A delivery driver employed by a water supply vendor was in route to the facility when the tanker truck overturned and slid off the road. Investigation ongoing
Every mining fatality in Colorado
MSHA's accident file records 61 fatalities at mines in Colorado since 1983, listed by year. Each links to its incident record.
2025 1 fatality
2024 2 fatalities
Employee was shoveling coal off a conveyor belt, belt moved forward causing miner to fall down transfer chute onto belt conveyor that transferred EE to stacker tube where EE fell onto coal pile.
Employee was fatally injured while working on a conveyor system.
2023 1 fatality
While lifting a VSI lid a strap broke. The lid struck the victim causing severe head trauma.
2020 1 fatality
Task was to remove screen flare. Employee was loosening bolts, changed work location, dangerously close to excavator, without warning or eye contact with excavator operator. Excavator rotated, bucket of excavator struck employee in the upper chest resulting in death.
2017 1 fatality
On August 3, 2017 a miner was fatally crushed while ee was dismantling a metal structure used to supply water to tech fine coal filter at the preparation plant.
2013 2 fatalities
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
2012 1 fatality
Witness saw the water truck traveling downhill on Ridge road & then saw a cloud of dust. Truck traveled downhill(9% grade)struck berm on the right side of road ejected operator changed direction & traveled across road striking the berm/slope on the left side of the road. The truck overturned & came to rest. The victim did not appear to use his seat belt. Minor damage to truck.
2011 1 fatality
Working on a structure 15' high & was safely tied off to structure, when he completed his work, instead of stepping onto platform from beam he was standing on while tied off - he untied and then stepped and fell 8' onto another 5 1/4" beam with his chest. He walked to the company truck and sat down ambulance arrived, got in and died in route to the hospital.
2007 1 fatality
Employee was cutting a metal band on a bundle of rib screen. When the band broke, the screen expanded and fell on his chest, pinning him between the screen and the Wagner scoop. The screen was lifted off the victim with a skid steer and no pulse was found. The victim was transported to hospital.
2005 2 fatalities
A FATAL ACCIDENT OCCURED WHEN A MINER ATTEMPTING TO EXCAVATE MATERIAL IN A WA900 FRONT END LOADER WAS STRUCK BY A ROCK THAT ROLLED DOWN THE ANGLE REPOSE.
EE WAS FATALLY INJURED.HE WAS CAUGHT IN THE 1ST RETURN IDLER AFTER THE HEAD PULLEY OF THE PRODUCT BELT UNDER THE SAND SCREEN. HIS SHOVEL WAS FOUND ON THE OTHER SIDE OF RET ROLLER & IDLER, HIS HARD HAT WAS FOUND WEDGED IN THE CONVEYOR FRAME OF THE PULLEY SIDE OF RET IDLER. THE PLANT OPERATOR DISCOVERED THE VICTIM DURING A CHECK OF EQUIP. PLANT OPERATOR SHUT DOWN PLANT,
2003 1 fatality
THE EMPLOYEE WAS OPERATING A FORKLIFT. THE GROUND SLOUGHED OFF SENDING THE EMPLOYEE AND THE FORKLIFT INTO THE POND.
2002 2 fatalities
THE FRONT-END LOADER OPERATOR WAS BACK-FILLING AROUND A NEWLY INSTALLED TRUCK SCALE WHEN HE BACKED OVER THE VICTIM WITH THE LOADER, WHICH RESULTED IN A FATAL INJURY.
THE EMPLOYEE ENTERED A LOG WASHER AND DID NOT FOLLOW SAFETY PROCEDURES BY USING A LOCK OUT TAG OUT PROCEDURE. THE MACHINE WAS INADVERTENTLY ENERGIZED WHICH IN TURN RESULTED IN HIS DEATH.
