Buscar en el registro

On 4/14/26 Operator was in 980 front end loader 3301 EE hit a hole operator stated that EE started having pain in left shoulder went to Dr and never missed work Operator was steel having pain went back to the Dr on 4/29/2026 and the Dr put EE off until 5/6/2026

After pinning the pivot bores, on a Komatsu 930e haul truck, the cranes were lowering the bed over the hoist cylinders. While lowering the bed the ear of the cylinder contacted the ear of the bed breaking the lifting eye used to retain the cylinder in position. The cylinder then contacted the left arm of technician and crushed it against the rear tire.

Employee stated they were operating a 785 rock truck when they ran through a deep hole. This caused them to strike their right knee on the gearbox, resulting in a contusion. The employee initially returned to work, but on 4/6/26, they returned to the doctor, who imposed restrictions. Employee is currently working within those restrictions.

Employee stated that while attempting to drain oil out of the 34103-rock truck, EE stepped into deep mud and fouled EE's foot. When EE attempted to pull free from the mud, EE heard EE's knee pop. Employee was treated by an orthopedic surgeon and taken off work pending surgery. Medical data was made available to the company on 3/31/26 that Part 50 requires to report.

Rocks fell off a highwall striking rock truck. The employee suffered a contusion on their left upper thigh. Received medical reports to make the determination on 3/2/2026.

Employee was walking down a slight grade when EE slipped and fell, injuring EE's right shoulder. EE returned to work the next scheduled shift, under restrictions for 2 weeks. This is reportable due to EE's job change for the 2 weeks of restrictions.

Employee stated that EE was operating a 101 Komatsu truck when the truck struck a hole in the road. This caused the employees seat to bottom out, jarring EE's back. Due to medical information received on 12/31/2025, this incident is being submitted as an Occupational Illness.

Employee was filling up grease bucket on lube truck. EE slipped and fell on spilled grease. EE's hand landed on a track shovel cutting EE's hand. employee received stitches in EE's hand.

While descending ladder on loader, employee misplaced their foot onto the outside bracket of a step; leading to rolling of the ankle and then falling to ground.

Operator was operating articulator truck and hit a hole in the road hurting EE's back.

On 8/26/25 employee was climbing down a 8-foot ladder and thought they were at ground level and stepped backwards from 2nd from bottom step. This caused Tech to fall to ground and felt pain in their shoulder. Discomfort did not go away, and an MRI was done on 9/18 and results on 9/19 of a hyperextended shoulder and prescribed physical therapy to relax muscles and tendon.

On 8/12/2025, employee was testing A/C on a truck and turned blower on high. Dust came out of vent and went behind safety glasses and into their right eye. On 8/18/25 eye was still irritated and went to doctor and given a prescription to help heal the scratch. No work has been missed.

On 7/26/25 Employee backing up at shovel contacted the loaded shovel bucket, no med care at that time. Later pain got worse and was seen and given a week off work with no diagnosis, an MRI was taken and on 8/11/25 company was notified of a possible C7 fracture. After incident review a 2nd opinion has been requested.

Employee was using poor posture and technique while handling cables and shoveling.

On 4/30/25 employee was lowering a cribbing block and felt pop in arm resulting in torn bicep tendon. On 5/7/25 an outpatient procedure was done, and employee was taken off work. First shift missed was 5/9/25.

Contract employee was filling a 5-gallon bucket of DEF at fuel island for a dozer in shop. On the last of three trips, walking back to vehicle (5-6 ft. away) with bucket, contract employee slipped and fell on snow packed and covered ice. Strong winds were blowing snow clouding visibility to walking path.

On 11/13/24 Maint Tech was cleaning parts on bench and noticed a rag smoldering under loader. Tech reached down to pat out rag and their gloves caught fire. Tech was wearing mechanics gloves with latex gloves underneath. Tech quickly removed gloves but received non-life threating burns to both hands. Was transported to burn unit and will miss work to heal.

Miner was washing TT1.They shut the nozzle off and pulled on the hose. The miner was holding the hose 2 feet away from the nozzle. The nozzle appears to have contacted a beam and turned on. When it energized, it flipped the nozzle up impacting the nose and mouth area resulting in a laceration at the base of the left nostril. Miner received three stitches on the laceration.

