Every mining fatality in Montana

Tangled in drill steel while installing ground support.

On June 9th, 2021 at 2:00 pm the operator was made aware of a collision underground between a locomotive and a UTV resulting in a Fatal incident.

On June 9th, 2021 at 2:00 pm the operator was made aware of a collision underground between a locomotive and a UTV resulting in a fatal incident.

Employee was in an articulating haul truck, was traveling down the haul road at the Quarry. The victim was moving the haul truck down a steep grade, around a turn, when the haul truck traveled through a berm and off a short drop-off. The victim was found hours later by the owner of the company, the victim was not wearing a seat belt.

On May 6, 2017 at approximately 16:55 a haul truck operator backed up to a berm to dump, the berm breeched and the haul truck and berm slid down the highwall approximately 150 ft. There were no witness to the incident.

Miner was apparently adding oil to hoist of truck. Box was loaded with rock and not properly blocked. The weight of the loaded box split block and the box came down unexpectedly crushing miner between the truck frame and dump box. Although no damage was done to equipment, miner was killed.

An empty haul truck traveled in a forward direction through a dump berm and came to rest at the bottom of the angle of repose dump fatally injuring the operator.

This accident has already been investigated by MSHA. The victim was found approximately 250 feet inside the mine. He was working alone and had been struck by a fall of rib.

Employee was operating a 4 yd mucker, MU452, on the 38W Level & was found fatally injured. Investigation is currently in progress.

1ton dodge truck was up on jack stands with front wheels off ground,employee was under front of truck bleeding the power steering system,he asked another employee to get in truck and start the engine. The truck was started and the employees foot slipped off the clutch and the truck fell off the jack stands falling to the floor crushing the employee under truck.

A fall of ground occurred in ME-163V crosscut. A mechanic was parked in the crosscut with pickup TP-74 when the fall of ground occurred, resulting in a fatality. After the fall of ground covered the TP-74, the vehicle caught fire, promting evacuation of the mine.

The Haul Truck operator that had called in a problem with his park brake was found shortly thereafter pinned under his left rear tires. He had sustained fatal crushing injuries.

An employee was attempting to repair air lock doors when he received a fatal crushing injury.

THE EE WAS ON ONE KNEE MAKING AN AIR HOSE CONNECTION. A OPERATOR, OPERATING A 3.5 YD SCOOP ENTERED THE WORK AREA STRIKING THE EE WITH THE BUCKETCAUSING FATAL INJURIES.

THE MINER WAS FATALLY INJURED WHEN HE STEPPED OFF THE MUCKER HE WAS OPERATING. THE MINER PARKED THE LHD ON A 15% GRADE ON THE 66W RAMP. WHEN HE REMOVED HIMSELF FROM THE OPERATORS COMPARTMENT THE LHD BEGAN TO ROLL DOWN THE RAMP. THE MINER WAS CAUGHT BETWEEN THE BUCKET & THE RIB.

THE EE FINISHED DRILLING THE LEFT RIB, WAS STILLBOLTING WHEN HE LEFT HIS JACKLEG,HE WAS MOVING AWAY FROM HIS JACKLEG WHEN A PIECE OF ROCK CAME OUT OF THE RIGHT RIB, STRIKING EE & KNOCKING HIM TO THE GROUND. HE SUSTAINED A DISLOCATED HIP & A FRACTURED PELVIS. HE WAS HOSPITALIZED FOR TREATMENT OF HIS INJURIES.

EMPLOYEE WAS FATALLY INJURED WHILE WORKING ON THE 5000W RAIL HAULAGE LEVEL. HE WAS PINNED UNDER A RAIL CAR. ACCIDENT IS STILL UNDER INVESTIGATION.

CONDITIONS CONTRIBUTING TO THE ACCIDENT ARE UNKNOWN.

EMPLOYEE WAS FATALLY INJURED WHEN A CHUTE FEILLED WITH ORE BLEW OUT COVERING HIM WITH APPROX. 5 FEET OF ORE.

TWO EMLOYEES WERE CHANGING THE HINGE PIN ONA 170 TON WABCO ON THE RIGHT REAR SIDE. THE INJURED EMLOYEE CLIMBED A LADDER ONTO THE TIRE ON THA SIDE AS HE WAS ATTEMPTING TO WELD A KEEPER IN PLAC E. APPARENTLY THE INJURED EMPLOYEE SLIPPED FROM THE TIRE OR LADDER AND FELL BACK ABOUT 8' ONTO HIS HEAD. HIS CO-WORKER HEARD HIM FALL AND SUMMONED HELP.

