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

482 total records

Showing 50 of 482
May 18, 2023 OR · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Knife River Corporation-Northwest · Fall down stairs

Miner was negotiating stairs to perform maintenance on a screen. When they turned to face screen, their foot slipped off of the stair tread causing them to trip down the remaining two steps and sit down on top of their right foot/ankle. Miner was evaluated for right ankle strain.

April 14, 2023 MT · Metal/Non-Metal outside foreman, leadman MACHINERY
Knife River Missoula · Caught in, under or between a moving and a stationary object

Employee found debris on the under belt scraper of the head pulley coming out of jaw crusher (7158) and attempted to clean it without de-energizing the piece of equipment first. This resulted in the belt grabbing the 3 foot pry bar and slamming EE's hand into the scraper and framework of the under belt. This resulted in 2 broken bones in the Right arm and hand.

March 16, 2023 WY · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
JTL Group, Inc. · Over-exertion (Not Elsewhere Classified)

Employee was running on mine surface and rolled right ankle. Employee is unsure exactly what happened to cause the ankle to roll.

January 18, 2023 OR · Metal/Non-Metal FIRE
Knife River Corporation-Northwest · Accident type, without injuries

An electrical fire in the MCC initiated upon startup of operational controls. Damage includes a total loss of MCC and appurtenant wiring/electrical systems. No persons were injured.

December 8, 2022 OR · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDTOOLS (NONPOWERED)
Knife River Corporation-Northwest · Fall onto or against objects

MINER WAS USING A PRY BAR TO LIFT UP THE LATCH OF A PINTLE HITCH. THE PRY BAR LOST PURCHASE ON THE LATCH WHILE THE MINER WAS PUSHING DOWN ON THE END OF THE BAR RESULTING IN THE LOSS OF BALANCE. MINER FELL FORWARD AND STRUCK THEIR FACE ON THE TOP SUPPORT BAR OF A MUDFLAP RESULTING IN THE DISLODGEMENT OF A DENTAL CROWN. THE UNDERLYING TOOTH WAS CHIPPED AND STILL AFFIXED TO THE CROWN.

December 5, 2022 HI · Metal/Non-Metal welder (non-shop) MACHINERY
Hawaiian Cement · Struck by flying object

Miner was using a cutting torch to cut a catwalk support. While making the cut, a piece of cutting debris went into miners Right eye. Miner treated at clinic, prescribed eye drops. Returned to work with no time loss.

November 22, 2022 OR · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Knife River Corporation-Northwest · Struck by rolling or sliding object

MINER WAS STRUCK IN THE LOWER BACK BY THE OVERFLOW CHUTE OF A PORTABLE CRUSHER AFTER IT SHIFTED WHILE BEING STOWED ON THE TRAILER FOR TRANSPORT. THE IMPACT KNOCKED MINER TO THE GROUND.

November 8, 2022 MN · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON

Employee was loading conveyor onto the transport truck grabbing the railing when EE's hand slipped falling straight backwards onto EE's left side.

October 31, 2022 OR · Metal/Non-Metal electrician, lineman POWERED HAULAGE
Knife River Corporation-Northwest · Caught in, under or between a moving and a stationary object

Electrical Contractor (ID K893) on our mine site was operating a F-350 pickup ascending a haul road when the vehicle suffered a brake failure and began rolling backwards. Individual removed their seat belt and jumped from the moving vehicle resulting in left lower extremity being "run over" by the L front tire of the pickup as it rolled backwards.

October 17, 2022 OR · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver MACHINERY
Knife River Corporation-Northwest · Struck against a moving object

DUMP BOX OF HAUL TRUCK BEING OPERATED BY MINER WAS JOSTLED BY EXCIVATOR BUCKET WHILE LOADING MATERIAL. MINER REPORTS NECK AND BACK PAIN.

October 17, 2022 MT · Metal/Non-Metal washer operator, sizing operator HANDLING OF MATERIALS
Knife River Missoula · Struck by falling object

Replacing a screen. Lifted screen to remove a rock and screen slipped from coworker's grip causing screen to fall on employee's hand. Lacerating left palm. Required stitches and tetanus shot.

