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The detonator had a dead battery. In order to set off the shot, employee brought up a loader. The loader battery was used to set the shot off. Employee was unable to be inside the shelter provided for blasting.

On March 22, 2016 at approximately 6:35pm an employee was struck by flyrock after a shot was detonated. The employee was sitting inside of a pickup approximately 1,200 feet away from the shot when detonated. This incident resulted in a fatality.

Individual was hit by fly rock while setting off a shot.

Employee went back to rescue down nipper. Carbon Monoxide

Employee went back to check on a post blast and became overcome by Carbon Monoxide from powder smoke. Carbon Monoxide

Employee was operating a loader near the highwall when a shot was initiated.

The investigation is not complete, but as of now it appears a miner was fatally injured when material that traveled through a borehole struck him after a blast was initiated. The victim was on the 1290 level ramp waiting for a blast to be initiated. The concussion from the explosion traveled through a 3-inch borehole, blowing small rock and debris onto the victim.

2 miners lit their fuse for a face round and then re-entered blast area prior to the mandated 1 hour wait period. When they were within 25 feet of the face, a misfire detonated. This was against company policy and recent training. 1 miner was killed by the blast and the other injured.

Miner was hit in head by fly rock from blast causing his death.

AT 12:30 PM A RIGHT BREAK OFF THE #4 ENTRY SHOT OUT THROUGH AN EXISTING HOLE IN THE RIB OF THE RIGHT SIDE OF THE SHOT INTO THE PARALLEL BREAK, SHOOTING COAL ONTO THE DRILL OPERATOR, DRILL HELP ER AND SHOT FIRER.

WHILE GUARDING ACCESS TO THE PIT ENTRANCE, EMPLOYEE WAS HIT FROM FLYROCK WHILE IN FOREMAN'S VEHICLE.

EMPLOYEE WAS PRIMING A BLAST HOLE WHEN THERE WAS AN UNPLANNED DETONATION. HE WAS IN THE DIRECT LINE OF FIRE AND HIT BY THE BLAST.

A NEIGHBOR AND ADJOINING LANDOWNER/LEASOR MADE AN UNAUTHORIZED ENTRY ON THE MINE SITE AND DID NOT RESPOND TO AUDIBLE BLASTING WARNINGS.

WHILE 2 EES WERE LOADING BOREHOLE, 1 CARTRIDGE OF EXPLOSIVE BECAME LODGED. WHILE TRYNG TO DEAL WITH THE LOADGED CARTRIDGE, IT DETONATED. THE DETONATION CAUSED SIGNIFICANT BODILY INJURY TO TWO EES. THE FORCE OF THE DETONATION CAUSED ONE EE TO GO OVER THE HIGHWALL; THIS EE DIED.

THE VICTIM HAD DRIVEN A 1991 TOYOTA PICK-UP TRUCK FROM THE COAL STORAGE AREA TO THE MINE SHOP LOCATED ON THE SURFACE AREA OF THIS MINE. THE VICTIM PARKED THE TRUCK AND HAD GOTTEN OUT AND WAS S TANDING BESIDE OF THE TRUCK WHEN THE EXPLOSION OCCURRED ACCORDING TO WITNESSES. THE CAUSE OF THEEXPLOSION IS UNDETERMINED AT THIS TIME, MSHA'S INVESTIGATION IS ON-GOING.

WE BELIEVE THE VICTIM WAS IN THE PROCESS OF ASSEMBLING A DETASLIDE DETONATOR INTO THE CAVITY OF A HDP-1 BOOSTER, WHEN THE CAP OF THE DETASLIDE UNIT SAW OUTSIDE PRESSURES TO THE EXTENT THAT THE CAP DETONATED & IN TURN DETONATED THE HDP-1 BOOSTER INSTANTLY KILLING THE VICTIM.

IT HAPPENED IN THE QUARRY AREA, WHERE SAW BLOCKS ARE FINISHED. WORKER DRILLED A HOLE IN AREA WHERE THERE WAS SOME UNBUANT BLACKPOWDER AND THAT CREATED AN EXPLOSION THAT CAUSED INJURY DEATH.

