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
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The record

72 total records

Showing 50 of 72
July 15, 2021 MN · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor HANDTOOLS (NONPOWERED)
Mesabi Nugget Delaware, LLC · Over-exertion (Not Elsewhere Classified)

Employee was heating some bent steps on an excavator and attempting to bend them back into place with a 5' pry bar. The pry bar slipped and the employee stepped back with left leg which twisted and fibula bone by employee's left ankle fractured.

February 28, 2015 MN · Metal/Non-Metal utility man, shift tech, service/dump truck operator NONPOWERED HAULAGE
Mesabi Nugget Delaware, LLC · Struck against stationary object

Employee was pushing a wheel-barrow to clean under the dryer screws in area 200 and hit her head on the low hanging screw causing neck strain.

January 30, 2015 MN · Metal/Non-Metal clerk, timekeeper, office worker, director of sales SLIP OR FALL OF PERSON
Mesabi Nugget Delaware, LLC · Fall to the walkway or working surface

Employee stepping out of their truck and stepped on a frozen chunk of material that had likely fallen from a wheel well off another vehicle. Employees foot slipped and employee fell out of the vehicle landing on left shoulder. Employee sustained a broken bone in the left shoulder.

January 6, 2015 MN · Metal/Non-Metal utility man, shift tech, service/dump truck operator MACHINERY
Mesabi Nugget Delaware, LLC · Struck by... (Not Elsewhere Classified)

Employee air lancing in the bottom of a bin with the lance against the wall. A chunk fell off the wall landing on the air lance causing the other end the employee was holding to bounce up and hit employee on the right side of the bottom of their jaw which caused a contusion and bruising. This was strictly a first aid case until 01/29/15 when employee missed work due to pain in jaw.

January 2, 2015 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator POWERED HAULAGE
Mesabi Nugget Delaware, LLC · Caught in, under or between a moving and a stationary object

Employee was operating a Vermeer ride-on Dingo doing clean up when she backed into an overflow pipe from TK-1400. She was caught between the overflow pipe and the Dingo. This caused low back pain and hamstring tendonitis.

December 19, 2014 MN · Metal/Non-Metal electrician, lineman SLIP OR FALL OF PERSON
Mesabi Nugget Delaware, LLC · Over-exertion (Not Elsewhere Classified)

Employee stepped onto a sloped walkway and twisted her left knee causing damage to her MCL and ACL. Employee worked normally scheduled shifts until she sought medical treatment on December 31, 2014, at which point she was placed on restricted duty. There was no medical treatment, nor lost time, nor restricted duty until December 31, 2014.

December 10, 2014 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Mesabi Nugget Delaware, LLC · Fall to the walkway or working surface

SUBCONTRACTOR LANDED ON CONCRETE GRADE WHEN HE STEPPED THROUGH THE 42" SQUARE OPENING IN THE PLATFORM HE WAS PREPARING TO COVER. HE LANDED ON HIS BACK AND SHOULDER. HE SUFFERED A BROKEN COLLARBONE, 2 BROKEN RIBS, AND A CONCUSSION. PLATFORM HAS BEEN BARRICADED WITH CAUTION TAPE UNTIL WORK COMMENCES.

October 30, 2014 MN · Metal/Non-Metal utility man, shift tech, service/dump truck operator HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Struck against stationary object

Employee was at the end of a conveyor belt to gather samples. He set his bucket down, the wind caught the bucket and he stepped to catch it and hit his hard hat on a support beam. As a result, he had a concussion.

October 13, 2014 MN · Metal/Non-Metal plumber, pipefitter, millwright STRIKING OR BUMPING
Mesabi Nugget Delaware, LLC · Struck against stationary object

Employee was climbing a fixed ladder to an elevated work platform. At the top of the ladder, when the employee stepped off the ladder, he hit his hard hat on a low clearance beam causing neck strain.

July 30, 2014 MN · Metal/Non-Metal assayer, geologist, metallurgist, engineer, engineer management HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Struck by... (Not Elsewhere Classified)

Employee spent 4 hours working around the fines discharge chute during shift. When employee got home that night, he had discomfort in his eyes, tried to flush them with no success. Employee sought medical treatment and had multiple microscopic particles removed from both eyes.