August 25, 2022 OR · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Knife River Corporation-Northwest · Over-exertion in lifting objects

LIFTING 8" PIECE OF STEEL CHANNEL TO REPLACE A LEG/SUPPORT BEING INSTALLED ON AN OVERLAND CONVEYOR. CARRIED ITEM APPROX 30' AND SET IT DOWN. MINER EXPERIENCED RIGHT TESTICULAR PAIN.

August 5, 2022 MN · Metal/Non-Metal beltman, conveyor man, conveyor belt worker, mobile bridge carrierman, feeder operator, conveyor rider POWERED HAULAGE
Northstar Materials Inc dba Knife River Materials · Caught in, under or between a moving and a stationary object

Tail Pulley on conveyor was plugged and stopped the conveyor. Conveyor was locked out and gear box brake was set to prevent the belting from moving backwards. As material was removed relieving pressure, belting moved forward pulling miner into tail pulley.

August 1, 2022 OR · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Knife River Corporation-Northwest · Struck by falling object

TEAM MEMBER WAS LIFTING INSPECTION DOOR TO VSI. WHILE MOVING TO GET A BETTER LEVERAGE ON THE DOOR TO USE TWO HANDS, THE DOOR SLIPPED AND LANDED ON TEAM MEMBER'S LEFT THUMB. THE EVALUATION BY THE HAND SPECIALIST INDICATES NERVE DAMAGE AND BONE IS OFFSET AND WILL NEED SURGERY.

July 26, 2022 HI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS
Hawaiian Cement · Over-exertion (Not Elsewhere Classified)

While flipping gates on the screener, bent over to reach for equipment resulting in a low back strain.

May 5, 2022 SD · Metal/Non-Metal water truck operator SLIP OR FALL OF PERSON
Knife River - South Dakota · Fall to the walkway or working surface

EE was pulling a 1 1/2 inch fire hose to clean off piece of equipment, as EE was walking backwards, tripped in rut and fell to ground.

May 3, 2022 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Connolly-Pacific Company · Over-exertion in lifting objects

Transferring 55lb Anfo bags from trailer onto conveyor into Magazine #1 storage.

April 26, 2022 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman STEPPING OR KNEELING ON OBJECT
Connolly-Pacific Company · Struck against stationary object

Working at the blasting operation, EE was walking from one down hole to another when EE stepped on a rock and felt their left knee move. EE was able to continue the shift and the knee started hurting the next day 04/27/22.

April 13, 2022 ID · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Knife River Southern Idaho Division · Struck by flying object

Miner was working on a conveyor and cleared the dust off the are they were about to work on and got dust in their eye.

April 4, 2022 SD · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
Knife River - South Dakota · Over-exertion (Not Elsewhere Classified)

On 04/04/2022 EE climbed down the ladder on the loader that EE was operating to close the gates to the haul road. As EE stepped down on the lower rung of the ladder, it broke away from this support. EE grabbed the ladder as EE fell straining left arm bicep when EE caught self from falling. PT wasn't ordered until 06/13/2022.

March 28, 2022 ND · Metal/Non-Metal miner, prospector, nec POWERED HAULAGE
Knife River North Central · Caught in, under or between a moving and a stationary object

Miners finger tip was mashed when caught between a drive belt and a pulley when trying to change the drive belts.

March 21, 2022 HI · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver MACHINERY
Hawaiian Cement · Struck against a moving object

While being loaded by the shovel, the shovel made contact with the tip of the haul truck bed causing haul truck operator to be jolted forward in the seat resulting in head, neck and back pain.

February 15, 2022 CA · Metal/Non-Metal inspector HANDLING OF MATERIALS
Knife River Const · Caught in, under or between a moving and a stationary object

Tank inspector got abrasion/cut to left ring finger when EE's wedding ring got caught as EE was exiting a truck. Ambulance was called as a precaution.

January 26, 2022 SD · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Knife River - South Dakota · Over-exertion (Not Elsewhere Classified)

Employee received a cortisone shot to EE's left shoulder on 2/4/22 for an injury that occurred on 1/26/22.