A BLAST WAS SET OFF BUT DO NOT KNOW WHAT ANGLE VICTIM WAS STRUCK. BUT MEDICAL EXAMINER STATES [H]IS DEATH WAS BLUNT TRAMA.

[SEE ATTACHED] ... INJURED BY AN EXPLOSION WHILE OPERATING AN AUTOMATIC JET PIERCING TORCH ... IN A MANUAL MODE TO "BURN BACK" THE TOP CHANNEL ... OPERATOR DIRECT TIP BY HAND ... THE MOST PROB ABLE CAUSE OF THE EXPLOSION WAS IGNITION OF PREVIOUSLY UNIGNITED PYRODEX IN A HORIZONTAL DRILL HOLE DIRECTLY BELOW THE VICTIM. ... VICTIM HAD SEVERE WOUND TO FRONT OF HIS HEAD.

A PARTING SHOT WAS DETONATED A PIECE OF FLY ROCK TRAVELED 236 FEET STRIKING THE VICTIM IN THE HEAD.

A HANGUP MAN WAS FATALLY INJURED BY AN EXPLOSION OF APPROX 750 FT OF DETONATING CORD AFTER LOADING DRILL HOLES IN A BOULDER A FUSE & CAP WAS ATTACHED TO THE DETONATING CORD THE MAN THEN PULLED OUT TO BLOCK AREA & WAIT FOR BLAST FOR SOME UNKNOWN REASON THE CORD WAS NOT SEPAREATED FROM THE SPOOL CALLING IT TO BLOW WHEN THE INTENDED SHOT DID

VICTIM WAS TRAVELING NORTHBOUND ON I-75 WHEN FLYING MATERIAL STRUCK THE VECHILE IN WHICH HE WAS A PASSENGER RESULTING IN FATAL INJURIES. THE FLYING MATERIAL WAS DIRT OR MUD WHICH WAS DISPELLED FROM A SURFACE MINE WHICH WAS IN THE PROCESS OFBLASTING THIS MATERIAL WAS THROWN APPROX. 240 FT FROM THE BLAST SITE TO THE VECHILE. CHARCEABILITY IS BEING LOOKED INTO.

TWO EMPLOYEES WERE TYING IN ELECTRIC BLASTING CAP WIRES FOR A SHOT WHEN A FAST MOVING ELECTRICAL STORM AND LIGHTENING CAUSED A PREMATURE DETONATION OF THE EXPLOSIVE CHARGES IN THE HOLES. THESE TWO EMPLOYEES (THE CERTIFIED BLASTER AND HELPER) WERE FATALLY INJURED AND A THIRD MAN SUFFERED MINOR ELECTRIC SHOCK INJURY INJURIES.

TWO EMPLOYEES WERE TYING IN ELECTRIC BLASTING CAP WIRES FOR A SHOT WHEN A FAST MOVING ELECTRICAL STORM AND LIGHTENING CAUSED A PREMATURE DETONATION OF THE EXPLOSIVE CHARGES IN THE HOLES. THESE TWO EMPLOYEES ( THE CERTIFIED BLASTER AND HELPER) WERE FATALLY INJURED AND A THIRD MAN SUFFERED MINOR ELECTRIC SHOCK INJURIES.

RELIEF SHOVEL OPERATOR EE WAS LOADING SHOT ROCK WITH A NORTHWEST 180-D SHOVEL ONTO DUMP TRUCKS (NOTE: NO TRUCKS WERE CLOST TO SHOVEL, BUT OPERATOR WAS LOADING BUCKET IN PREPARATION FOR TRUCK T HAT WAS TURNING TO BACK UP AND GET LOADED) APPARENTLY NORTHWEST 180-D SHOVEL BUCKET DETONATED AN EXPLOSIVE CHARGE CREATING BLAST AND SUBSEQUENT ROCK SLIDE.

FLYROCK HIT BLASTER CAUSING FATAL UPPER BODY INJURY.

