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
Filters 2 active
Time period
Experience at time of incident

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The record

184 matching records

Showing 50 of 184
October 14, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by... (Not Elsewhere Classified)

While installing a shock brushing in truck 143's lower A arm, EE went to knock it in with a hammer, EE missed striking EE's Right thumb. received 6 sutures

May 28, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by... (Not Elsewhere Classified)

Employee was installing a new bearing using a 10lb sledgehammer when they hit their foot just past the steel toe. resulting in the fracture of the minimus pedis (Little toe)

February 15, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Over-exertion in lifting objects

Assigned to change out a steering pump and in process used a come-along to hoist up pump into place, felt a pop in left bicep

November 27, 2024 AZ · Metal/Non-Metal electrician, lineman HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by... (Not Elsewhere Classified)

Cutting tape on middle slim, hit a tough spot, applied more pressure hand slipped and cut left knee, 7 stitches received.

September 11, 2024 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by flying object

Employee struck a pin with a hammer and a small fragment of metal hit EE in the face causing a piece of metal to embed into the skin.

August 29, 2024 AZ · Metal/Non-Metal miner, prospector, nec HANDTOOLS (NONPOWERED)
Asarco LLC · Caught in, under or between a moving and a stationary object

Smashed their left thumb between the valve wrench and a flange resulting in a fracture.

April 16, 2024 AZ · Metal/Non-Metal outside foreman, leadman HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by... (Not Elsewhere Classified)

Employee was working on changing a screen deck panel that had a hole as they were hammering in the new panel, they smashed their left thumb between the hammer and angle iron causing a laceration employee was taken to First aid and seen By EMT and the nurse was called out employee, was sent to have imaging done on the thumb.

March 16, 2024 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Struck by... (Not Elsewhere Classified)

Chipping stuck copper off plate when misjudged momentum caused L thumb to be struck by hammer. L Thumb was struck between hammer and plate. L Thumb 1/2in by 1/2in laceration. Light bruising. Light swelling.

January 17, 2024 AZ · Metal/Non-Metal miner, prospector, nec HANDTOOLS (NONPOWERED)
Asarco LLC · Over-exertion in pulling or pushing objects

Pulling on a 4" nylon sling, bent down to pull up and felt a pop on left hip, on 01/23/24 EE was placed on restricted duty and returned to regular duty on 01/25/2024.

October 9, 2023 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Caught in, under or between a moving and a stationary object

The miner was working on a bobcat skid steer. The machine needed a hoist cylinder replaced. Upon attempting to push out a seized pin the port-a-power slipped. When the port-a-power shifted it struck their left ring finger against the hoist frame of machine

June 2, 2023 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Caught in, under or between a moving and a stationary object

Employee was attempting to beat a bent deck back into place with a 8 lb. hammer. EE was swinging the hammer upward when EE missed the deck, and the hammer went through a hole. This action caused EE's right ring finger to be pinched between the hammer handle and deck causing a crushing injury of right ring finger and a one-inch laceration without damage to nail.

July 6, 2022 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Struck by... (Not Elsewhere Classified)

Field service tech was utilizing a utility knife to cut a seal. The utility knife slipped, striking left ring finger causing a laceration. Field service tech was wearing proper PPE.

April 8, 2022 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Asarco LLC · Struck against stationary object

EE was performing housekeeping. EE was chipping a build up of dirt with a pry bar & struck the back of hand against a stairway edge. The edge of the metal stairway cut through EE's leather glove & created a puncture wound on the back of EE's left hand. Sutures were used to close the 1/2 inch wound.

December 10, 2021 AZ · Metal/Non-Metal mechanic helper HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Struck by... (Not Elsewhere Classified)

Employee was using a box cutter to open a tape measure package. When the employee tried to cut, the box cutter slipped and cut the employee's left wrist by EE's thumb. The employee got bandaged on site and was taken off site to a medical clinic and EE received 3 sutures.

June 4, 2021 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Caught in, under or between a moving and a stationary object

Employees were repairing the latch bar on the shovel dipper. The employee was prying with a bar to loosen the piece of the bar. The dipper door moved and pinched off the fingers on the employee's left hand.

April 6, 2021 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by flying object

Employee was removing lip shroud from bucket with a sledge hammer. The GET shattered and a piece of metal passed through the employee's right calf muscle.

November 2, 2020 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Over-exertion in wielding or throwing objects

Employee was swinging a 15lb sledge hammer to drive in bars and strained a muscle in EE's upper middle back.

August 26, 2020 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Asarco LLC · Over-exertion in pulling or pushing objects

Employee was closing the 1 pump valve at the 7 booster to balance flows at the plant. EE went to the 7 Booster to close the valve with a pipe wrench. After the valve was closed, EE walked to check the pressure gauge and felt pain in EE's right shoulder and arm.

January 20, 2020 AZ · Metal/Non-Metal outside foreman, leadman HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Over-exertion in wielding or throwing objects

Employee was swinging a double jack to drive out a pin on 324 grader. EE needed to switch to swinging left handed because of the awkwardness of pin. Later in the day EE started to feel pain in EE's lower back. The employee did not report the injury until the next day.