THREEE EMPLOYEES WERE RETURNING TO OFFICE AREA AT THE END OF THEIR SHIFT FROM THE PIT WHEN A BRAKE FAILURE OCCURRED-THE TRUCK WAS OUT OF CONTROL AND ROLLED 1 1/2 TIMES EJECTING THE DRIVER AND A PASSENGER, THROWING THE DRIVER AND ONE OF THE EMPLOYEE OUT OF THE TRUCK.

THREE EMPLOYEES WERE RETURNING TO THE OFFICE AREA AT THE END OF THEIR SHIFT FROM THE PIT WHEN A BRAKE FAILURE OCCURRED. THE DRIVER LOST CONTROL AND ROLLED 1 1/2 TIMES EJECTING THE DRIVER AND O NE PASSENGER, THROWING THE DRIVER AND ONE OF ONE

INVESTIGATION IS ON GOING IT APPEARS THAT A ROCK FELL STRIKING THE VICTIM ON THE HEAD.

EMPLOYEE WAS FATALLY INJURED BY A FALL OF GROUND WHILE LOADING EXPLOSIVES INTO DRILLED FACE ROUND

THE MINE FOREMAN WAS MUCKING WITH AN LHD INTO AN ONE TRANSFER RAISE. IT IS SUSPECTED THAT A BOULDER ROLLED BACK OUT OF THE BUCKET WHICH WAS IN THE DUMP POSITION AND STRUCK THE VICTIM WHO WAS I N THE OPERATOR'S COMPARTMENT OF THE LHD.

EE WAS WORKING SWING SHIFT (3:PM TO 11:30PM) PERFORMING MAITENANCE WORK ON THE DRAG SCRAPER LOCATED ON THE 4TH FLOOR OF THE TRUCK DUMP. AT 9:58PM, HE NOTICED SOME SMOLDERING COAL. AT 10:01 P M WITH WATER HOSE IN HAND HE STARTED HOSING DOWN WITH WATER THE SMOLDERING COAL. CAUSING A FLASH BACK. RESULTING IN FIRST AND SECOND DEGREE BURNS TO HIS RIGHT HAND AND FOREARM.

THE EMPLOYEE, AN ELECTRICIAN, WAS CALLED TO THE MINE TO REPOWER 793 DRILL FROM THE "IRON HORSE" 4160 VOLT POWER DISTRIBUTION CENTER BY THE MINE FOREMAN. #4 CUBICLE WOULD NOT "RACK IN" THUS POW ER WAS TO BE CONNECTED FROM #1 CUBICLE. #1 HAD A BLOWN FUSE THUS THE VICTIM ELECTED TO PULL A FUSE FROM #4 TO IN #1. RETURNING TO #4, THE VICTIM OPENED THE DOOR AND GRABBED FOR A FUSE. THE FU

AT APPROX 10:00 AM ON 4-24-91, THE MINE EMPLOYEE WAS OPERATING A DRILL WHEN A PORTION OF THE OPEN PIT FLOOR COLLAPSED. THE OPERATOR FELL INTO THIS OPENING. SEARCH FOR THE DRILL OPERATOR INDIC ATED THAT HE WAS NOT ON THE SURFACE. THE HOLE HAD DUST COMING OUT OF THE OPENING, THUS VISIBILITY INTO THE HOLE WAS RESTRICTED. RESCUE OPERATIONS COMMENCED IMMEDIATELY.

FOR SOME UNKNOWN REASON VICTIM VENTRUREDOUT OVR MATERIAL HE KNEW TO BE BRIDGED. MATERIAL GAVE WAY & HE WAS DRAWN INTO CHUTE.

WHILE LOWERING PORTABLE WHEEL MOUNTED WATER PUMP IN NO 2 DRAGLINE PIT INJ WORKING NEAR EDGE OF HIGHWALL SLIPPED AND FELL TO BOTTOM ABOUT 160 FT. WATER PUMP USING 3 WIRE ROPES ATTACHED TO FR ONT END LOADER AND 2 SCRAPERS PUMP BEEN LOWEREDNEARLY TO BOTTOM OF PIT WHEN ACCIDENT OCC

EMPL WAS HAND MUCKING IN PREPARATION FOR RAISING CRIB WHEN THE BROW UNDER WHICH HE WAS WORKING GAVE WAY AND BURIED HIM BENEATH THE BROKEN ROCK.THE BROW WAS SUPPORTED BY ROCK BOLTS AND HAD BEEN CHECKED AND THE AREA SCALED.

