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

133 matching records

Showing 50 of 133
March 15, 2026 SD · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Pete Lien & Sons Inc · Absorption of radiations, caustics, toxic and noxious substances

While installing a side plate on a feeder, a vibrator activated and blew dust under EE's goggles and into EE's eye. EE went to urgent care, where a small lime particle was removed from EE's eye.

August 10, 2025 WY · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion (Not Elsewhere Classified)

Employee strained EE's wrist while changing out a bag in a baghouse.

August 7, 2025 WY · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion (Not Elsewhere Classified)

While working, the employee experienced pain in groin area. A doctor's examination identified an inguinal hernia.

July 22, 2025 WY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in lifting objects

Mechanic from other operation was helping and strained their back while removing a side panel from an excavator. Reportable due to doctor prescribing prescription medication.

February 6, 2025 CO · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Pete Lien and Sons, Inc. · Over-exertion (Not Elsewhere Classified)

Employee was crouched down and felt a pop in EE's knee when EE stood up. Employee was seen by a doctor on 02/06/25, where EE did not receive any treatment and was not placed on modified duty. EE was seen again on 02/17/25, where EE was placed on modified duty.

January 14, 2025 WY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Pete Lien & Sons Inc · Caught in, under or between a moving and a stationary object

Employee was shifting a 55 gallon drum on a pallet when EE's finger got pinched between two drums.

July 16, 2024 SD · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Struck by falling object

The employee was installing rubber skirting at the plant when dust flaked off from above and fell between goggles and face. The material caused eye irritation requiring treatment.

June 24, 2024 WY · Metal/Non-Metal master mechanic, foreman, supervisor HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in lifting objects

Employee was team lifting rocks off a catwalk when they felt a pull in their stomach.

June 17, 2024 SD · Metal/Non-Metal vacuum filter operator, flotation mill/concentrator operator, flotation plant operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Caught in, under or between a moving and a stationary object

a plant assistant was rolling a drive belt onto a crusher. While manually rolling the belt on, three fingers were pinched between the belt and sheave resulting in 2 fractured fingertips.

December 23, 2023 SD · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Absorption of radiations, caustics, toxic and noxious substances

Employee opened an inspection port to check the flow of material when material broke free resulting in hydrated lime coming out of the port and into the employees face. The employee was taken to a clinic to be seen by a physician. No treatment was required but the employee was provided prescription antibiotic drops as preventative care.

July 25, 2023 SD · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Pete Lien & Sons Inc · Absorption of radiations, caustics, toxic and noxious substances

Employee was washing lime off of a piece of plant equipment to remove an access door and some lime and water got inside EE's rubber boot causing a lime burn on EE's calf. Employee reported on 8/2 after EE treated with first aid originally and then later got antibiotics for infection of the burned area.

January 27, 2023 SD · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in lifting objects

Employee was shoveling material when EE felt a pain in EE's lower back.

November 26, 2022 SD · Metal/Non-Metal dry screening plant operator, screen house operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in pulling or pushing objects

Employee was climbing down the ladder of loader. When they got to the last step they felt their shoulder pop before letting go of the ladder and pop back into place after letting go. They reported joint pain the following day and was placed on restricted duty.

January 14, 2022 SD · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion (Not Elsewhere Classified)

On 1/19/2022 the employee reported to EE's supervisor that during EE's shift on 1/14/2022 EE strained EE's back. The employee was unsure of the time or cause. On 1/24/2022 EE began treatment and given work restrictions that could not be accommodated.

September 1, 2021 SD · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion (Not Elsewhere Classified)

Operator was getting into the drill and while making the first step up off the ground, EE felt a pain in the right knee.

April 29, 2021 SD · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in pulling or pushing objects

Employee was rolling out rubber mats when they felt a pain in lower back

March 16, 2021 SD · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Pete Lien & Sons Inc · Caught in, under or between a moving and a stationary object

DURING THE REPAIR OF PICKUP WINDSHIELD WIPER ASSEMBLY THE MOTOR AND ARM RETURNED BACK TO THE CENTER POSITION WHILE THE PICKUP WAS OFF DUE TO STORED ENERGY. THE EMPLOYEE'S FINGER WAS PINCHED BETWEEN THE ARM AND BRACKET, CUTTING OFF THE TIP OF EE'S INDEX FINGER.

March 9, 2021 WY · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in lifting objects

Employee was helping another driller place steel back into the rack when they felt a pop in shoulder. Injury reported on 3/10/21 and Dr. visited on 3/12/21 resulting in light duty restriction.

June 23, 2020 WY · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Caught in, under or between a moving and a stationary object

Employee was assisting with an elevator chain replacement. Employee picked up a section of chain that was lying on the edge of a concrete slab and got left index finger pinched between the chain and the concrete causing a split in the end of index finger.

March 25, 2020 WY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Pete Lien & Sons Inc · Caught in, under or between a moving and a stationary object

Employee was opening a door on a crusher and pinched a finger between it and a nearby chute causing a cut requiring stitches.