January 14, 2022 OR · Metal/Non-Metal dispatcher MACHINERY
Knife River Corporation-Northwest · Caught in, under or between a moving and a stationary object

Team members were picking up a sand screw equipment off a trailer with a crane. One of the rear rigging legs was hung up on a bolt/stud. Team member went to correct the rigging. As EE's hand got near the chain it released tension, taking EE's hand with it towards the sand screw frame rail, pinning it between the chain and the frame. Tip of right index finger was fractured.

January 13, 2022 SD · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Knife River - South Dakota · Struck by... (Not Elsewhere Classified)

Employee cutting belting for back flaps for feed ends of screen. Employee had the belting on the ground cutting, while on knees the utility knife slipped from the rubber, causing small laceration to inner left side of right knee.

November 22, 2021 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Connolly-Pacific Company · Struck by... (Not Elsewhere Classified)

Carrying a piece of wood and it slipped out of EE's left hand causing a splinter to get wedged into finger/palm area.

November 22, 2021 WY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
JTL GROUP,INC. · Caught in, under or between a moving and a stationary object

EMPLOYEE INSPECTING BLOW BARS ON IMPACT,ELBOW STRUCK THE BREAKER PLATES AND ROTOR COTINUED TO ROLL. THIS CAUSED BREAK IN RIGHT WRIST.

October 18, 2021 SD · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Knife River - South Dakota · Over-exertion (Not Elsewhere Classified)

Employee was climbing ladder onto haul truck, hands slipped, twisted left side back.

October 1, 2021 TX · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer POWERED HAULAGE
Knife River Corporation South · Struck against a moving object

Employee was operating a 988K loader feeding a stationary crushing and screening plant. The operator drove the loader over a large rock, adjacent to the muck pile, causing operator to lose control of the loader. This caused injury to the operator's back. The operator required off site medical treatment and time off per medical professional

September 27, 2021 OR · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer OTHER
Knife River Corporation-Northwest · (Not Elsewhere Classified)

Prior to the beginning of Team Members regular shift, they experienced a non-work related acute on-set medical event that resulted in their death. This is an immediately reportable accident not a work related injury or illness.

September 10, 2021 CA · Metal/Non-Metal groundman, yardman SLIP OR FALL OF PERSON
Knife River Const · Over-exertion (Not Elsewhere Classified)

Employee stated EE slipped and buckled EE's knee. Employee stated EE was handing a section of screen media to another employee, EE needed to step on the electric motor for the stationary screen to get high enough to hand the screen media to the other employee, when EE stepped on the electric motor EE slipped and EE's knee buckled, EE continued working and never said EE hurt self

August 30, 2021 OR · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Knife River Corporation-Northwest · Caught in, under or between a moving and a stationary object

WHILE PERFORMING MAINTENANCE ACTIVITIES ON AN HP 400 CONE CRUSHER, TEAM MEMBER WAS REMOVING PIN FROM HYDRAULIC CYLINDER ON AN HP 400. WHEN PIN WAS REMOVED, THE HYDRAULIC CYLINDER CAME DOWN PINCHING LEFT PINKY FINGER BETWEEN CYLINDER AND OBJECT USED TO REMOVE PIN. FINGER REQUIRED STITCHES.

July 2, 2021 WY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
JTL Group, Inc. · Caught in, under or between a moving and a stationary object

Employee was standing beside cone crusher after assisting to push some material through it with a frost bar. Another employee went around the crusher to manually open the cone further. Employee still by cone got right foot caught in pinch point. Employee suffered tendon damage and a broken heel as well as a laceration.

June 14, 2021 MN · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker OTHER

Employee was shoveling off the under belt to do some repair work. Lead man went to help and check on employee. Employee was acting funny, confused, did not know location and was sweating. It was 62 Deg F. Lead man called an ambulance and the safety manager.

May 26, 2021 SD · Metal/Non-Metal miner, prospector, nec POWERED HAULAGE
Knife River - South Dakota · Struck against a moving object

Mixing materials with loader on 5/26/21, strained shoulder when driving into pile. Treated injury with stretching exercises. On 9/1/21, employee sought treatment with orthopedist, diagnosed with overextension of shoulder and prescribed physical therapy and given a cortisone shot.