EMPL WAS HELPING SHOTFIRE MAN & AFTER THEY WERE FNISHED LOADING HOLE HE STEPPED AROUND CORNER. HE ADVISED SHOTFIRE MAN TO SHOOT IT. SHOT BLOWED OUT BACK STRIKING EMPL.

MINER WAS MOVING POWDER FROM POWDER MAGAZINE TO FACE- STOPPED LHD TO MOVE POWER CABLE WHEN THE EXPLOSION OCCURRED. UNKNOWN CAUSE.

EMPLOYEE PARKED ANFO/POWDER TRUCK IN X-CUT 22 WHEN POWDER UNEXPECTEDLY EXPLODED.

THE VICTIM AND CO WORKER EE HAD BEEN SENT TO THE POWDER MAGAZINE TO DESTROY DETERIRATING BLASTING POWDER THAT HAD BEEN DISCOVERED EARLIER THAT DAY. FOR SOME REASON, UNKNOWN AT THIS TIME, A PRE MATURE DETONATION OF EXPLISVES OCCURRED RESULTING IN FATAL INJURIES TO EE AND CRITICAL INJURIES TO OTHER. BLASTING POWDER TO BE DESTROYED WAS IRECO CHEMICAL CO IRECOAL D-378 PERMISSIBLE ROCK

HE WAS FIRING A BLAST AND UPWARD PRESSURES FROM THE BLAST CAUSED CONNECTING WIRE OR AND CAP LEG WIRE TO CONTACT THE OVERHEAD POWELINE IN SOME CONFIGURATION CAUSING ELECTRICITY TO FOLLOW BACK T O THE BLASTING MACHINE RESULTING IN ELECTROCUTION.

I.NAME -SUB CONTRACTOR-FAILED TO FOLLOW SAFETY PRECAUTIONS PERTAINING TO HANDLING OF EXPLOSIVES,FAILURE TO REMOVE PERSONNEL FROM BLAST ZONE RESULTED IN DEATH OF 1 OF THE TWO PERSONS LEFT IN TH E BLAST ZONE,SERIOUS INJURY TO THE OTHER.

EXPLOSIVES. A BLASTING ACCIDENT OCCURRED AT APPROXIMATELY 2:00 PM ON 7/31/90 ON THE 001-0 SECTION AT GRANNY ROSE COAL CO., NO. 3 MINE, ID 1516719. THREE EMPLOYEES WERE FATALLY INJURED.

EXPLOSIVES. A BLASTING ACCIDENT OCCURRED AT APPROX. 2:00 PM ON 7/31/90 ON THE 001-0 SECTION AT GRANNY ROSE COAL CO., NO. 3 MINE, ID 1516719. THREE EMPLOYEE'S WERE FATALLY INJURED IN THE ACCIDE NT.

EXPLOSIVES. A BLASTING ACCIDENT OCCURRED AT APPROX 2:00 PM ON 7/31/90 ON THE 001-0 SECTION AT GRANNY ROSE COAL CO., NO. 3 MINE, ID NO. 1516719. THREE EMPLOYEES WERE FATALLY INJURED IN THE ACCI DENT.

THE POWDER CREW WAS IN THE PROCESS OF SETTING OFF A FLOOR SHOT. THE POWDER MAN TOLD THE POWDER MAN HELPER HE WAS GOING TO WALK UP TO A POINT AND YELL BACK AT HIM WHEN TO FIRE THE SHOT. THE POW DER MAN GAVE THE SIGNAL TO SHOOT. A FLY ROCK WAS BLOWN OVER A EST. 200-250 FT BLUFF AND HIT THE POWDER MAN IN THE HEAD.

HE WAS PRIMING HOLES FOR BLASTIN,G WHEN APPARENTLY A PRIMER AND BLASTING CAP WENT OFF IN HIS HAND. IT SEVERED HIS RIGHT HAND AND DAMAGED 3 FINGERS OF L. HAND ADN OPENED HIS BOWEL.

VICTIM WAS DISPOSING OF PERSONAL GARBAGE IN NO#1 PIT AREA WHEN BLAST WAS PUT OFF-VICTIM WAS APPEARENTLY DEAD AT SCENE OF ACCIDENT.

