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

84 matching records

Showing 50 of 84
February 24, 2026 CT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Specialty Minerals Inc · Fall to the walkway or working surface

Miner was walking from SS to SCD, slipped and fell striking EE's head on the ground. The miner didn't lose consciousness and EE got up and went to SCD where EE reported the fall. Miner initially refused medical treatment then decided to go to the ER for evaluation. Physician removed miner from duty for 1 shift as part of a mild concussion treatment.

March 13, 2025 WY · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
American Colloid Company · Fall from machine

Employee fell off of the dozer causing EE brake EE's left collar bone

February 10, 2025 WY · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
American Colloid Company · Over-exertion (Not Elsewhere Classified)

Slipped on icy road

December 3, 2024 WY · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
American Colloid Company · Fall to the walkway or working surface

Employees walking down a slope and misstep causing them to fall and tear their ACL and fracture their tibia.

February 17, 2024 WY · Metal/Non-Metal mine manager, mine foreman, mine owner SLIP OR FALL OF PERSON
American Colloid Company · Fall from machine

The employee was doing a pre-operation inspection when the employee was filling the coolant of the 16 m blade. Employee bent down to open the engine compartment and woke up on the ground, walked to truck and called for help.

December 17, 2023 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Specialty Minerals Inc · Fall to the walkway or working surface

A technician was performing EE's lube routes Sunday, 17-Dec-23 at approximately 2 p.m.. EE was carrying a bucket with EE's lube gun. While walking on the transition point, EE slipped and fell to EE's knees. EE attempted to break the fall with the arm carrying the bucket. EE felt a "pop" in EE's right shoulder.

October 4, 2023 CA · Metal/Non-Metal ledgeman/hand, quarry man SLIP OR FALL OF PERSON
Specialty Minerals Inc · Fall from machine

On Wednesday October 4th, 2023. A swing shift employee of 2 years and 3 months in the company suffered a back sprain while descending from the G-loader at the beginning of their break at 22:30. As the employee stepped down the ladder, their left foot slipped and went through the last and 2nd to last rungs making them loose grip of their left hand from the handrail.

March 3, 2023 WY · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
American Colloid Company · Fall to the walkway or working surface

An employee was walking to the mobile shop from the parked loader, when EE slid on some mud and fell. As EE tried to get out of the mud, EE's boots became stuck into the mud. Employee lifted right leg, felt a pop in the right knee, and fell to the ground.

September 11, 2022 MT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Barretts Minerals Inc · Fall onto or against objects

Operator slipped on wet concrete and fell on metal catch basin rim below bruising ribs and cutting thumb.

August 3, 2022 MA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Specialty Minerals Inc · Fall down stairs

Employee was walking down stairs. Heel of boot got stuck on grate and employee tripped and fell down 6-7 stairs.

June 2, 2022 WY · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
American Colloid Company · Fall onto or against objects

Employee was training as a bulk loader with another employee. EE was attempting to close a railcar gate which is underneath the railcar. As EE pulled on the metal bar used to close the gate, the bar broke loose. Subsequently, EE stumbled backwards making contact with the corner of an adjacent railcar with the upper left portion of EE's back/shoulder area.

February 21, 2022 ND · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
American Colloid Company · Fall onto or against objects

An Operator was on top of a grate cleaning a crude bin when EE's foot was caught in the grate. EE's knee gave out and EE fell onto the grate spraining their knee and shoulder.

January 7, 2022 WY · Metal/Non-Metal scraper-loader operator SLIP OR FALL OF PERSON
American Colloid Company · Fall to the walkway or working surface

Employee was walking away from the scraper, slipped on snow causing their right leg and knee to buckle.

January 17, 2021 WY · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
American Colloid Company · Fall from machine

Dozer operator was climbing out of the #121 dozer to go inform maintenance that the #126 dozer was defective. While descending from the equipment, the leg slipped on the ice/snow that had built up on the deck and the employee landed on the tracks. This resulted in a shoulder sprain.

January 5, 2021 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Specialty Minerals Inc · Caught in, under or between (Not Elsewhere Classified)

A Scalehouse employee reported on EE's shift at 6:45am. The employee decided to take a break outside the scalehouse area, and leaned up against a metal chain connected to a trailer building and scalehouse structure. As EE leaned on the chain, the wood trailer structure gave way, causing the employee to fall on EE's back with the chain wrapped around EE's lower left leg and ankle.

