Kayenta Mine — Accidents

Total: 154 accidents | Fatalities: 2

Date Classification Injury Days Lost Narrative
04/08/2025 HANDTOOLS (NONPOWERED) DYS AWY FRM WRK & RESTRCTD ACT 5d lost, 48d restricted The repair was on the K pin location of the machine. During the install, the bearing seized roughly a quarter of the way in. To continue, EE used a brass hammer to drive it in. During one of the hamme...
02/06/2024 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 2d lost I was getting my toolbox on the bed of my truck after picking up the toolbox I turned to get down when I tripped on a jack which caused me to fall off my truck and I landed on the concrete surface hea...
01/25/2023 SLIP OR FALL OF PERSON DAYS RESTRICTED ACTIVITY ONLY 10d restricted Employee was sorting 5 dragline cables. Employee had just started separating cable in the area where there was snow covered approx 6"" - 8"" of snow.
01/15/2020 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None Employee was adjusting the two lengths of poly water pipe into the fusing machine when EE's left index and middle fingers got caught between the poly water pipes ends, which pinched the tips of the tw...
10/24/2019 FIRE ACCIDENT ONLY None Smoke was noticed at 11:45 at N-8 hopper and found a small spontaneous combustion fire due to location the fire burnt for more than 30 minutes before it was extinguished.
03/07/2019 POWERED HAULAGE ALL OTHER CASES (INCL 1ST AID) None Ford Truck collided with Powder Truck at N-14 Facilities intersection. Ford was headed east and Powder Truck was pulling out of a stop sign when they collided. Ford driver was transported to hospital...
01/29/2019 MACHINERY DAYS AWAY FROM WORK ONLY 55d lost Operator & Oiler were in process of moving power cable to maneuver Machine. Oiler hooked up 2"" sling around power cable & using 1"" sling hooking to fan tail hook. Before Oiler was ready Machine star...
01/27/2019 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 90d lost Operator was dismounting a 785B End Dump, off a ladder when incident occurred. Operator missed the last rung, fell backwards to the ground. Put out left hand to break fall, fell on left hand. Fracturi...
10/02/2018 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 183d lost While employee was lifting 4 foot cribbing. EE felt a sharp pain in right shoulder. IE reported it to Supervisor and was taken to and seen at the Mine Clinic. IE was referred to another Clinic for fur...
06/12/2018 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None After employee finished replacing troughing idlers on beltline, ee was in the process of removing used idlers off the platform on the catwalk. To clear the walkways and got left hand caught in between...
05/24/2018 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None EE was assisting in installing bucket cylinder to linkage. A crane and sling were being used to pull cylinder forward to align. EE noticed a piece of plastic covering bore of cylinder and tried to rem...
05/15/2018 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 1d lost Trainee was moving cable at 2570. Trainee twisted as they were lifting cable and felt lower back pain. Reported to supervisor.
03/17/2018 POWERED HAULAGE DAYS AWAY FROM WORK ONLY 59d lost Walking cam on 2570 dragline was being installed and was being set into place by 992 cat loader. Cam seized and was rammed by the loader and jarred the operator, causing whip lash to the operator.
03/17/2018 HANDLING OF MATERIALS PERM TOT OR PERM PRTL DISABLTY None IE severed the left middle finger tip while installing a push arm assembly on a D-11 dozer.
03/16/2018 OTHER INJURIES DUE TO NATURAL CAUSES None A non miner suffered a heart attack at the public coal load out. While waiting for Navajo EMS to arrive, CPR was started. Once Navajo EMS arrived, the victim was transported by their ambulance to the...
12/11/2017 POISONING (TOXIC MATERIALS) OCCUPATNAL ILLNESS NOT DEG 1-6 3d lost Employee was exposed to unburned diesel fuel vapors.
03/20/2017 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None The IE was lowering a tow pin weighing 25 lb. on the bumper of a water truck. As the IE was trying to lower the pin, it got hung up and wouldn't move. As the IE applied more force, the 25 lb. pin fell...
02/09/2017 POWERED HAULAGE DYS AWY FRM WRK & RESTRCTD ACT 107d lost, 8d restricted As a scraper operator was running in the spoil cut area, was looking back at the apron and bowl and hit a large partially covered boulder. As operator made contact with boulder, the scraper bounced h...
02/03/2017 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 59d lost The EE was in the process of removing a hydraulic filter from drill 812 when EE injured a middle finger. EE first removed the bracket that secures the filter housing assembly. EE then held the filter...
08/05/2016 STEPPING OR KNEELING ON OBJECT DAYS AWAY FROM WORK ONLY 154d lost As a dozer operator was dismounting dozer 327 at the end of EE's shift, EE failed to use the workable power ladder installed and used the iron grab irons to dismount. When EE got to the left push arm...
08/05/2016 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 249d lost When troubling shooting a limit switch, on a load out chute and is 25 feet above ground level. The electrician was utilizing mobile scaffolding to access the limit switch. The electrician adjusted the...
06/25/2016 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 11d lost The dragline operator and oiler were in the process of inserting a shaft roller on top of the dragline house. The operator lost hold of the shaft roller and it slipped from hands, left middle finger w...
05/26/2016 POWERED HAULAGE DAYS AWAY FROM WORK ONLY 81d lost As backhoe 450 was loading Haul Truck 409, large chunky material was dumped into the bed of the truck. The shock load of the rocks being loaded caused the truck driver to suffer back and neck pain. T...
12/18/2015 HANDTOOLS (NONPOWERED) DAYS AWAY FROM WORK ONLY 2d lost A serviceman injured his right shoulder while cutting a padlock off a truck's tool bin with bolt cutters. Afterwards he swung his arm to test and relieve the pain when his shoulder popped. This cause...
