Caballo Mine — Accidents

Total: 185 accidents | Fatalities: 0

Date Classification Injury Days Lost Narrative
01/22/2026 FIRE ACCIDENT ONLY None Smoker was identified in area 6. No people or resources are at risk.
09/22/2025 FIRE ACCIDENT ONLY None Smoker was identified in area 8 north. No people or resources are at risk.
09/04/2025 FIRE ACCIDENT ONLY None Smoker was identified in Area 7. No personnel or resources at risk.
08/04/2025 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None While lubricating haul truck wheel hardware, metal protruding from hardware lacerated left pinky finger
05/22/2025 FIRE ACCIDENT ONLY None Smoker identified in A6 Coal bottom. No personnel or resources at risk.
11/03/2024 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 3d lost Employee tripped/got foot tangled in airhose and fell resulting in pain in lower back.
11/01/2024 STRIKING OR BUMPING NO DYS AWY FRM WRK,NO RSTR ACT None Operator was dismounting a D-10 dozer and when making the transition to get down off of the push arm, EE grabbed the lower handrail which had a metal shard that cut EE's left middle finger. EE was tak...
07/08/2024 FIRE ACCIDENT ONLY None Spontaneous combustion of coal in Area 6 and Area 8. No people or resource are at risk.
07/01/2024 FIRE ACCIDENT ONLY None Spontaneous combustion of coal in Area 6, Area 8, dumps. No personal or equipment at risk.
06/27/2024 FIRE ACCIDENT ONLY None Smoker was identified in Area 8. No personnel or resources at risk.
06/24/2024 FIRE ACCIDENT ONLY None Smoker was identified in Area 6. No personnel or resources at risk
01/25/2024 FIRE ACCIDENT ONLY None Smoker was identified in Area 8. No personnel or resources at risk.
01/14/2024 FIRE ACCIDENT ONLY None Steamers were identified in pit area and were addressed as soon as we got equipment running as it was -30 degrees.
01/04/2024 POWERED HAULAGE DAYS AWAY FROM WORK ONLY 89d lost A 793 haul truck was dumping and when pulled forward the front end raised and when it came down it jarred the driver.
12/12/2023 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None While grinding on a haul truck bed a piece of metal got into employees eye. I.E. was taken to hospital where foreign particle was removed. Employee was wearing safety glasses and face shield.
09/02/2023 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 82d lost IE was removing strut bolts on a haul truck. While dismounting the carrier, transitioning to a 6' ladder, EE fell approx. 44'. EE's right shoulder/head impacted the concrete pad. IE was conscious and...
06/13/2023 FIRE ACCIDENT ONLY None Smoker was identified in area 7, no personnel or resources at risk.
05/26/2023 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None While removing a filter on a haul truck with a strap wrench, mechanics hand slipped off wrench and the handle hit EE in the mouth resulting in a chipped tooth.
12/14/2022 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 59d lost While walking an employee slipped and caught themselves on flat ground, which resulted in a tear to some muscles in rotator cuff. Employee had surgery on 1-13-23 making this a reportable.
12/14/2022 POWERED HAULAGE DAYS AWAY FROM WORK ONLY 48d lost End dump hit slick spot in road and was laid over on its side. Operator had a laceration on head that required 2 staples.
09/24/2022 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 57d lost While employee was pulling on an access ladder, EE strained shoulder. EE had surgery on 12/9/22 making this a reportable incident.
06/06/2022 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 104d lost, 2d restricted Employee fell while walking and strained shoulder. Employee had surgery on 10/13/22 making this a reportable injury. Found out about surgery on 11/17/2022.
04/29/2022 POWERED HAULAGE ACCIDENT ONLY None During a rain/fog event an employee slid off the edge of a roadway in a pick-up truck. The employee remained in the cab until the vehicle was recovered. There was no injury or vehicle damage.
03/06/2022 FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL ACCIDENT ONLY None Slough in spoil bank
03/02/2022 FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL ACCIDENT ONLY None Slough in a spoil bank
10/20/2020 HANDTOOLS (NONPOWERED) DAYS RESTRICTED ACTIVITY ONLY 10d restricted IE was performing fabrication duties. the IE hit a thumb with a hammer causing a laceration requiring stitches.