September 22, 2019 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Over-exertion (Not Elsewhere Classified)

While using a 3 ton come-a-long to remove the left dipper handle pin from the 518 dipper, the pin jumped approximently an inch causing EE to move suddenly and tweek EE's back on the right side. At first EE requested to report the injury only, but later decided to request medical attention. The onsite EMR treated EE.

August 25, 2019 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Over-exertion (Not Elsewhere Classified)

Employee was using a 6lb hammer to knock mud off of a haul truck and afterwards felt pain in EE's right elbow.

March 21, 2019 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by flying object

EE was removing GET from shovel bucket with all appropriate PPE. EE struck lip shroud with a hammer, a piece of metal struck EE's right leg below the knee.

May 13, 2018 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Over-exertion in pulling or pushing objects

Employee was installing some hoses on the mast of a drill, when they got stuck EE pried on the hoses with a small pry bar to move them and felt pain in EE's right shoulder.

January 24, 2018 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Struck by... (Not Elsewhere Classified)

EE was disconnecting electrical harness & connector would not release. EE used screwdriver to release locking pin on connector. Connector broke, allowing screwdriver to slip and puncture EE right hand between thumb and index finger. EE was take to clinic.

December 18, 2017 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)

Was removing worn liners and placing them in a scrap boat, co-worker tilting the liner with a six foot bar to help remove the cable and pacman, EE reached under the liner to remove the pacman from the cable when the bar slipped from the liner allowing the liner to fall on employee's right hand smashing EE's middle finger under the cable causing lacerated to EE's middle finger.

November 15, 2017 AZ · Metal/Non-Metal belt foreman, maintenance foreman, maintenance supervisor HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Struck by... (Not Elsewhere Classified)

Employee was removing a 190 float machine. The machine was suspended from the float deck crane, employee was adjusting the machine with a come a long to facilitate removal from the cell. While adjusting the come a long the eye-bolt failed causing the barrel assembly and mounting plate to swing and hit employee's lower left leg.

December 6, 2016 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Struck against stationary object

Employee was removing transmission from a truck, when the wrench slipped. This caused ee to strike a bracket and cut hand. EE received 4 stitches.

November 22, 2016 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Struck against stationary object

Employee was shoveling, when the shovel slipped under employee's weight and employee struck hand on a hanging guard. This resulted in a laceration across left hand. The employee received 11 stitches.

August 10, 2016 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Struck by... (Not Elsewhere Classified)

Repairman was trimming edge of a rubber panel for a double deck screen. The blade snapped and remainder of the blade went between left thumb and index finger cutting the left hand. The employee received 5 stitches.

June 17, 2016 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Struck by... (Not Elsewhere Classified)

Employee cut right knee while cutting a conveyor belt. Employee was pulling the knife towards self while making the cut. No Lost Time, No Restricted duty resulted from this injury. Employee received 3 stitches.

May 13, 2016 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by... (Not Elsewhere Classified)

Employee was cutting a 1/2 inch air hose with pocket knife. The knife slipped and cut left forearm. Sutures were required.

March 11, 2016 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Over-exertion in pulling or pushing objects

Employee was using a bar to align cutting edges on a track dozer when EE heard/felt a pop in EE's elbow followed by pain, 3/11/2016. Referred to specialist, doctor took employee off of work 4/27.

December 16, 2015 AZ · Metal/Non-Metal electrician, lineman HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by... (Not Elsewhere Classified)

Employee cut his left hand above base of thumb while trying to remove a splice jacket on a cable.

December 2, 2015 AZ · Metal/Non-Metal miner, prospector, nec HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Caught in, under or between (Not Elsewhere Classified)

Employee was removing rocks from a feeder using a specialty tool designed with a hook on the end to dislodge the rocks. While pulling up on a rock, the hook slipped from beneath the rock causing the tool to move upwards, pinching the employees left middle finger between the metal tool handle and the feeder chute.

November 20, 2015 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by... (Not Elsewhere Classified)

Employee was cutting a rubber hose off of a water tube for the engine when the utility knife slipped and cut his right leg.

October 28, 2015 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by... (Not Elsewhere Classified)

Hammering a piece of metal when a sliver came off and went through glove into left hand, palm.

November 3, 2014 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by... (Not Elsewhere Classified)

Employee was pulling down on wrench loosening a hose fitting when the fitting broke loose and the wrench came down cutting his right hand and twisting his thumb. Two sutures required to close wound.

September 22, 2014 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
ASARCO LLC, a Delaware Limited Liability Company · Over-exertion in pulling or pushing objects

Employee was working on placing the front spindle assembly on a haul truck. He was using a pry bar to turn the assembly when he felt sudden pain in his left shoulder. Employee was taken off work 9/30/2014

August 22, 2014 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by... (Not Elsewhere Classified)

Employee was driving a pin out of ripper shank assembly with sledgehammer; when he struck pin and a sliver of metal struck him in his left leg just below the knee. Employee received stitches.

Showing 50 of 184