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
273,193
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

18 matching records

Showing all 18
June 21, 2024 UT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Mariana Copper One · Fall onto or against objects

Employee was descending non-slip traction steps into a containment area, they tripped, fell forward while catching themself, they broke their left pinky finger.

September 19, 2023 UT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Mariana Copper One · Caught in, under or between (Not Elsewhere Classified)

Employee was descending a 6' step ladder when EE's weight shifted to one side causing the ladder to twist, EE fell and sprained EE's ankle when EE's foot got caught between the first and second rung.

August 8, 2023 UT · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Mariana Copper One · Over-exertion (Not Elsewhere Classified)

Employee was descending a ladder off a 100-ton haul truck. EE's right foot slipped off the second rung and as EE caught self, EE felt a strain to EE's lower back.

September 19, 2015 UT · Metal/Non-Metal leaching operator SLIP OR FALL OF PERSON
Mariana Copper One · Fall to the walkway or working surface

Employee was walking up the ILS pond and slipped on sand and fell and landed on right hand with his elbow locked. He felt pain in right hand and in right shoulder. Employee is on rotation and worked after incident, but then after his off time, reported that he wanted to see doctor. No lost time, has been given restricted duty temporarily.

July 24, 2015 UT · Metal/Non-Metal leaching operator SLIP OR FALL OF PERSON
Mariana Copper One · Over-exertion (Not Elsewhere Classified)

While employee was working on a 2" acid line by the ILS Pond, it started to rain. The pond liner was wet and when the employee stepped on it, his foot slipped and he sprained his ankle.

June 18, 2015 UT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Mariana Copper One · Fall to the walkway or working surface

Employee was pulling on a copper cathode when it slipped. He fell backwards and went to catch himself by putting his hand down. He strained his wrist and was put on restricted duty.

April 3, 2015 UT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Mariana Copper One · Fall to the walkway or working surface

Employee was checking pond levels when he slipped and fell. He tried to catch himself and sprained his wrist. He was put on restricted duty for 5 days.

December 31, 2014 UT · Metal/Non-Metal weighman, scale person SLIP OR FALL OF PERSON
Mariana Copper One · Fall onto or against objects

Employee was watching some cathodes being lowered into the EW cells about 30 feet away. An arc flash occurred and he fell back against a pipe. He was seen by a doctor on 1/14/15 and taken off work for a muscle sprain in his upper back.

November 19, 2014 UT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Mariana Copper One · Fall to the walkway or working surface

Employee slipped on some liner material and fell on his left side hurting his left shoulder. He was put on restricted duty until an MRI can be completed to diagnosis any problem.

April 1, 2013 UT · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Mariana Copper One · Fall onto or against objects

While washing the windows of a 773 cat truck the decking employee was standing on broke. He fell and hit the radiator cap bruising his ribs. He was put on restricted duty.

February 16, 2013 UT · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Mariana Copper One · Fall from machine

Employee was getting off a track-hoe when her foot closest to the ground slipped off the step. She fell to the ground and while trying to catch her self she fractured her wrist.

December 13, 2012 UT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Mariana Copper One · Over-exertion (Not Elsewhere Classified)

Employee was checking a compressor room when he tripped on a piece of grating at the same time his pant leg caught twisting his knee and ankle. He was put on restricted duty.

July 16, 2012 UT · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Mariana Copper One · Fall onto or against objects

Employee was checking a battery box on a dozer when he slipped and fell against the draft arm and track frame on his left side. He was seen by a doctor and given x-rays with negative results. He had a cat-scan on 8/27/12 and they discovered he had cracked two ribs.

April 10, 2012 UT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Mariana Copper One · Fall to the walkway or working surface

Employee was installing drip lines and was walking on the leach pad. He stepped over a rock on to some softer material and twisted his right leg. He went to the doctor on 4/23/2012 and was put on restricted duty.

March 6, 2012 UT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Mariana Copper One · Fall from machine

Employee was throwing trash into a trash bin from the back of a pick-up truck. He grabbed a large piece of card board and a gust of wind came up that knocked him off balance. He fell to the ground on his right shoulder, dislocating his shoulder.

February 2, 2012 UT · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Mariana Copper One · Fall to the walkway or working surface

Employee was walking to the ready line when she slipped on some snow and fell onto her back and right side. She sought medical attention on 02/10/2012 and was put on restricted duty.

April 4, 2011 UT · Metal/Non-Metal assayer, geologist, metallurgist, engineer, engineer management SLIP OR FALL OF PERSON
Mariana Copper One · Fall to the walkway or working surface

Employee was standing on the tracks of a track-hoe and when he went to walk towards the cab the heel of his boot caught and he fell on his right side. He was seen by a doctor on 4/8/2011 and it was determined he had a cracked elbow.

December 21, 2009 UT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Mariana Copper One · Fall to the walkway or working surface

Employee was doing some repair work on the leach pad and while walking he slipped and fell on some ice. He strained his wrist, shoulder, and a possible scapula fracture.

Showing all 18