09/05/2020 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 46d restricted While moving crushing unit twisted back. EE entered restricted duty on November 4th 2020.
08/12/2020 FIRE ACCIDENT ONLY None Spontaneous combustion smoker was found in Area 1. The smoker was buried at 12:20 pm 08/12/2020
08/10/2020 FIRE ACCIDENT ONLY None Grass Fire in rail loop area.
07/20/2020 FIRE ACCIDENT ONLY None Spontaneous combustion smoker was found in Area 1. Had to take a drill over and shoot dirt over the top of it. The area was buried at 16:30 pm 0721/2020
07/11/2020 FIRE ACCIDENT ONLY None Coal smoker in Area 1
05/14/2020 FIRE ACCIDENT ONLY None Smoker in A5. Dozer smothered smoker with dirt. Area being monitored.
03/04/2020 FIRE ACCIDENT ONLY None Smoker was identified in area 7, no personnel or resources at risk.
02/14/2020 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None While removing cutting edge on a 637 CAT scrapper, the rad gun IE was using, slipped off nut and contacted IE's mouth resulting in a broken #7 lateral incisor tooth.
02/04/2020 FIRE ACCIDENT ONLY None At 1:30 pm MST, a spontaneous combustion of coal fire was reported in Area 6. Due to the location, it will take longer than 30 minutes to cover with dirt. Track dozer is actively working on road into...
12/27/2019 POWERED HAULAGE DAYS AWAY FROM WORK ONLY 90d lost IE was operating crew van, contacted berm with left side tires, the impact caused a compression fracture in the lower back
12/03/2019 FIRE ACCIDENT ONLY None Spontaneous Combustion Fire (smoker) was found in Area 0 at 9:00 am. Called in at 9:16 am. The smoker will take more than 30 minutes to bury with dirt. D-11 actively working to bury smoker.
10/22/2019 FIRE ACCIDENT ONLY None A smoker was found between the area 1 and two pit at 10:25 am. Due to remote location, it will take more than thirty minutes to bury.
10/03/2019 FIRE ACCIDENT ONLY None Spontaneous combustion coal smoker in Area 0 at Caballo. Remediation time will exceed 30 min. Dozer working to cover it up with dirt.
09/30/2019 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None I.e. was struck in the forehead by a lock ring while it was being installed on a 797 haul truck.
09/03/2019 FIRE ACCIDENT ONLY None Smoker/coal fire in area 7 caused spontaneous combustion. No personnel or equipment were/are at risk of harm/damage.
08/25/2019 OTHER INJURIES DUE TO NATURAL CAUSES None Deceased Individual suffered a fatal event due to Hypercarbic Respiratory Failure, this cause of death is according to Coroner's report. Time of Death was ruled at the Hospital at 1554 hours, 8/25/201...
07/17/2019 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None While lowering radiator cowling down from pump, the weight of the cowling shifted causing IE to lose grip and right hand to get entangled in the radiator cap access hole that is cut into the panel. Th...
04/19/2019 FIRE ACCIDENT ONLY None Spontaneous Combustion of coal in an inactive area of the pit that was going to take more than 30 minutes to put out. No damage or threat to people. Have to haul a dozer over and bury the smoker.
01/04/2019 FIRE ACCIDENT ONLY None Minor amount of smoke was observed from spontaneous combustion of coal occurred in area 6.
04/16/2018 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 60d lost IE stepped off step stool to the ground, stool slipped causing IE to fall to the ground injuring left shoulder. IE examined by the Coalition on 4/16/18 and referred to orthopedic specialist. MRI resul...
01/19/2018 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 20d lost Employee was loading EE's personal back pack into the back of our company pick-up truck the rock (ballast) slid and EE injured EE's right knee. The ballast was on a slight incline, and lose which caus...
11/11/2017 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None Injured employee (IE) was installing a track pin using a track pin press; a metal fragment dislodged from the pin and was impaled in IE's left lower leg. Metal fragment was removed by doctor.
01/05/2017 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 4d lost, 42d restricted Injured Employee was walking in from shop line to change house at the end of shift, slipped on frozen surface, resulted in torn medial patella femoral ligament.
02/22/2016 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None EE was mounting a haul truck when they felt discomfort in their left shoulder. The EE reported the incident at the end of their shift. EE elected not to see a physician that evening. The following mor...