Mining Incidents

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Every injury and fatality MSHA has on file. Filter by state, year, sector, classification, experience, or any keyword from the investigator's narrative.

Total incidents
273,095
Of which fatal
1,202
Years on record
2000–2026
Classifications
20
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The record

15 total records

Showing all 15
December 9, 2025 AZ · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker HANDTOOLS (NONPOWERED)
Arcosa Aggregates · Struck by... (Not Elsewhere Classified)

The injured employee and another employee were attempting to clear out a plugged jaw discharge chute. While hitting the chute with a sledge hammer in order to dislodge the plug, the injured employee hit the edge of the chute, pinching a finger between the chute and the handle of the hammer, fracturing the tip of their finger.

October 2, 2025 AZ · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker SLIP OR FALL OF PERSON
Arcosa Aggregates West, LLC · Fall from machine

The employee was descending the ladder from the top deck of the cone when a hand slipped approximately midway down, causing them to fall to the deck below. Reported to management 10/30 when diagnosed with a hernia.

August 4, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Arcosa Aggregates West, LLC · Caught in, under or between a moving and a stationary object

Employees thumb was pinched between stand and component while adjusting stand. Fracture and laceration to thumb.

June 5, 2025 AZ · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDTOOLS (NONPOWERED)
Arcosa Aggregates West, LLC. · Struck by flying object

The employee was working with another employee replacing a conveyor roller. The injured employee was holding the roller as another employee was taping it in place with a 3-pound hammer. The injured employee moved their hand, and it was struck by the hammer.

May 5, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Arcosa Aggregates West, LLC · Struck by flying object

The employee had removed the pin on the tooth and was tapping it with a small sledgehammer on top to dislodge it from the shank. In the process of striking the tooth, a fragment of metal splintered off the tooth, striking the employee in the thigh.

July 3, 2024 AZ · Metal/Non-Metal dry screening plant operator, screen house operator POWERED HAULAGE
Arcosa Aggregates West, LLC. · Struck against a moving object

On 7-3-24, employee woke up with a sore back. During the shift, they operated a 980m Front End loader. About halfway through the shift, they got off the loader to work on the wash plant. They got back in the loader and around 10:00 a.m., they informed the Plant Manager of a minor pain in their back.

April 23, 2024 AZ · Metal/Non-Metal water truck operator EXPLODING VESSELS UNDER PRESSURE
Arcosa Aggregates West, LLC. · Struck by flying object

The employee was airing up/checking the pressures of the tires of the water truck. After checking the pressure of one of the tires, the employee went to grab the air chuck to add air to the tire. As EE approached, the tire blew out. The employee was about 4 feet away from the tire, but the air pressure blew EE's safety glasses against EE's eyes and debris into EE's eyes.

February 26, 2024 AZ · Metal/Non-Metal mine manager, mine foreman, mine owner MACHINERY
Arcosa Aggregates West, LLC. · Caught in, under or between running or meshing objects

On 2-26-24 EE was using a MAG drill to drill holes on the inside frame of a stacker. In operation EE attempted to clean the metal that was stuck to the drill bit. The drill bit caught EE's glove entangling EE's hand into the drill bit. An employee that was assisting hit the emergency stop on the drill. The entanglement resulted in a laceration to right hand.

February 7, 2024 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Arcosa Aggregates West, LLC. · Over-exertion (Not Elsewhere Classified)

On 2-7-24 between 5 and 6 am. employee was checking the 57-rock stacker during routine monitoring of plant. EE noticed that belt #1 feeding the 57-rock stacker had stopped. EE started making way to the control panel to shut off belt to prevent overflow. On EE's way to the control panel to shut it off, EE stepped wrong hurting their left foot around the achilleas area.

November 22, 2023 AZ · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker SLIP OR FALL OF PERSON
Arcosa Aggregates West, LLC. · Fall from machine

On 11/22/23 at 11:40 am EE was climbing down the screen deck ladder. As EE was climbing down the ladder EE's foot slipped due to mud on EE's boot causing EE to fall off the ladder 5-6 feet to the ground injuring EE's back. EE was unable to prevent the fall because EE was not utilizing 3 points of contact due to having a wrench in one of EE's hands while climbing down.

November 9, 2023 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Arcosa Aggregates West, LLC. · Over-exertion in lifting objects

Employee was moving a 55 gallon drum of oil closer to the machine they were servicing. Tweaked their back while doing so.

October 5, 2023 AZ · Metal/Non-Metal welder (shop) SLIP OR FALL OF PERSON
Arcosa Aggregates West, LLC. · Fall from machine

EE was on top of a conveyor hooking up chains to the lifting eyes to lift the conveyor with the 988k Loader. EE signaled to the loader to put pressure on the chains and then unhooked the fall protection to be able to climb down. The chains that were attached then slipped causing the employee to fall off the side of the conveyor 10 feet to the ground.

June 6, 2023 AZ · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Arcosa Aggregates West, LLC. · Struck against a moving object

The employee was operating a 988 loader when EE's back began to hurt. EE was diagnosed with a back sprain. Lost time as of 6/7/23.

May 4, 2023 AZ · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker STRIKING OR BUMPING
Arcosa Aggregates West, LLC. · Struck against stationary object

Employee was on EE's knees shoveling. When EE finished, EE put EE's hand down to help self up and contacted a sharp rock with EE's hand, resulting a cut that needed stitches.

March 25, 2023 AZ · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker HANDTOOLS (NONPOWERED)
Arcosa Aggregates West, LLC. · Struck against stationary object

Employee was barring out the cone. Material gave way suddenly and employee hit arm against the cone. Received x-ray after continued pain and was diagnosed with a fracture. Reportable as of 3/30.

Showing all 15