Pinto Valley Mine — Accidents

Total: 326 accidents | Fatalities: 2

Date Classification Injury Days Lost Narrative
10/01/2025 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY None The victim was preparing the area to lower a vulcanizing hot press down to the lower level by removing grates on the 2nd floor of the number 2 ball mill feeder belt. In the process, the victim, who w...
09/27/2025 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None Employee was cutting flex using a utility knife. Employees knee slipped causing them to make contact with upper right knee, causing about a 1inch laceration.
09/17/2025 HANDTOOLS (NONPOWERED) DAYS AWAY FROM WORK ONLY None A maintenance mechanic was inside the discharge chute of Ball Mill #5 and was using a 12-pound sledgehammer to break a chute liner loose when EE's footing slipped mid swing and the hammer hit EE's rig...
09/11/2025 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 19d lost A Lube Technician was dismounting a dozer in the pit after servicing it, when stepping down they felt pain in their ankle and felt a pop. EE was sent to a provider for evaluation on 09/11/2025 and was...
09/03/2025 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY None A mechanic was stepping onto a barge from the ground when their muddy rubber boots caused them to lose footing and slip and caught themselves by grabbing the handrail and hurting their right shoulder.
08/25/2025 STEPPING OR KNEELING ON OBJECT DAYS RESTRICTED ACTIVITY ONLY 11d restricted A production loader operator was coming off the boarding ladder of the loader when EE stepped on a rock and felt pain in EE's leg. On evaluation EE was diagnosed with a muscle strain and issued restri...
08/24/2025 OTHER DAYS RESTRICTED ACTIVITY ONLY 2d restricted A haul truck operator noticed redness and swelling on EE's forearm assumed to be from an insect bite or sting, on evaluation EE was referred to medical evaluation for a possible allergic reaction. EE...
07/17/2025 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None THE DRIVER WAS HAVING TROUBLE REMOVING THE HOSE AND THEY PULLED ON THE HOSE, THAT WAS WHEN THE HOSE WENT STRAIGHT TO THEIR BOTTOM LIP, IT CUT BOTTOM LIP, PUSHING THE BOTTOM TOOTH INSIDE, CAUSING BLEED...
07/12/2025 FALLING/SLIDING/ROLLING MATERIALS DAYS RESTRICTED ACTIVITY ONLY 2d restricted While waiting for the shift to begin the employee sat in a chair next to a cork board mounted on a wall. The cork board fell and struck the employee on the left shoulder.
06/26/2025 POWERED HAULAGE DAYS AWAY FROM WORK ONLY 32d lost Employee was replacing a drive sprocket on a excavator. While attempting to install the sprocket fell off of the forklift and landed on ankle. Took employee to the emergency room and had x rays taken....
06/14/2025 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None While waiting for shift to start employee was rubbing eyes when they felt a sharp pain in their eye after touching welding jacket. Employee was seen at the ER where a foreign object was removed from t...
06/04/2025 MACHINERY DAYS RESTRICTED ACTIVITY ONLY 3d restricted Operator of dozer was starting a new slot and as the material fall away ahead of the blade, the dozer operator quickly reversed and tracked over the previous slot embankment edge. The dozer laid over...
05/19/2025 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None Employee was using a 6"" grinder with a cut off wheel cutting flat plate on a set of stands when the grinder grabbed and kicked back toward the individual making contact with EE's left mid to upper th...
04/29/2025 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None Employee was walking from the Main Gate to the Administration building and there was a pickup next to the gate, they walked around the pickup and turned to talk to the driver. As they turned back to c...
04/23/2025 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 5d lost Operator went to fuel island and the pump 2 hose had been rolled back up. In the process of pulling hose back to the east side of fuel island, operator went to get more hose out of reel and in doing s...
04/21/2025 POWERED HAULAGE DAYS AWAY FROM WORK ONLY 20d lost Operator of drill 557 was leaving tie down attempting to go down ramp to Castle dome pit, during that walk Haul truck 531 was attempting to pass drill, When haul truck attempted to pass it struck rear...
04/10/2025 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None Employee was attempting to retrieve tools from the back of employee's pickup and cut right hand on an exposed, sharp, piece of metal located at the top of the tailgate. Employee received a cut to the...
03/21/2025 HANDTOOLS (NONPOWERED) DAYS AWAY FROM WORK ONLY 19d lost While removing the wear caps on a loader bucket, they struck the cap with a hammer which caused a metal fragment to fly off and embed in this left hand between the thumb and index fingers through a le...
03/11/2025 MACHINERY DAYS AWAY FROM WORK ONLY 7d lost Employee was operating a haul truck and was being loaded by the production loader and felt some discomfort in their back, the employee was reassigned to a different loading unit and finished the shift...
02/10/2025 MACHINERY DAYS AWAY FROM WORK ONLY 21d lost Employee was backing a dozer on the main dump and contacted a rock with the back of the dozer, this caused a sudden stop which jarred EE and caused neck pain. First day of work missed 02/19/2025.
01/27/2025 STEPPING OR KNEELING ON OBJECT DAYS AWAY FROM WORK ONLY 6d lost As the employee was dismounting the haul truck, EE stepped off the last rung of the ladder and stepped on an unseen small rock and rolled EE's knee inward. First day of missed work was 02/06/2025, fol...