2001 2 fatalities
THE VICTIM, A LOADER OPERATOR, WAS CLEANING MATERIAL FROM A STACKER CONVEYOR WHEN HE ACCIDENTALLY STRUCK ONE OF THE LEG SUPPORTS, KNOCKING THE CONVEYOR OVER. A SECOND LOADER OPERATOR WAS SUMMONED TO LIFT & RESET THE CONVEYOR. THE RIGGING FAILED AND THE CONVEYOR FELL, STRIKING THE VICTIM AS HE WALKED UNDER THE RAISED CONVEYOR
ACCORDING TO WITNESS, EMPLOYEE FELL FROM A SCAFFOLD LADDER FROM AN UNKNOWN HEIGHT.
2000 2 fatalities
OPERATING SHEARER IN TAILGATE, FLIPPED COWL HEADING TO HEADGATE WHEN FITTING BROKE ON BACK FLUSHFILTER AT SHEILD 74. THE HOSE WITH ALL FITTINGS WHIPPED OUT TO FACE AND HIT VICTIM AT SHIELD 76. THE 4,2000 PSI HOSE WITH COUPLER ON THE END HIT VICTIM IN THE FACE RESULTING IN BLUNT FORCE TRAUMA TO FACE AND HEAD.
AVAILABLE INFORMATION FROM THE SCRAPER OPERATOR AND EYE WITNESS SHOWS THAT THE EMPLOYEE MOVED BETWEEN A BACKING 633 CAT SCRAPER AND HIS PICKUP OUT OF THE OPERATORS FIELD OF VISION. HE WAS RUN OVER BY THE LEFT REAR SCRAPER TIRE RESULTING IN DEATH.
1999 3 fatalities
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.
EMPLOYEE WAS PERFORMING MAINTENANCE ON 125 EIMCO-JARVIS LOADER (LHD);HE FAILED TO BLOCK BUCKET OF LOADED OF LOADER BEFORE MAINTENANCE BEGUN. APPARENTLY, IN TIGHTENING THE FITTING TO LIFT CYLIN DER, THE FITTING BROKE, RELEASING THE HYDRAULIC PRESSURE CAUSING BUCKET TO COME DOWN ON HIM, PINNING HIM AGAINST FRAME AND BUCKET LIFT ARM.
WHILE WORKING WITHIN ENGINE COMPARTMENT OF A FRONT END LOADER THE HOOD FELL, CATCHING THE MAN BETWEEN THE REAR FRAME AND HOOD SIDE CAUSING FATAL CRUSHING INJURIES.
1998 3 fatalities
A FALL OF ROOF OCCURRED DURING PILLAR EXTRACTION INTO THE OUTBY INTERSECTION COVERING THE MINER OPERATOR AND MINER HELPER. THE FALL WAS 8 FEET BY 20 FEET BY 80 FEET.
A FALL OF ROOF OCCURRED DURING PILLAR EXTRACTIONINTO THE OUTBY INTERSECTION COVERING THE MINER OPERATOR AND MINER HELPER. THE FALL WAS 8 FEET BY 20 FEET BY 80 FEET.
INVESTIGATION OF ACCIDENT SITE REVEALED THAT A SLAB LOCATED ON RIGHT RIB NEAR FACE SPALLED OFF, ROTATING APPROX. 180 DEGREES STRIKING HIM ON HIS HEAD AND UPPER TORSO. HE SUSTAINED SEVERE CRUSH ING INJURIES. THE APPROX. SLAB MEASUREMENTS WERE 5' L X 3' W X 14" IN THICKNESS.
1997 1 fatality
SKIDSTEER BOOM LIFTED & CAUGHT HIM IN THE CHEST. IT INJURED THE LIVER. HE INTERNALLY BLED TO DEATH.