July 29, 2014 MN · Metal/Non-Metal outside foreman, leadman HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Over-exertion (Not Elsewhere Classified)

There is no specific incident. Employee stated his back was sore on Wednesday 7/30 in the morning and attributed it to operating the loader all day Tuesday 7/29. Employee stated again of Friday 8/1 that his back was stiff. Saturday morning he went to the ER and was diagnosed with back strain.

July 27, 2014 MN · Metal/Non-Metal dry screening plant operator, screen house operator OTHER
Mesabi Nugget Delaware, LLC · Struck by flying object

Employee was working in area 3100 doing normal job; he did not notice any discomfort until he was on his way home from his shift on the next morning. There is no specific incident that occurred which caused employee to get particles in his eye. When the discomfort in his right eye did not go away, he went to the eye doctor and had particles removed from his right eye.

July 22, 2014 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech OTHER
Mesabi Nugget Delaware, LLC · Unclassified, insufficient data

There is no specific incident that can be pinpointed as to the cause of getting foreign body in eyes. Employee noticed discomfort in his eyes and after attempting to flush eyes, the discomfort persisted and it was recommended that he see the eye doctor. Employee had 5 particles in his left eye and 3 particles in his right eye that were removed.

July 10, 2014 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Absorption of radiations, caustics, toxic and noxious substances

Employee was spraying Zep 45 lubricant on a sticky valve when the spray defected under his safety glasses into his eye.

July 9, 2014 MN · Metal/Non-Metal steel worker, iron metal worker, iron worker OTHER
Mesabi Nugget Delaware, LLC · Struck by flying object

A cloud of dust was sent airborne by a gust of wind. Dust entered eyes of employee.

June 13, 2014 MN · Metal/Non-Metal superintendent HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Struck by... (Not Elsewhere Classified)

Comfortable, sunny day. Work area was well lit. EE was installing stainless steel baffles in duct work system. Slid first 2 baffles in without incident. Placed 3rd baffle in duct work. EE did not notice channels were larger than baffle assembly. Baffle assembly slid out striking EE's finger, causing laceration to right ring finger.

June 6, 2014 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Mesabi Nugget Delaware, LLC · Struck by... (Not Elsewhere Classified)

Employee was wrapping a come-along around a pipe and the hook came around and hit the employee in the mouth and nose. Result was a bruise and a couple of lose teeth which were expected to tighten after a couple of days. A few weeks later, the ee notified the employer that he had sought dental treatment and had 2 teeth pulled and would have one more pulled at a later date.

June 3, 2014 MN · Metal/Non-Metal mason HANDTOOLS (NONPOWERED)
Mesabi Nugget Delaware, LLC · Absorption of radiations, caustics, toxic and noxious substances

Laying brick on the ceiling in Zone 8, another bricklayer tapped the brick next to him and brick mortar went in eye. Employee had his safety glasses on at the time of incident. His left eye became red. Raw hide mallet tool was being used, and the brick mortar was Korundal Bond.

June 2, 2014 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Mesabi Nugget Delaware, LLC · Struck by... (Not Elsewhere Classified)

Injured was pulling on 5 ft pry bar to align conveyor frame for final placement, Bar slipped from steel causing him to lose control of the tool which then struck the employee on the outside of left knee cap resulting in fracture of the patella. Employee was released to return to restricted duty following medical attention.

May 14, 2014 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Struck by... (Not Elsewhere Classified)

Foreign body in the right eye while pulling bags from the limestone baghouse resulting in a corneal scratch

April 24, 2014 MN · Metal/Non-Metal electrician, lineman HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Struck by falling object

Employee working in the cooler building near the hot screw tracing conduit, when employee removed his glasses to wipe the fog from them, a blob of material fell from overhead and got into his left eye.

April 22, 2014 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Struck by... (Not Elsewhere Classified)

Employee was changing a mag drum when he felt discomfort in his left eye. The chain fall that was being used came into contact with an overhead cable tray knocking some dust onto employee. He had foreign body in his left eye.