01/20/2025 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None Employee was priming holes, as employee moved to push wire down the lath / stake a splinter came from the wood and entered employee's hand between the thumb and pointer finger, it then pushed back int...
12/15/2024 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None Employee was cutting a bolt off with a DeWalt portable bandsaw. When the saw cut through the bolt, it dropped down coming into contact with the left thumb causing a laceration.
12/14/2024 MACHINERY DAYS AWAY FROM WORK ONLY 35d lost While installing Feed pipe to the #2 skid at TSF4 an excavator was being used to position the pipe in place. With the stored energy left in the pipe it swung back approximately 10 feet striking the em...
11/01/2024 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None Employee was helping to adjust the gap on Crusher #5 using a hydraulic ram. When the ram began to retract, it slipped off of the crusher tooth and the employee grabbed it, crushing their Right ring an...
10/13/2024 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None Maintenance employee was placing a training idler onto a conveyor cartridge that was being rebuilt. While placing the idler into the frame, it shifted catching employee's pinky finger on left hand bet...
10/13/2024 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None Maintenance employee was working to install a bearing on a conveyor pulley and cut the second knuckle on EE's right hand middle finger.
09/22/2024 HANDLING OF MATERIALS DYS AWY FRM WRK & RESTRCTD ACT 91d lost, 13d restricted Employee was removing an inline valve on the tailing pump discharge line and when the last bolt was removed, the valve shifted releasing pressurized tailings slurry which got in employee's face/eyes.
09/20/2024 HANDTOOLS (NONPOWERED) DAYS AWAY FROM WORK ONLY 9d lost EE was tightening bolts on a rebuilt pump when EE felt a pain in EE's back.
08/23/2024 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 70d lost Employee was removing brush and weeds while standing on a pallet and slipped causing EE to fall to EE's knee. New restrictions issued on 10/14/2024, first missed shift is 10/16/2024.
08/06/2024 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None Employee was loosening a bolt with an impact gun and had hand on the socket while activating the impact when a sliver of steel caught EE's finger causing a laceration.
08/02/2024 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 174d lost Employee was boarding employee's haul truck and for an unknown reason, chose to utilize the emergency egress ladder rather than the normal boarding ladder/stairs. EE reached the third rung from the to...
07/27/2024 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 2d lost Employee was climbing Scaffolding felt a pop and sharp pain in the left knee. Employee was diagnosed at medical facility with strain/sprain to the knee. Was referred to physician for further evaluati...
07/04/2024 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 4d restricted Employee reported back strain after climbing the boarding ladder/stairs of employee's haul truck. Pain reported the following day on 07/05/2024. Employee issued restrictions of no driving, stairs, or...
06/18/2024 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 26d restricted Tire technician was removing a lock ring from a haul truck tire when the lock ring pinched EE's fingertip. *EE was diagnosed with a secondary infection due to improper wound care during a follow-up vi...
05/13/2024 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 7d lost Employee was walking down a conveyor walkway and slipped on debris.
04/15/2024 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None While operator was going to move plastic pallet from table to set up for next day starter sheets as operator was moving the pallet it slid of table causing employee to lose balance falling back and hi...
04/12/2024 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 4d restricted Employee was harvesting cathodes in the tank house and had a dropped sheet inside of the cell. While trying to fish the sheet out with a handled hook, EE pulled to lift the sheet and it snagged on the...
04/05/2024 EXPLODING VESSELS UNDER PRESSURE DAYS AWAY FROM WORK ONLY 2d lost Employee was operating a road grader and noticed the transmission was not working correctly. Operator was inspecting for leaks, when they opened the engine compartment door the transmission fluid cap...
03/07/2024 STEPPING OR KNEELING ON OBJECT NO DYS AWY FRM WRK,NO RSTR ACT None Employee was performing semi annual service an HT518, was headed to back of the motor to cut zip ties on the detection line after stepped on tubing, foot slipped and worker's leg caught a bracket whic...
01/24/2024 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 15d lost Twisted right knee while exiting the truck.
12/30/2023 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None Moving material to clear belt, smashed fingers on right hand.
11/16/2023 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None Plate slipped off the rope falling onto employee's hand causing a laceration
11/10/2023 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None Struck by hose / Laceration to elbow
10/24/2023 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None EE was pouring some chemicals into a tube and a small amount got onto EE's arm creating a small burn.
10/16/2023 HANDTOOLS (NONPOWERED) DAYS RESTRICTED ACTIVITY ONLY 36d restricted Driver was placing lid on copper concentrate container and needed to slide it over. While using bar, lid shifted causing wrist to twist. Tweaked right wrist and felt a pop.
08/30/2023 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None Cut Hand while opening a gate valve
08/23/2023 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 108d lost Installation of new silo components (feeder tube), when a bolt broke and the tube fell approximately 5 ft onto employees right foot (above steel toe). 2 fractures diagnosed, employee given a walking b...
08/11/2023 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None Employee was standing on loose gravel near the facility, installing signage. Employee lost footing while using prybar, causing employee to fall to the gravel and striking left knee. Employee was eva...
08/04/2023 ENTRAPMENT DAYS AWAY FROM WORK ONLY 108d lost The condition contributing was a highwall failure. Employee was extracted out of right window of the piece of equipment. Employee had used their right arm and shoulder trying to break the window causi...