VICTIM WAS ATTEMPTING TO INDIVIDUALLY IGNITE THE SAFETY FUSES OF 21 CHARGED HOLES USING A HAND HELD PROPANE TORCH THE BLAST WENT OFF BEFORE THE LAST TWO FUSES WERE IGNITED

I NAME WAS IN HIS PICKUP TRUCK CLEARING THE PIT FOR BLASTING FLY ROCK HIT TOP OF CAB FORCING IT ON HIS HEAD

BLASTER IN CHARGE HIT ON HEAD BY FLYROCK & KILLED SUBSEQUENT TO INITIATING BLAST

EMPLOYEE DRILLED INTO A MISFIRE, THAT HAD GONE UNDETECTED FROM THE DAY BEFORE. WHEN HE HAMMERED A WEDGE INTO THE STONE AN APPARENT SPARK IGNITED THE MISFIRE. THE EMPLOYEE WAS FATALLY INJURED.

EMPL WAS LOADING TRUCK WITH CAOL BY HAND. HE WAS DAVISED OF IMMINENT DANGER & ESCORTED FROM PIT BY FIRER OF SHOT. HE PROCEEDED OUT OF PIT & ROCEEDED TWOARDS FIRER. FIRER MOTIONED FRO HIM T AKE TRUCK AWAY FROM DANGER. EMPL TURNED BACK TO CHECK EQUIPMENT ASSUMING DRIVER HAD LEFT JOB FROM THAT POINT ON NORMAL CONDITIONS WERE FOLLOWED. SHOT WAS DETONATED ABOUT 9:22 AM. DRIVER HAD

WHILE TRYING TO REMOVE MISFIRED SHIT IT EXPLODED-CAUSED FATAL INJURIES.

A CHARGED BORE 2OLE PREMATURELY EXPLODED.

THE ACCIDENT OC7URRED WHEN THE VICTIM WAS PARTICIPATING IN DETONATING A CHARGED ROUND FOR DEVELOPMENT OF A HIGHWALL FOR A FUTURE UNDERGROUND MINE OPENING AND WAS STRUCK BY FLYING ROCK FROM THE BLAST. 3

UNPLANNED DETON5TION WHILE FATALLY INJURED EMPLOYEE WAS IN PROCESS OF LOADING BLASTING AGENT EXPLOSIVE INTO BOREHOLE 5000 #6 FUSE CAPS WERE BEING DESTROYED AND HAD BEEN LOADED INTO SOME HOLES PRIOR TO UNPLA3NED DETONATION UNKNOWN AND IMPOSSIBLE TO DETERMINE IF #6 CAPS WERE IN THE HOLE THAT DETONATED UNPLANNED EXCLUSIVE OF THE FUSE CAPS THE NORMAL LOADING PROCEDURE AND PRODUCTS GIV

TWO EMPLOYEES O3 THE POWDER CREW (EXPERIENCED BLASTERS) WERE FATALLY INJURED WHEN LIGHTENING PRE-MATURELY DETONATED EXPLOSIVES CHARGES

TWO EMPLOYEES O3 THE POWDER CREEW (EXPERIENCED BLASTERS) WERE FATALLY INJURED WHEN LIGHTENING PRE-MATURELY DETONATED EXPLOSEVES CHARGES

AT 2:25 PM A CR9W WORKING AT THE JOB SITE SET OFF A BLAST WHILE I.NAME WAS SEATED IN HIS PICKUP TRUCK ABOUT 300 FEET AWAY, DOWN OVER A LARGE EMBANKMENT FROM THE BLAST AREA. AS THE CHARGE WAS D ETONATED, I.NAM9 LOOKED UP SAW DEBRIS FALLING TOWARD HIM AND CALLED OUT TO WARN OTHERS NEAR HIM. A LARGE CHUNK OF CLAY-ROCK STRUCK THE ROOF OF THE TRUCKS CAB, CAVING IT IN, KILLING I.NAME INS