February 28, 2014 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman POWERED HAULAGE
Mesabi Nugget Delaware, LLC · Struck against a moving object

Rough terrain and speed while moving material employee hit bump while running skidloader and jarred shoulder and neck

December 27, 2013 MN · Metal/Non-Metal IGNITION OR EXPLOSION OF GAS OR DUST
Mesabi Nugget Delaware, LLC · Accident type, without injuries

There was a plugged condition in the discharge area of the Rotary Hearth Furnace which we believe resulted in uncontrolled combustion of CO. There were no injuries and no damage to equipment. This does not constitute an admission that an ignition occurred. This report is filed out of an abundance of precaution.

December 12, 2013 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Over-exertion (Not Elsewhere Classified)

Employee exiting CR-112 pulverizer when his retrieval line got snagged. He bent down to unhook it, when he stood back up to exit, he felt a pain in his lower back.

December 10, 2013 MN · Metal/Non-Metal IGNITION OR EXPLOSION OF GAS OR DUST
Mesabi Nugget Delaware, LLC · Accident type, without injuries

A 24 volt breaker tripped, resulting in a couple of small CO combustions. There were no injuries and no damage. This does not constitute an admission that an ignition occurred. This report is filed out of an abundance of precaution.

November 8, 2013 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator EXPLODING VESSELS UNDER PRESSURE
Mesabi Nugget Delaware, LLC · Absorption of radiations, caustics, toxic and noxious substances

Employee had been in the restricted area of 50% sodium hydroxide solution to turn the caustic system on. Employee was wearing all his PPE while in restricted area. He completed his task and left the restricted area to remove PPE. A hose on the system burst as employee was walking away after removing PPE. Employee received chemical burns to back of neck and back of legs.

October 31, 2013 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Mesabi Nugget Delaware, LLC · Struck by... (Not Elsewhere Classified)

Dark dirty area. Knife slipped while cutting a zip-tie.

October 27, 2013 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator STRIKING OR BUMPING
Mesabi Nugget Delaware, LLC · Struck against stationary object

Employee walking under a low screw trough under dryers in area 200 and stood up too soon bumping head on the low trough. Employee has concussion and neck strain.

October 14, 2013 MN · Metal/Non-Metal ledgeman/hand, quarry man HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Fall from ladders

employee coming down a ladder, reached up to grab sample bucket, missed a step and caught himself with his right hand causing strain to his right shoulder

September 18, 2013 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Caught in, under or between a moving and a stationary object

Employee carrying parts for the coal pulverizer. Employee went to set the parts down and parts shifted pinching employees left middle finger between floor and parts. The pinch caused a laceration requiring 3 stitches.

September 10, 2013 MN · Metal/Non-Metal miner, prospector, nec DISORDERS (PHYSICAL AGENTS)
Mesabi Nugget Delaware, LLC · Contact with heat

Individual was working indoors setting structural steel components. Work area was hot and humid due to elevated weather conditions and heat producing operations in work area.

August 9, 2013 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Contact with hot objects or substances

Employee inadvertently put hand into a hot pile of ash causing burns to left forearm, left wrist and pointer and middle finger on left hand.

August 4, 2013 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator MACHINERY
Mesabi Nugget Delaware, LLC · Struck by falling object

EE powered down the screening plant, while standing along side machine the plant vibrated one additional time causing a rock to fall off the top of the screen striking EE on the upper back. EE cont. to work but soreness developed later into his shift and was treated for a back contusion.

July 13, 2013 MN · Metal/Non-Metal ELECTRICAL
Mesabi Nugget Delaware, LLC · Accident type, without injuries

Between 8:00 p.m. and 12:a.m. Appears to have been an electrical fire that started in the electrical junction box. Damage to locker and meeting rooms. Smoke damage to entire trailer and contents.

May 8, 2013 MN · Metal/Non-Metal FIRE
Mesabi Nugget Delaware, LLC · Accident type, without injuries

Dryer bed had stopped while hot dryer air continued to be introduced to dryer. Over time, pellets completely dried, overheated, & started on fire. Program/Equipment was inadequate for situation. When burning pellets were discharged from dryer, downstream belt conveyors caught on fire. Damage occurred to belt conveyors, some dryer and related baghouse components.