January 14, 2020 WY · Metal/Non-Metal drill operator SLIP OR FALL OF PERSON
American Colloid Company · Fall to the walkway or working surface

Employee was walking across a road with ice and snow on it and feet slipped out from under them. They hit an elbow and jarred a shoulder.

November 11, 2019 WY · Metal/Non-Metal scraper-loader operator SLIP OR FALL OF PERSON
American Colloid Company · Fall from machine

Employee was shutting down the rear engine on the scraper. Employee lost footing when climbing down and could not regain control. Employee fell, pulling a muscle in right shoulder.

October 25, 2019 WY · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
American Colloid Company · Fall to the walkway or working surface

Employee pushed open a door to go to the locker room at the end of the shift. The kick plate on the door pulled loose and got wedged in the door way. The employee walked through the door and tripped over the kick plate stuck in the door way.

February 11, 2019 MT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Barretts Minerals Inc · Over-exertion (Not Elsewhere Classified)

Maint tech was lifting a piece of mechanical equipment into a Silo bottom when the maint tech slipped and strained upper back.

July 23, 2018 MT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Barretts Minerals Inc · Over-exertion (Not Elsewhere Classified)

Employee stepped off unstable mobile stair platform and strained knee.

May 7, 2018 CA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Specialty Minerals Inc · Fall onto or against objects

Truck driver having truck positioned onto above ground scale to load product into tank trailer. As driver exited truck cab and stepping onto scale railing (flat surface) EE held a 10 foot aluminum pole to position spout, lost footing and fell onto railing. Result was fractured rib. Doctor has reduced EE's duties to modified duty at desk after one day off.

March 11, 2018 WY · Metal/Non-Metal quality control technician, laboratory technician, laboratory assistant SLIP OR FALL OF PERSON
American Colloid Company · Over-exertion (Not Elsewhere Classified)

Employee walked into the maint shop with muddy shoes and slipped and hurt knee. Could not walk on it after it happened. EE was seen by a Dr. and possible torn ligaments.

July 19, 2017 WY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
American Colloid Company · Fall from machine

Fuel delivery driver was climbing down a ladder and slipped and jumped down off the bumper of the trailer injuring their mid back section.

June 27, 2017 MA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Specialty Minerals Inc · Over-exertion (Not Elsewhere Classified)

Operator was instructed to clean out G-15 dust collector with the vacuum truck. EE was returning from evaluating the job and ee began descending down a steep set of stairs. The operator's left foot came down on a step 3-4 inches below what ee expected. The jarring impact fractured the employees heel.

January 12, 2017 WY · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
American Colloid Company · Over-exertion (Not Elsewhere Classified)

Employee walking in deep snow and hyperextended knee. Employee was examined by a dr. on 1-17-17 and was placed on restrictions.

January 7, 2017 WY · Metal/Non-Metal car trimmer, car loader, bin puller, truck loader SLIP OR FALL OF PERSON
American Colloid Company · Fall from machine

Employee was climbing a fixed ladder and foot slipped off the fourth ground causing ee to fall 10ft.

November 13, 2016 MA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Specialty Minerals Inc · Fall onto or against objects

Employee slipped and fell on oil residue. As EE was falling EE's right arm hit a metal guard resulting in a laceration. EE was taken to the local hospital where EE was treated and released without limitations.

April 14, 2016 MT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Barretts Minerals Inc · Over-exertion (Not Elsewhere Classified)

Employee was getting off a creeper in the Mobile Maintenance Shop when EE twisted EE's right knee and tore EE's meniscus.

May 8, 2015 CT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Specialty Minerals Inc · Over-exertion (Not Elsewhere Classified)

Miner parked his forklift and dismounted onto an uneven surface and rolled his ankle spraining it. He stepped off the forklift facing away from it instead of facing it using three points of contact as he was trained to do.

May 4, 2015 CT · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Specialty Minerals Inc · Over-exertion (Not Elsewhere Classified)

The Miner went up the stairway to Mill #6 to find the electrician working up there. After finding the electrician, the Miner and the electrician proceeded down the stairway. At a landing the Miner turned right to continue going down. While turning his right boot caught on the grated landing and the Miner twisted his knee.

February 11, 2015 WY · Metal/Non-Metal brakeman, roperider, car runner, spotterman, snapper, trip rider, car rider, flagman SLIP OR FALL OF PERSON
American Colloid Company · Fall down stairs

Pregnant employee missed a step and fell hitting the top of her belly. She was taken into the ER just as a precaution because she was pregnant and they decided to keep her overnight because she is a high risk pregnancy. She was released the next day.