12/12/2015 STEPPING OR KNEELING ON OBJECT DAYS RESTRICTED ACTIVITY ONLY 180d restricted Employee was working onsite on the drill pad and turned to the right stepped on the edge of a rock and twisted knee.
12/05/2015 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None EE in an attempt to remove broken bolts from a dozer track pad, lacerated the heel of his gloved left hand. EE had positioned his left hand along the outer edge of the pad, then manhandled the freed p...
11/04/2015 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 5d lost Employee strained his back dismounting a dozer.
04/28/2015 STEPPING OR KNEELING ON OBJECT DAYS AWAY FROM WORK ONLY 21d lost The 8200 dragline oiler dismounted the machine carrying a bucket of oil when he stepped on an unhinged extension ladder that was laying at the base of the catwalk. He twisted his right ankle. An x-r...
04/20/2015 ENTRAPMENT ACCIDENT ONLY None 331 dozer pushing coal into N-8 hopper. Dozer went over concrete edge of hopper and slid forward into hopper. Angle of dozer cut fuel to engine. Dozer operator stayed in cab awaiting fuel to track out...
04/06/2015 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 9d lost Employee was resetting calibration limits on the 8750-1 dragline drum for a re-socket. When done, he was walking back to his work truck and twisted his left ankle on the ground transition from compac...
03/25/2015 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 2d lost, 209d restricted Injured tripped over a 4"" x 4"" piece of cribbing in the motor shop while moving dragline house fans with the overhead crane resulting in a fracture to the right shoulder.
03/12/2015 MACHINERY DAYS AWAY FROM WORK ONLY 4d lost During re-socketing of 8750-1 dragline hoist rope, Employee was positioning the wedge into socket when the hoist rope loop being pulled by a dozer snapped and hit his right thumb. Employee reported a...
02/13/2015 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 5d lost Employee slipped on gravel while loading cable on to a reel truck at the N-9 Cable Yard twisting his ankle and resulting in a left knee strain.
02/05/2015 STEPPING OR KNEELING ON OBJECT DAYS AWAY FROM WORK ONLY 50d lost Injured employee, assisting a vendor in installing an A/C fan motor on the roof of the PCR room of a 2570 dragline, stepped on a 2"" pad eye and twisted his right foot inward. He suffered a fracture...
09/04/2014 ELECTRICAL DAYS AWAY FROM WORK ONLY 17d lost The serviceman started the light plant to service it when he noticed a cable lying underneath the plant. He knelt to move the cable when he received a shock from the damaged energized cable. He was ab...
08/04/2014 DISORDERS (REPEATED TRAUMA) OCCUPATNAL ILLNESS NOT DEG 1-6 24d lost The operator took a step on the push arm-step to mount the dozer when he heard a sound, a (pop) in left foot. Operator has experienced a chronic leg/foot ailments related to health and received treatm...
07/26/2014 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None The injured employee sustained laceration to his left pinky when a metal catwalk fell on his left hand after losing his grasp. He was initially seen at the mine clinic and later taken to Kayenta for...
07/10/2014 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 112d lost Employee while assisting two other individuals in replacing a troughing idler, suffering injuries to his left wrist/hand. The employee's hand was pinned between the idler and the conveyor belt frame....
06/28/2014 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 43d lost Mechanic was removing and replacing bit and sub on drill steel when it shifted. Thumb got caught between steel and nylon sling. Mechanic sustained broken and laceration to his thumb.
06/20/2014 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None Employee was removing crusher liners when he pinch his finger.
06/09/2014 POWERED HAULAGE DAYS AWAY FROM WORK ONLY 119d lost Employee was installing a conveyor belt clamp, and was holding the clamp when it got hang up. The clamp was being moved by a forklift, fork got hung up released and jarred him. This release jarred him...
05/16/2014 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 75d lost Employee was cleaning trash in scraper parking lot. Lifting a 55 gallon barrel full of trash. Was taken to hospital for further evaluation, and was diagonis with lower back injury. Was given one week...
03/24/2014 MACHINERY DAYS AWAY FROM WORK ONLY 176d lost Maintenace was being conducted on a dragline when incident occurred. Hoist rope was being changed out. Winch line was attached to hoist rope to remove it. Winch line got hung up on lug, released and s...
03/19/2014 FIRE ACCIDENT ONLY None Public trash dumpster on mine site. Someone put hot ash in dumpster in a 55 gallon drum. Which cause the trash to ignite. Fire was put out with fire truck and dumpster was flooded with water. Fire was...
03/04/2014 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None Mechanic was observing another mechanic removing final drive of a dozer. Tool: bracket fell and mechanic was trying to get out of the way, trip and fell on his face. Causing a 1/2 inch laceration on h...
12/25/2013 HANDLING OF MATERIALS PERM TOT OR PERM PRTL DISABLTY 65d lost The injured employee's left hand was caught in between the frame and the pivoting idler base in a scissor like fashion pinching the left ring finger between the 2 pieces of steel. The finger tip, abo...
12/23/2013 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 68d lost Mechanic was in a sitting position when a co-worker walking by threw a piece of rock at him striking his right. Right hand sustained a simple fracture of a metacarpal of little finger.
12/16/2013 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 81d lost Injured was trying to turn the swivel of a portable light plant into position and when it came loose, injured's right little finger struck the light plant mast stopper causing a cut to the finger tip.
08/31/2013 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 1d lost Preparation laborer was cleaning with a water hose when his leg became wrapped by the hose. He took a step forward he lost his balance and fell backward striking the back of his skull against a concre...
06/28/2013 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 55d lost The Prep-laborer reached with his right hand to remove a steel choker while a splice house was lowered onto a lowboy trailer. The cross brace of the splice house and surface of the trailer pinched his...