April 1, 2021 OR · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
Knife River Corporation-Northwest · Struck by flying object

WHILE PERFORMING MAINTENANCE ACITVITIES ON A CONVEYOR, EE DISLODGED MATERIAL THAT WENT BETWEEN THEIR FACE AND SAFETY GLASSES CONTACTING THEIR LEFT EYE. EE WAS EVALUATED AS HAVING A CORNEAL ABRASION AND PRESCRIBED EYE DROPS.

March 30, 2021 WY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
JTL GROUP,INC. · Fall from machine

Placing cat walk on fuel tank to avoid falls while checking fuel levels. Cat walk slipped falling to ground before secured. Employee fell to ground with cat walk.

March 12, 2021 OR · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker MACHINERY
Knife River Corporation-Northwest · Struck by flying object

WHILE PERFORMING MAINTENANCE ACTIVITIES, PNEUMATIC HOSE ATTACHED TO IMPACT GUN SEPARATED AT UNION. COUPLER AT END OF HOSE STRUCK TM IN RIGHT CHEEK AND MOVE BETWEEN EYE AND EYE PROTECTION. TM WAS EVALUATED AND PRESCIRBED MEDICATION

December 18, 2020 TX · Metal/Non-Metal miner, prospector, nec HANDTOOLS (NONPOWERED)
Knife River Corporation South · Caught in, under or between a moving and a stationary object

Employee was using a cheater pipe on a wrench to loosen a nut. When the bolt came loose the employee smashed hand between the pipe and excavator bucket. The employee received 2 stitches from the incident.

December 8, 2020 MN · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker HANDLING OF MATERIALS
Knife River Corporation North Central · Caught in, under or between a moving and a stationary object

Employee was placing angle iron onto a conveyor when EE caught finger between the metal. EE received a laceration to the tip of the finger that required two stitches.

November 19, 2020 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Knife River Construction · Struck by... (Not Elsewhere Classified)

Laceration to the non-dominant hand, Right ring finger approx 1/2 inch in length. 7 stitches. Employee was unbolting a screen deck with a leather glove and battery operated impact tool. As EE was removing the bolt, the bolt spun and it had a small metal bur on the end. Which spun and cut the glove and the employee's finger on the distal digit (tip) of finger.

October 7, 2020 HI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Hawaiian Cement · Struck by... (Not Elsewhere Classified)

Employee crawled into a triple deck incline screen to change the poly deck screens. Employee was using a 2lb hammer to adjust the screen when the hammer bounced back hitting EE above EE's right eye.

September 24, 2020 WY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
JTL Group, Inc. · Struck by... (Not Elsewhere Classified)

Employee was cutting rubber belting material with a razor blade knife. Employee was pulling knife towards self when it slipped out of the rubber material and EE hit EE's upper left leg with the blade. Employee received a laceration approximately 1 inch deep and 1 1/2 inches long. Employee received sutures to close the wound. Minimal impairment.

September 24, 2020 HI · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Hawaiian Cement · Struck against a moving object

Strain due to jarring motion from impact of material being loaded in dump bed of 50 ton haul truck. Injury initially reported as first-aid but worsened over time and advanced to seek medical treatment.

August 20, 2020 MT · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker HANDLING OF MATERIALS
Knife River Billings · Struck by falling object

Employee was repairing the decking on a drop deck trailer upon which a generator sits. To access the decking a small transformer needed to be removed. While attempting to remove the transformer it fell striking the employee's left pinky finger lacerating it. Gloves were being worn.

August 4, 2020 ND · Metal/Non-Metal miner, prospector, nec POWERED HAULAGE
Knife River Corporation - North Central · Struck against a moving object

Loader operator was pulling material from a wall and part of the wall fell on the bucket lifting the back end of the loader to buck up and back down. Loader operator reported hitting their head on the headrest.

June 23, 2020 OR · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Knife River Corporation-Northwest · Over-exertion (Not Elsewhere Classified)

Team member was walking on unstable ground. Sunk into mud up to knee, went to turn to grab a stable ladder and felt a pop in the right knee.

June 12, 2020 SD · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator DISORDERS (PHYSICAL AGENTS)
Knife River - South Dakota · Contact with heat

The employee was using a water hose to wash out the material under tower 2. The employee complained of a headache and not feel well. (Heat Exhaustion)

Showing 50 of 482