April 15, 2013 MN · Metal/Non-Metal pumper OTHER
Mesabi Nugget Delaware, LLC · Struck by... (Not Elsewhere Classified)

Employee noticed irritation in his left eye on the date indicated above. He sought medical treatment for watering, red, sore left eye on Wednesday April 17, 2013. Employee had been working in areas 300 and 400, but cannot pinpoint the area where or when incident occurred.

April 14, 2013 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Absorption of radiations, caustics, toxic and noxious substances

Two EE's were cleaning the floor sump and trench in building.The task was to vac the damp lime material onto the trench and sump washing the material down with water. After the task the EE complained of irritation to the right forearm. EE was brought to job trailer supervisor removed his boots and noticed burn on his foot.

April 11, 2013 MN · Metal/Non-Metal pumper HANDTOOLS (NONPOWERED)
Mesabi Nugget Delaware, LLC · Caught in, under or between a moving and a stationary object

Employee swinging hammer in tight space around locked out screw conveyor. Employee got his finger caught between a flight on the screw conveyor and the hammer. Employee received a cut on his right index finger which resulted in 3 sutures.

April 11, 2013 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Caught in, under or between a moving and a stationary object

Employee opening north access door to second stage mixer using a come-along to lift door. Door slipped free of come-along and fell onto employee's right thumb which was between the door and the mixer wall. Employee sustained 5 broken bones in the right thumb.

February 23, 2013 MN · Metal/Non-Metal pumper HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Struck by flying object

Employee released latch on doors for over size container and set latch on a flat piece of steel. Employee then reached down to pick up cable to open door, latch slipped and came down smashing right thumb. Employee lost thumb nail, no broken bones, no sutures.

January 16, 2013 MN · Metal/Non-Metal pumper HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Contact with hot objects or substances

Oversize chute form screensizer to oversize container was plugged. EE had inspection door at screensizer open while another group of ee opened doors on oversize container. Caused material to drop through chute which apparently created a chimney effect. Pushed hot gases & materials out screensizer inspection door. EE received burns to 20-29% of body

January 16, 2013 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Contact with hot objects or substances

Oversize chute form screensizer to oversize container was plugged. EE had inspection door at screensizer open while another group of ee opened doors on oversize container. Caused material to drop through chute which apparently created a chimney effect. Pushed hot gases & materials out screensizer inspection door. EE received burns to back of head

January 16, 2013 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Contact with hot objects or substances

Oversize chute form screensizer to oversize container was plugged. EE had inspection door at screensizer open while another group of ee opened doors on oversize container. Caused material to drop through chute which apparently created a chimney effect. Pushed hot gases & materials out screensizer inspection door. EE received burns to back of head and left hand.

December 12, 2012 MN · Metal/Non-Metal ledgeman/hand, quarry man HANDLING OF MATERIALS
Mesabi Nugget Delaware, LLC · Struck by... (Not Elsewhere Classified)

Employee was working in an extremely dusty area (metallic fine dust and rock dust). Employee wore safety goggles over prescription safety glasses and a half mask respirator. Employee experienced eye irritation but did not recall a specific incident. Employee sought medical care prior to work the next day and was prescribed antibiotic eye drops for corneal abrasion.

September 10, 2012 MN · Metal/Non-Metal IGNITION OR EXPLOSION OF GAS OR DUST
Mesabi Nugget Delaware, LLC · Accident type, without injuries

It is believed that a combustible gas mixture ignited upon reaching the flue of the RHF causing the vents to relieve as designed. There were no injuries or damage to equipment. All safety precautions in place at the time worked to keep employees safe.

September 7, 2012 MN · Metal/Non-Metal IGNITION OR EXPLOSION OF GAS OR DUST
Mesabi Nugget Delaware, LLC · Accident type, without injuries

Air was found cross-tied with nitrogen feeding the cooler. During a ramp down of production, it is believed that air mixed with combustible gases caused sufficient pressure to open the relief door on cooler. There were no injuries or damage to equipment. All safety precautions in place at the time worked to keep employees safe.

June 26, 2012 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator OTHER
Mesabi Nugget Delaware, LLC · Struck by flying object

While inspecting area, wind blew dust into employee's eyes causing irritation.

Showing 50 of 72