THE INJURED WAS CLEANING OUT THE BUNKER ON THE CRUSHER WHEN THE GENERATOR WAS SHUT OFF AND THE GATES CLOSED ON HIM,CRUSHING HIM.

I NAME & HIS PARTNER I NAME WERE DISCUSSING WHAT WORK THEY WERE GOING TO DO WHEN DECIDING I NAME WENT TO REACH FOR HIS DRILL PAD I NAME TURNED TO GO GET BLASTING CUPS & POWDER WHEN A 600# SLAB FELL FROM THE BACK OF THE SILL DRIFT IN WHICH THEY WERE WORKING & STRUCK HIM

EMPLOYEE WAS IN PROCESS OF DOUBLING UP A SET OF DRIFT TIMBER, AT THE FACE AREA, WHEN THE EXISTING TIMBER SET CAP BROKE. THIS LET LOOSE MATERIAL (MUD, DIRT AND ROCKS) COME INTO THE DRIFT AND C OVER THE EMPLOYEE.

EMPLOYEE WAS IN THE PROCESS OF DOUBLING UP A SET OF DRIFT TIMBER, AT THE FACE AREA, WHEN THE EXISTING TIMBER SET CAP BROKE. THIS LET LOOSE MATERIAL (MUD,DIRT & ROCK) COME INTO THE DRIFT AND CO VER THE EMPLOYEE.

EMPLOYEE WAS AT7EMPTING TO FREE A CORE SAMPLE BARREL THAT HAD BECOME BOUND IN A HOLE EMPLOYEE PLACED A SPANNER WRENCH AND CHEATER BAR TO FREE EMPLOYEE WAS STANDING BETWEEN CAB AND WRENCH WHEN THE DRILL STEM3BROKE FREE AND S TRUCK VICTIM IN CHEST VICTIM HIT HEAD UPON DOOR SILL WHICH CAUSED SKULL FRACTURE FIRST AID AND CPR ADMINISTERED UNSUCCESSFULLY

EMPLOYEE WAS RE4OVING BRICK FROM THE KILN USING A CASE UNI-LOADER WITH A JACK HAMMER ATTACHMENT. HE LEANED OUT OF THE RIGHT SIDE OF THE CAB (RESON UNKNOWN) WITH THE HYDRALIC ARMS IN THE RAISED POSTION. THE A9M DROPPED AND PINNED THE EMPLOYEE AGAINST THE FRAME. HE LIFTED THE ARM OFF OF HIS BODY, SHUT OFF THE MACHINE AND WALKED APPROX. 20' BEFORE COLLAPPING.

EMPLOYEE CRAWLE8 UNDER BEND PULLEY GUARD TO RETRIEVE A HAMMER AND ON H IS WAY OUT HE BECAME ENTANGLED BETWEEN THE CONVEYOR BELT AND PULLEY. HE WAS PULLED THRU AND HE DROPPED 34 FT TO THE LEVEL BELOW. AL5 CRUSHING INJURIES WERE SUSTAINED DURING THE TRIP THRU THE PULLEY

A DRILLER 8'10"3FT OVERBURDEN VERTINAL DRILL UNIT NO. W 7033, HAD JUST BEEN POSITIONED ABOUT 30FT AWAY AND PARALLEL TO THE HIGHWALL EDGE IN AREA D, BY THE VICTIM, WHEN THE REAR LEFT LEVELING JACK SANK INTO3THE GROUND, CAUSING THE DRILTECH TO OVERTURN. THE VICTIM, BEING ON THE DRILL BENCH, WAS BETWEEN THE DRILTECH AND HIGHWALL EDGE WHEN HE WAS STRUCK AND CARRIED WITHT THE MACHINE

I.NAME GREASING3THE 992C FRONT END LOADER THE BUCKET WAS ROLLED AND I.NAME WAS PINNED BETWEEN THE BUCKET ARM AND THE DIFFERENCIAL DEATH -TRAUMATIC INTERNAL INJURIES

DRIVER LOST CONTROL OF WATER TRUCK CRASHING INTO ROADWAY BANK.

VICTIM WAS OPERATING A DIESEL POWERED TRACTOR WITH A FRONT END LOADER BUCKET MOUNTED ON THE TRACTOR. ROLL OVER PROTECTION STRUCTURES WERE NOT INSTALLED ON THE TRACTOR. THE VICTIM WAS LIFTING A SMALL WOODEN HEADFRAME INTO POSITION OVER THE COLLAR OF AN INCLINED SHAFT (TOTAL WEIGHT 1,000 POUNDS). WHEN THE HEADFRAME WAS IN A VERITCAL POSITION THE HOOK OF THE STEEL CHAIN USED TO HOLD T