1996 1 fatality
AT APPROX. 1245M ON OCTOBER 29, 1996, EE WAS OPERATING A 50 TON EUCLID HAULAGE TRUCK TRANSPORTING REFUSE FROM THE PREP PLANT TO THE REFUSE PILE. AFTER DUMPING HIS LOAD OF REFUSE MATERIAL THE O PERATOR DIDN'T LOWER THE TRUCK BED. THEREFORE, APPROX. 1.6 MILES FROM THE REFUSE PILE THE TRUCK BED STRUCK THE OVERLAND CONVEYOR BELT XOVER AT THE TRANSFER STATION #1 CAUSING THE FATAL INJURY
1995 2 fatalities
ACCORDING TO WITNESS THE EMPLOYEE WAS ATTEMPTING TO CLEAR A PLUGGED SUCTION HOSE ON THE RIGHT BOOM OF THE ROOF BOLTER WHEN A ROCK FELL FROMTHE MINE ROOF ON THE INBY SIDE OF THE ATRS PIVTOTED B ACKWARDS STRUCK EMPLOYEE & PINNED HIM AGAINST THE BOOM
A DELIVERY TRUCK DRIVER WAS FATALLY INJURED WHILE UNLOADING A TRAILER LOAD OF STEEL. THE LOAD SHIFTED AND HE WAS STRUCK BY A FALLING I-BEAM.
1994 1 fatality
THE MAN WAS WORKING TO ASSESS AND/OR REMOVEMATERIAL BUILDUP IN A PLUGGED SCREW CONVEYOR LOCATED BENEATH A GAS CONDIITONING SPRAY TOWER. WHILE HE WAS STANDING AT THE OPENING IN THE HOPPER MORE MATERIAL FELL FROM ABOVE INSIDE THE SPRAY TOWER. WHEN IT HIT THE SCREW HOPPER SOME MATERIAL CAME OUT THE OPINING STRIKING THE MAN. THE FORCE PROPELLED HIM ACROSS THE 10' DECK AND TO THE GRO
1993 1 fatality
ACCIDENT IS UNDER INVESTIGATION BY MSHA EE & EE AR QUETIE NO DETERMINA TION HAS BEEN MADE AT THIS TIME
1992 2 fatalities
EE WAS WORKING ON 12CM5 MINER INSIDE THE CONTROL BOX CHANGING AN OVERLOAD WHEN HE CAME IN CONTACT WITH HIGH VOLTAGE.
LARGE SECTION OF ROOF FELL ON THE RIGHT SIDE OF CROSSCUT OFF OF NO 3 ENTRY TWO CROSSCUTS INBY THE ROCK STORAGE DEVELOPMENT SECTION THE ACCIDENT OCCURRED AS INJURED WAS STANDING BETWEEN THE LAS T TWO ROWS OF PERMANENT SUPPORT MARKING PLACES ON THE ROOF FOR THE NEXT ROW OF BOLTS TO BE INSTALLED SECTION OF ROCK APPROX 3FT LONG X21/2FT WIDE & 3TO 8IN DISLODGED BETWEEN THE BOLTS STRIKIN
1991 1 fatality
IN AN ATTEMPT TO EMPTY AN OLD(UPPER) SUMP INTO A NEW LOWER SUMP THE FACE GAVE WAY RELEASING APPROX 100,000 GALLONS OF WATER,AND IT IS BELIEVED HE WAS SWEPT AWAY IN THE ONRUSH THAT TOOK OUT TIM BERS AND CRIBBING.HE WAS FOUND ON 08-23-91 AT APPROX 10:30PM.
1990 2 fatalities
WHILE ROCK BOLTING THE CEILING OF THE MINE 120' INTO THE FACE,THE CEILING FELL AND BURIED I.NAME WHILE PUSHING OTHER EMPL UP AGAINST THE FACE.
WHILE APPARENTLY PERFORMING A REGULAR, ROUTINE EXAMINATION AND/OR TESTING OF A 7200-V HUBBELL-ENSIGN DISCONNECT, THE EMPLOYEE RECEIVED A FATAL ELECTRICAL SHOCK.
1989 2 fatalities
THE VICTIM WAS HANDLING MINER CABLE. THE OPERATOR WAS BACKING THE MACHINE BACK TO MOVE TO LEFT SIDE. HE PIVOTED THE MACHINE TO THE LEFT PINNING THE VICTIM BETWEEN THE CAB OF THE MACHINE AND TH E RIGHT RIB.