January 12, 2020 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Pete Lien and Sons, Inc. · Over-exertion in wielding or throwing objects

Employee was shoveling material at the base of the elevator. While pulling material out they felt a pain in lower back.

October 15, 2019 SD · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in pulling or pushing objects

The employee raised the box to change the oil on a Polaris Ranger ATV. Once the oil change was complete, the employee was lowering the box by pushing on the top of the box when they heard a pop and felt pain in the shoulder.

August 13, 2019 SD · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger HANDLING OF MATERIALS
Pete Lien & Sons Inc · Struck against stationary object

Employee was completing the shut down procedure at the plant in the quarry. With a lot of resistance when shutting the wash-back valve on the dewatering screen, the employee struck the lever with the palm of right hand to shut off the valve.

April 15, 2019 CO · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
Pete Lien and Sons, Inc. · Over-exertion in lifting objects

Employee was adjusting an empty polybag on 4/15/2019 and felt a pain after standing up. They continued to work on 4/15/2019 and reported back pain the next day on 4/16/2019 after bagging a pallet of 50 pound bags.

January 11, 2019 SD · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in lifting objects

Employee felt knee pop as employee was lifting 50 pound bags of ANFO.

September 22, 2018 WY · Metal/Non-Metal dryer operator, kiln operator, dry plant operator, fluid operator, bed dryer operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Absorption of radiations, caustics, toxic and noxious substances

The employee opened a sample port valve to determine if a hydrated lime blockage had cleared the elevator. While the valve was open the blockage broke free sending material out the valve and onto the employee. The employees was wearing safety glasses but the material got behind the foam seal of the glasses and caused injury around and to employee's eyes.

September 14, 2018 WY · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Absorption of radiations, caustics, toxic and noxious substances

Employee was cleaning hydrated lime out of an elevator pit when ee felt irritation on the back of neck. EE attempted to clean the hydrated lime off with vinegar which caused a reaction and a 2nd degree burn.

August 3, 2018 WY · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in lifting objects

Employee was shoveling material on the right hand side of ee body when ee twisted and felt ee left knee pop.

July 20, 2018 SD · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Pete Lien & Sons Inc · Struck by... (Not Elsewhere Classified)

The employee was loading a screen on a forklift with a partner. The screen caught a previously loaded screen. The screen bounced up and struck ee, cutting nose which required stitches.

May 28, 2018 CO · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Pete Lien and Sons, Inc. · Over-exertion in lifting objects

Employee reported pain to right ribs to supervisor on 5/30/2018 not related to any specific event. Employee suggested to Dr. on 5/30/2018 that abdominal muscle strain may be related to substantial amount of bagging done on 5/28/2018.

February 1, 2018 CO · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger HANDLING OF MATERIALS
Pete Lien and Sons, Inc. · Over-exertion in lifting objects

EE was tasked to shovel spillage from a conveyer, the following morning EE reported pain in EE's right bicep and shoulder. EE was seen by a physician and treated for muscle strain/tendonitis, and placed on restricted duty limiting lifting and use of EE's arm until cleared to return to full duty.

December 7, 2017 WY · Metal/Non-Metal utility man, shift tech, service/dump truck operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in lifting objects

EE was loading admixture to a ready mix truck drum using 5 gal. buckets, on 3rd or 4th bucket EE stated felt pain in arm/shoulder. The injury was not reported until 12-15-2017 when the employee sought treatment. EE was placed on restricted duty limiting lifting and activity using right arm until cleared by a physician.

April 8, 2017 SD · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Pete Lien & Sons Inc · Absorption of radiations, caustics, toxic and noxious substances

EE reported lime burns on the toes of EE's left foot. EE was assisting the Maint. Dept. with lime-fines silo repair. EE stated EE noticed issues with EE's foot a couple of days earlier, but continued working until reporting it on 4/8/17. EE's physician prescribed burn ointment and scheduled a follow-up appt.

April 5, 2017 SD · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Pete Lien & Sons Inc · Struck by... (Not Elsewhere Classified)

EE was replacing a blade on a razor scraper when the blade broke and lacerated their left thumb, requiring stitches to close the wound.

December 17, 2016 SD · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in lifting objects

EE was shoveling waste material from a clinker chute as part of maintenance duty, afterwards EE stated EE's back was hurting and EE's right leg was numb. EE provided a physicians note 12/22/2016 placing EE on restricted duty pending follow up.

November 20, 2016 SD · Metal/Non-Metal utility man, shift tech, service/dump truck operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in lifting objects

EE was working as part of a maintenance crew shoveling clinker/waste material from kiln No. 2 when employee strained left shoulder. A physician placed employee on restricted duty regarding lifting, pending the release to full duty and prescribed anti-inflammatory medication.

June 29, 2016 CO · Metal/Non-Metal assistant mine foreman, assistant mine manager HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion (Not Elsewhere Classified)

EE was unloading a pneumatic trailer at the facility, when offloading was completed the EE reached to close the butterfly valve on the OTR truck trailer and felt a pop in right bicep. EE's physician diagnosed EE with a tendon strain/tear and placed EE on restricted duty pending follow-up exam. EE returned to full duty 7-1-2016 after follow-up.