January 26, 2015 CT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Specialty Minerals Inc · Fall to the walkway or working surface

While connecting a product off-load hose to a rail car filled with lime, the employee slipped on the snow that was in the area. When he stood up, he felt a pain in the lower back.

October 31, 2014 CT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Specialty Minerals Inc · Over-exertion (Not Elsewhere Classified)

Employee was walking and turned his ankle

August 11, 2014 AL · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
American Colloid Company Mineral Group · Fall onto or against objects

While employee was stepping from a platform to load a truck his right foot slipped off the side of the truck causing his right arm come in contact with a guard rail. This caused a contusion on the elbow area and the employee was suffering from pain.

January 2, 2014 MA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Specialty Minerals Inc · Fall to the walkway or working surface

While walking on snow covered ice from the Quarry Lunchroom the employee slipped and fell backwards injuring his left shoulder and right hip. No medical treatment initially. On 01/16/2014 he was evaluated at local medical facility and released for full duty with a referral to physical therapy (P.T.) Incident became recordable on 01/24/2014 when he began P.T.

August 9, 2013 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Specialty Minerals Inc · Fall from machine

A worker had climbed on top of CBE14B in order to inspect the back side of the middle feed chute. As he was descending, his foot caught on the safety pull cord. This caused him to lose his balance and he jumped to the floor from a height of 33". He wound up on his feet on the tunnel floor but the jar resulted in a muscle spasm in his upper back.

September 27, 2011 MT · Metal/Non-Metal drill helper SLIP OR FALL OF PERSON
Barretts Minerals Inc · Fall to the walkway or working surface

While EE was stepping down from helpers stand on back of drill rig, he stepped on uneven terrain and twisted his knee causing him to fall to the ground. Initial treatment was ice and elevation and then transferred to Barrett hospital for further evaluation.

January 16, 2011 MT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Barretts Minerals Inc · Fall down stairs

While climbing stairs to return to Control Room, employee slipped or tripped on stair. Employee's right elbow struck edge of stair on fall.

June 17, 2009 MT · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Barretts Minerals Inc · Fall onto or against objects

While loading blast holes employee slipped into wet and muddy hole and scraped his shin. The injury was not bleeding and the employee did not seek first aid treatment. Eight days later the employee went to doctor because of pain and swelling.

January 14, 2009 CT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Specialty Minerals Inc · Fall to the walkway or working surface

The employee was walking from one building to the next, when he slipped on the ice and injured his left wrist.

May 28, 2008 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Specialty Minerals Inc · Over-exertion (Not Elsewhere Classified)

Employee was walking up an inclined walkway when he felt a pop in his right calf.

April 15, 2008 MT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Barretts Minerals Inc · Fall from machine

When stepping backwards off the Bag Unit table onto the landing, employee slipped and fell approximately one foot onto floor. While trying to break his fall he fractured his right thumb.

March 6, 2008 MT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Barretts Minerals Inc · Fall to the walkway or working surface

Walking to work area slipped on ice and fell dislocating shoulder.

December 14, 2007 CT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Specialty Minerals Inc · Fall to the walkway or working surface

Employee slipped on slush covered surface and fell striking his knee on the ground.

March 26, 2007 CT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Specialty Minerals Inc · Over-exertion (Not Elsewhere Classified)

Employee was climbing down ladder of tanker truck trailer and at bottom/ground stepped on uneven ground and twisted ankle.

February 16, 2007 CT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Specialty Minerals Inc · Fall to the walkway or working surface

Employee was greasing secondary crusher and dryer(SCD) L-150 D Loader and slipped on snow/ice and landed on right shoulder. Employee decided not to go to see a doctor until 2/17/2007. Reportable due to restricted work duty days starting 2/17/2007.

October 31, 2006 CT · Metal/Non-Metal dryer operator, kiln operator, dry plant operator, fluid operator, bed dryer operator SLIP OR FALL OF PERSON
Specialty Minerals Inc · Over-exertion (Not Elsewhere Classified)

While charging (carrying bags of briquettes) furnace #10, the employee went to place a bag on the chute, he planted his left foot & then felt a sharp pain in his left knee. Injury under investigation.

January 18, 2006 MT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Barretts Minerals Inc · Fall to the walkway or working surface

Employee got out of truck to unhook trailer from pickup. When employee walked around trailer, he slipped on a sheet of ice under three inches of new snow. The combination of twisting and falling resulted in a fractured left leg.

December 6, 2005 CT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Specialty Minerals Inc · Over-exertion (Not Elsewhere Classified)

Employee was walking to work area on driveway (asphalt paved) and slipped on block ice.

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