INJURED EMPLOYEE ASCENDED A RAIS WITHOUT NOTIFYING THE WORKER ABOVE AND WAS STRUCK WITH LOOSE MUCK AND/OR FELL FROM THE LADDER AN UNKNOWN DISTANCE. (IMMEDIATELY REPORTED TO MSHA IN GRAND JUNCT ION CO. BY TELEPHONE TO R.B. WILLIAMS.)
1988 2 fatalities
VICTIM WAS LOADING ORE TRAIN USING PNEUMATICALLY OPERATED CHUTE DOOR WHEN VERY WET ORE EITHER RAN OR BROKE THE CHUTE BURYING THE VICTIM. VICTIM SUFFERED FROM INABILITY TO BRETHE AND DIED OF AS PHIXIATION.
ANTI-SPALLING SHIELD ON NO 2 LONGWALL FACE-SHIELD INADVERTENTLY ACTIVATED CAUSING ANTI-SPALLING SHIELD TO PIN DECEDENTS HEAD BETWEEN IT & THE BRETBY CABLE TRAY OF THE LONGWALL PAN LINE
1987 4 fatalities
HIGHWALL COLLAS1ED ON AUGER ON THE ABOVE DATE MSHA & COMPANY ARE INVESTIGATING
ROCK FALL OF 100 - 150# STRIKING HIM ON TOP OF HEAD, CAUSING MASSIVE INTERNAL INJURIES
VICTIM WAS INST5LLING THE SECOND WATER PUMP TO DEWATER THE DITCH WHEN HE CAME IN CONTACT WITH THE ENGERIZED POWER CABLE AND RECEIVED AN ELECTRICAL SHOCK. POWER WAS SUPPLIED FROM A PORTABLE GEN ERATOR MODEL NO1 20 PL-L1 VOLT 120-240 SINGLE PACE
WHILE CARRYING 4ATERIALS BACK TO HIS SECTION EE EXPERIENCED CHEST PAIN & SHORTNESS OF BREATH. HE WAS TRANSPORTED TO T HE HOSPITAL & ADMITTED FOR I/C. HE WAS DIAGNOSED LATER AS HAVING SUFFER ED A MYOCARDIAL3INFARTION.
1986 4 fatalities
THE VICTIM CLOS9D SWITCH CONTROLLING AIR DOOR AS MUCK TRAIN APPROACHED THE DOOR CLOSED HE ATTEMPTED TO RUN TO AN EMERGENCY SWITCH AND WAS STRUCK BY THE TRAIN IF HE HAD REMAINED WHERE HE WAS AN D OPENED THE MA3N SWITCH HE WOULD HAVE NOT BEEN INJURED
THE OPERATOR WA8 THROW FROM THE MACHINE WHEN A DOZER ROLLED OFF THE ROAD.