May 27, 2016 CO · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger HANDLING OF MATERIALS
Pete Lien and Sons, Inc. · Struck against stationary object

On 5-27-16, EE was ascending the access ladder to a haul truck when EE struck right knee on the ladder rung. Reported accident on 5-31-16, was seen by physician and placed on restricted duty. Follow-up appt. 6-3-16 cleared EE for RTW with no restrictions.

April 15, 2016 WY · Metal/Non-Metal outside foreman, leadman HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in pulling or pushing objects

4/15/16 EE was reeling up a torch hose when they felt a pop in their back followed by cramping. 4/19/2016 EE received chiropractic examination and adjustment - returned to work without restriction or follow-up appointment required.

April 5, 2016 WY · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in lifting objects

EE was performing maint./clean-up at Conveyer No. 0004. As EE shoveled, felt back pain and reported the incident to supervisor. EE preferred to wait and see if condition improved-which it did not. EE was treated by a physician on 4/11/16 for back spasms with Rx medications and restricted from lifting over 10 lbs until cleared by physician.

March 28, 2016 CO · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Pete Lien and Sons, Inc. · Struck against stationary object

EE was moving a piece of handrail in the Fab. Shop, ee slid one end across the floor, as ee was straightening up, ee hit head on another piece of railing, lacerating forehead between hardhat and safety glasses. The rail ee moved tipped over and struck hand causing a bruise. EE was seen by a phys.to suture the wound and assess hand.

March 9, 2016 SD · Metal/Non-Metal dryer operator, kiln operator, dry plant operator, fluid operator, bed dryer operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Absorption of radiations, caustics, toxic and noxious substances

EE finished cleaning the K-1 Tunnel and heading to the dust-off station when EE felt an object enter EE's left eye behind EE's safety goggles. EE used eye wash station, but EE's condition worsened overnight. EE was seen by a physician the following day for corrosion to EE's cornea from lime contact and placed on restricted duty.

November 19, 2015 SD · Metal/Non-Metal hydrate plant operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Caught in, under or between (Not Elsewhere Classified)

EE was working with maintenance crew reinstalling a screen in the Hydrate Roto-Sieve.4 employees were sliding the screen into place which fits tightly screen slid suddenly and pinched his index/middle fingers between lip of the screen and screen housing. Examining physician lanced fingernails to relieve pressure and prescribed pain meds. EE has returned to full duty.

November 15, 2015 SD · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Absorption of radiations, caustics, toxic and noxious substances

EE was cleaning out a plugged chute on K2 Preheat tower. EE was looking into cleanout port when the chute plugged again causing lime/dust to exit the port striking EE in the face/eyes. EE has been examined/treated by a physician for corneal abrasions and chemical injuries to his eyes. Return to full duty expected pending clearance from his physician.

April 14, 2015 SD · Metal/Non-Metal tipple/top lander/skip dumper operator, binman, topman HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion (Not Elsewhere Classified)

EE strained his right knee accessing Plant stairways/ladders-filed First Report of Injury 4-21-15. Was treated by a physician 4-28-15 and placed on light duty pending further treatments and follow-up.

March 27, 2015 SD · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion (Not Elsewhere Classified)

EE was exiting a Vac-Truck - as he stepped out of the operator's station onto the access steps he felt his knee pop. Following a Phys. appointment on 3/30/15 EE was placed on restricted duty pending additional scans/follow-up.

February 17, 2015 CO · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Pete Lien and Sons, Inc. · Over-exertion in lifting objects

2/17/2015 EE was working with another miner carrying an auger up to the top of a product silo under Maint./Repair. EE completed his shift on 2/17/15, but on 2/18/15 notified his Supervisor of lower back pain. EE was seen by a phys. and was treated for a strained back; placed on lifting/bending restrictions until cleared to return to full duty.

January 4, 2015 SD · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in lifting objects

EE strained his back while working at Lime Load-out station. He aggravated it further while adding oil to plant equipment. EE was seen by a Chiropractor and placed on leave for 3 days for a stained back. The operator did not receive physician's exam write up and RTW clearance until 01/08/2015.

August 7, 2014 CO · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Pete Lien and Sons, Inc. · Over-exertion in lifting objects

EE was shoveling material near the crushing/screening plant when he felt his back pop. EE was seen by physician and treated for a lumbar strain. He has been placed on restricted duty until cleared by the physician to return.

July 29, 2014 SD · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger HANDLING OF MATERIALS
Pete Lien & Sons Inc · Over-exertion in lifting objects

7/29/14 Employee was assisting with a screen change, after crew was finished-EE complained of lower back/hip pain. 7/31/14 EE was seen by physician and placed on restricted duty with no work activity allowed until cleared by phys. EE prescribed anti-inflammatory Rx, rest and ice for pain.

Showing 50 of 133