Employee was removing a turbo from engine of a Komatsu 600. Part became dislodged from mounting surface & struck the employees left pinky finger. Employee was transported to hospital for stitches to repair laceration & returned to work next date.

EE was torquing lug nuts on the left rear drives with a Rad nut runner on a Komatsu 980 Haul truck. The nut runner slipped out of EE's hands and landed on EE's left hand causing a contusion.

A coal oxidizer was located in the top of Roland in West Cast pit area. The oxidizer is at the top of the coal seam under the cast wall and will require more than 30 minutes but are currently in the process of getting equipment into the area to extinguish.

While working on the left rear outside tire and wheel assembly, EE was loosening the lugs on the wheel and holding on to the 1" impact wrench when the turning force pinched left hand between the impact wrench and the final drive (Hub) which resulted in a stable fracture of the right 3rd fingertip.

After replacing the conveyor belt on an ADDCAR conveyor car, the employee was tightening the belt by pumping grease into take-up cylinders. They stopped to check the tightness of the belt when they heard a loud "pop" and grease had entered into two fingers of right hand.

After employee finished installing both belt splice hinges onto conveyor belt, EE then proceeded to pick up the nails that break off the splice rivets after installation. While doing this, EE struck EE's hand on the corner of the splice fixture causing laceration to palm.

On 3/2/24 Miner was helping unhook a cable from a truck. The cable shifted unexpectedly and hit the Miner's right thumb. On 3/5/24 the Miner's thumb was diagnosed as fractured, and an outpatient procedure and physical therapy will be performed. Miner was allowed to return to work and perform normal duties.

On 1/29/24 Employee was adjusting width of manual forks of the versa handler. The forks slid unexpectedly and pinched the employees left pinky finger between fork and frame. This resulted in a fracture and stitches. No workdays were missed.

On 1/8/2024, Welder was walking from shovel to service truck. The Welder stepped on a rock and rolled ankle. Initially thought was a sprain and welder went in for evaluation on 1/12/24 and diagnosed with stable fibula fracture and taken off work to allow fracture to heal on its own.

Employee overexerted their back while turning a cutterhead.

On a wet slick road a scraper operating at 10 MPH began to slide. The scraper stopped abruptly as it went from wet to dry conditions. Operator hit EE's back on the arm rest resulting in back strain. No damage to scraper.

On 9/2/23 Employee reported pain in back with no event, was evaluated and released to return to work. Pain got worse and employee went back to doctor. Doctors' notes received 10/10/23 & MRI revealed multi-level spinal degeneration and prior compression fractures in the lower back.

On 8/21/2023 Employee was performing a pre-shift inspection of a motorgrader. After inspecting the circle, the employee stepped back onto uneven ground and fell. Employee braced for the fall and stuck out their right arm. This resulted in pain in the right wrist, an x-ray determined a fracture in the Scaphoid. Doctor stated fracture will heal with no treatment and returned to work.

SUBMITTED UNDER PROTEST. EVENT WAS NOT ON AN MSHA ID. On July 23, 2023, other entities found the body of a trespasser at a substation not on mine property and contacted regulatory agencies. When Sundial personnel arrived onsite, police, fire, EMS, MSHA, OMHST, and the coroner were already present. Sundial cooperated with the investigations though the site was not on mine property.

Haul truck was contacted on dovetail by the shovel bucket. Employee complained of a whiplash event and was evaluated and returned to work. Employee was seen later and diagnosed with neck strain/sprain and mild concussion without loss of consciousness and removed from work. Doctors notes were received on 8/9/23. Referred to neurologist and p/t.

Employee was operating loading equipment throughout shift. During the shift the Employee started feeling pain in the back area. No event occurred during the shift that the employee felt any issue with. The employees back got worse, and they went in for an exam and was advised of a lower lumbar spine degenerative disc disease with a disc bulge and/or central herniation @ L4-5.

Employee has a previous injury that has progressively worsened over time. Employee went to orthopedic doctor and was diagnosed with a herniated disc and pinched nerve in L-5 of the spine and was taken off work until physical therapy could help resolve this condition. No event at the mine occurred to cause this issue.

Employee had filled tank on truck and was taking fuel hose out of tank and as EE stepped down from truck EE slipped and twisted left ankle.

Employee was helping others to manually turn the cutterhead on highwall mining cutter module for servicing when employee felt a "pop" in lower back.