EMPLOYEE WAS FO6ND WEDGED AGAINST CONVEYOR AND TRAPPED AGAINST BEAM ABOUT 2 HRS AFTER HE WAS DROPPED OFF HE WAS FOUND WITHOUT SIGNS OF LIFE AT 8 AM HIS PLAN HAD BEEN TO WALK THE BELT AND MEET AT THE PLANT B2 7 PM HE DIED OF MULTIPLE INJURIES AS DESCRIBED
INSTALLING ROOF3MAT EMPLOYEE STEPPED IN FRONT OF BOLTER TO RETRIEVE FALLEN MAT ROOF ROCK FELL ON EMPLOYEE HITTING HIM ON HEAD AND BACK
1985 5 fatalities
2 EMPL OUTSIDE 4ORKING OUTSIDE PUTTING UP SNOWSHED.I.NAME IN LOADER BUCKET PUTTING UP TIMBER AND VICTIM WAS STANDING BELOW BUCKET HOLDING TIMBER WHILE I.NAME WAS BLOCKING TIMBER WITH HAMMER.SU DDENLY SNOWLIDE3CAME DOWN AND BURIED THE TWO.I,MNAME CRAWLED 50-65' THROUGH SNOW.BURIED ON SUNDAY AND TUNNELED OUT MONDAY.TUNNELED IN AGAIN MONDAY PM TO PROTECT HIMSELF FROM COLD.TUES-HEARD H
EMP HAD RAISED THE RAIL APPROX 4 INCHES TO DO REPAIR WORK. AFTER THE WORK WAS COMPLETED HE LOWERED THE RAIL, THE RAIL CAME IN TONTACT WITH A RAIL SPIKE BAR. THE RAIL BAR STRUCK THE EMPLOYEE I N THE R LOWER JAW
THE VICTIM WAS OPERATING A FRONT END LOADER BUCKING A 40\-50\ HIGHWALL TRYING TO BRING THE HIGHWALL IN. THE HIGHWALL FELL & BURIED THE VICTIM & TH ELOADER.
ENMPLOYEE SUFFERED A HEART ATTACK WHILE IN T HE PROCESS OF PERFOEMING HIS NORMAL DUTIES THE HEART ATTACK WAS UNRELATED TO WORK PROCEDURES OR DAILY EVENTS RESULTED IN DEATH 15 JUNE 1985 AT 2 5
THE EE WAS STANDING AT THE CONTROLS OF A CAVO MUCKER-NOT MUCKING- WHEN THE RIB FELL AGAINST HIM CRUSHING HIM BETWEEN THE MACHINE & ROCK.
1984 4 fatalities
VICTIM HAD COMPLETED BOX CUT WHICH HOLED THROUGH HE WALKED INTO BOX CUT TO DETERMINE HOW MUCH TOP COAL NEED TO BE TRIMMED DOWN A PIECE OF COAL BROW BROKE LOOSE AND FELL ON VICTIM
DITCH CAVED IN; ENTRAPPING AND COVERING EMPLOYUE
WAS BLASTING, SOME SHOTS DIDN\T GO OFF. RELIT MISSES, RETURNED TO SCENE TOO SOON. MISS WENT OFF KILLING HIM. INJURING OTHERS.
OPERATING MOTOR WITH ONE MANTRIP CAR HOOKED UP BEHIND THE ACCIDENT OCCURRED AT THE END OF GRAVEYARD SHIFT AND THE VICTIM HAD JUST RECEIVED THE VERBAL OK FROM THE 4 EMPLOYEES TO PROCEED THE 4 E MPLOYEES WERE IN THE ENCLOSED MANTRIP CAR AND DID NOT SEE WHAT HAPPENED THE VICTIM APPARENTLY WAS NOT ATTENTIVE AND DROVE THE MOTOR THRU THE AIR DOORS APPROX 90YDS DOWN FROM HIS STARTING POIN
1983 3 fatalities
WHILE CHANGING THE POSITION OF THE TIRES ON A STACKING CONVEYOR THE JACK SLIPPED AND THE CONVEYOR TURNED OVER SERIOUSLY INJURING ONE AND RESULTING IN A FATALITY FOR ANOTHER THE CONVEYOR WAS NOT PROPERLY BLOCKED OR CRIBBED
RUNAWAY LOCOMOTIVE ON GRADE, EMPLOYEE JUMPED FROM MOVING LOCOMOTIVE.
C.M. HAD COMPLETED THE ENTRY CUT AND TURNED THE ENTRANCE TO ADJACENT X-CUT TO RIGHT,UNKNOWINGLY MINING UNDER GEOLIGIC ABNORMALITY IN THICKNESS OF COAL SEAM WHICH PINCHED DOWN FROM 20\\ OF TOP COAL TO 8\\ OVER DISTANCE OF 30\ CAUSING COLLAPSE OF STRATA WHEN IT SEPARATED WITHOUT APPARENT WARNING.