mining Incidents

Earlham Quarry Metal/Non-Metal

EARLHAM, Madison County, IA  ·  Active
MSHA Mine ID: 1302123

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Fatalities
1
Total incidents
11
Years on record
2002–2025
Latest incident
Jul 2025
Compliance record
MSHA citations since 2000
138
citations
18
significant & substantial
$235,766
proposed penalties
$122,699
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 6,820 0 0 0.0
2025 Q3 6,039 2 0 331.2
2025 Q1 596 0 0 0.0
2024 Q4 501 0 0 0.0
2024 Q3 3,625 0 0 0.0
2024 Q1 2,466 1 0 405.5
2023 Q4 3,713 0 0 0.0
2023 Q3 8,386 0 0 0.0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

Fatalities at this mine

1 recorded
March 22, 2016 IA · Metal/Non-Metal outside foreman, leadman Fatality · EXPLOSIVES AND BREAKING AGENTS
Martin Marietta Materials Inc. · Struck by flying object

On March 22, 2016 at approximately 6:35pm an employee was struck by flyrock after a shot was detonated. The employee was sitting inside of a pickup approximately 1,200 feet away from the shot when detonated. This incident resulted in a fatality.

Reportable incidents

10 on file (excluding fatalities above)

2025 · 1 incident

2020 · 1 incident

March 11, 2020 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver OTHER
Martin Marietta Materials Inc. · Bodily reaction, (Not Elsewhere Classified)

EE bent over to pick up a bottle of hydraulic oil and strained back.

2016 · 1 incident

November 14, 2016 IA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Martin Marietta Materials Inc. · Struck by... (Not Elsewhere Classified)

Employee was trying to move a track off of a CAT D8R Dozer to perform repairs. The tension got tight and the chain slipped off causing the hook on the end to come down and hit the employee in the chin and cutting it. Employee received 4 stitches.

2014 · 1 incident

September 12, 2014 IA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Martin Marietta Materials Inc. · Struck by... (Not Elsewhere Classified)

Technician was mounting an oil cooler assembly onto a CAT D400 truck. Had to use a pry bar to help get the cooler mounting bolts lined up with the bolt holes. The pry bar slipped off of the cooler, forcing the tech's left hand to hit the head of another bolt on the machine, lacerating the top of the knuckle on his middle finger. Also, the rain made all of the equipment wet.

2010 · 2 incidents

October 5, 2010 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Martin Marietta Materials Inc. · Struck by... (Not Elsewhere Classified)

EE cut his left wrist with a utility knife while attempting to cut a patch for a conveyor belt. EE was pushing the knife away from his body but contacted his left wrist when the knife slipped. Resulting laceration severed 3 tendons that required minor surgery to repair.

April 7, 2010 IA · Metal/Non-Metal ledgeman/hand, quarry man HANDLING OF MATERIALS
Martin Marietta Materials Inc. · Over-exertion (Not Elsewhere Classified)

While replacing steering hose on D8R.He was down under floor plates reaching in a bad spot to change a hose, must have over reached pulling muscle. It didn't feel bad at the time so didn't tell supervisor for two days. On Friday arm felt bad and fingers a little numb, went to chriopractor.

2008 · 1 incident

June 16, 2008 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
Martin Marietta Materials Inc. · Fall from machine

EE was dismounting loader at designated parking area and stepped on side of berm causing him to sprain his ankle. Did not report incident to manager until 06/20/2008.

2006 · 1 incident

October 20, 2006 IA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Martin Marietta Aggregates · Caught in, under or between (Not Elsewhere Classified)

Employee got his finger between slide bar and spinner pinching his index finger of his left hand. EE thought that he had only damaged his fingernail. A band aid was placed on it and the EE continued to work. EE went to the Doctor on Oct. 26 and was diagnosed with a fracture at the tip of his index finger. No treatment was needed.

2003 · 1 incident

January 29, 2003 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Martin Marietta Aggregates · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS USING SAFTEY GLASSES & A FULL FACE SHEILD AT THE TIME. (METAL FRAGMENT IN EYE).

2002 · 1 incident

October 18, 2002 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Martin Marietta Aggregates · Struck by... (Not Elsewhere Classified)

EE WAS CUTTING A PIECE OF RUBBER FLASHING WIPER OF THE ROAD STONE BIN WHEN THE UTILITY KNIFE SLIPPED CUTTING THE EE'S LEFT FOREARM.