Holcim US IncMining Incidents in 2025

Fire in coal mill dust collector was reported to MSHA phone hotline. No injuries.

Employee was locked in the stone silo elevator between floors due to an overload condition on the motor

While travelling in the elevator car, there was a power failure, caused by a failed weighted power cable, which led to an employee being trapped inside the elevator car. After the Amrize technical team arrived, the employee safely exited the elevator.

A small grass fire started at the Quarry due to unknown reasons. There where no employees working at the time of the fire and Local fire department extinguished the fire after being called by an individual passing by. Quarry employee was called in to establish a fire break in case of re ignition.

Two production assistants were trapped in an elevator at the cement silos. Plant personnel could not get the car to move. Otis Elevator was called for assistance. After opening the top trap door for a visual, the uninjured workers were able to exit safely using a 12-foot ladder lowered from the floor above. MSHA was immediately notified of the incident.

A fire developed under a alternative fuel (shredded tires) conveyor due to a piece of rebar accidently being added into hoppers and causing friction at the scavenger conveyor.

On July 12, 2025, at approximately 7:00 a.m., the powerhouse operator noticed that a fire in the powerhouse had started in a switch gear, causing damage in the electrical panels. The incident is under investigation.

While commissioning a tire chip rotary feeder, the fire protection system detection wire burned up, causing the system to shut down on interlocks. Employee in the area reported hearing a loud pop, feeling heat, and then equipment on the tire feeding system shut down. No injuries or damage to equipment.

Fire burned the tube belt and caused a galley to fall. Called in immediately to MSHA

Employee's finger was crushed while attempting to remove a piece of rubber from a conveyor

On 9/22/2025 While attempting to open a door that was stuck employee felt a pain in their elbow. Employee chose not to be evaluated at the time and do first aid measures on their own. On 10/27/2025 employee went to the clinic was seen by a Doctor who diagnosed employee with Tennis elbow and prescribed a steroid pack.

Layer of mud in office entrance from overnight rain.

An employee was working on a diverter gate when the gate released residual pressure and made contact with the employee on both their hands and chest. This incident is under privileged and confidential

Employee was walking through the plant, near the Raw Mill. They slipped on wet, slippery ground and fell forward, landing on their hands (straining their left wrist).

An employee lifted a bucket of dust to top of handrail and as they lowered the bucket of material, the employee felt a pull or strain in their right shoulder. First aid until 3/14/2025 when they received light duty and script meds.

While exiting vehicle in parking lot before shift start, employee slipped and fell. Employee hit their head and had minor abrasion on right pinky finger. On 2/10/25, employee was diagnosed with concussion.

Employee was backing away from dryer crusher and their elbow got caught on the clamshell door and when it did it put their wrist in a bind around the control lever guard of the walk behind skid steer they were operating.

Employee was retrieving tools from the RM500 milling machine and, as they were descending the ladder, their pant leg got snagged on the ladder step and EE lost EE's balance, falling approx. 5 feet to the ground. They landed on their right wrist, resulting in a wrist injury.

Employee was attempting to close the door on the freight elevator and got EE's hand caught between the inner and outer door, resulting in a fracture to EE's finger

While attempting to cut a conveyer belt to replace it. the Cutting wheel a Maintenance Tech was using jumped forward causing it to strike there thumb.

Employee was tasked to set the classifier. During the lift, EE's right thumb got pinched. EE was taken to the local ER and treated.

Employee tripped on a beam and reported sore pain in ankle and calf, at initial report thought to be a sprain. Later in the week, employee was diagnosed with leg fracture.

Employee sustained a sprained finger.

EE was using wire wheel to clean one of EE's welds. EE was wearing a long sleeved shirt and a welding jacket. One of the wires stuck into EE's clothing on EE's left forearm. EE accidentally leaned into the wire stuck in EE's clothing, pushing it into EE's left forearm.

Employee got finger pinched by lever arm of shotgun. On 7/24 it was confirmed that the employee fractured the tip of their lt ring finger resulting in modified work.

While replacing a return roller, the employee loosened the bolts and the roller shifted and smashed the ring finger resulting in a laceration that needed medical attention.

Cutting Flange Bolts on Shroud from Jib Crane. Shroud fell on Steel toed boot and bounced up onto metatarsals of right foot fracturing #2 & #3 bones

Employee was walking down incline and slipped but did not fall. Employee then felt back pain.

The employee was adding hydraulic fluid to a haul truck up on the quarry dust cell. Upon completion of the job, the employee rose up from a crouching position and immediately felt a sharp pain in their lower back.

On 5/19/2025 at 3:00 PM, after working on FM1, an employee was leaving the Mill area when attempting to step down onto a platform 2 feet lower than the Mill, and they sprained their ankle.

Maintenance employee was using a pipe wrench to loosen a drain plug when they felt a strain in their shoulder.

EE failed to follow known LOTO process for equipment in lab. EE opened doors to the unit reached inside to clean a press head when the machine activated and moved pinching their arm between a fix and moving part, this cause an abrasion to the forearm requiring first aid. 5/2 EE asked to be seen by Dr resulting in restricted duty from Dr.

Employee suffered a shoulder strain that required medical treatment while opening mill body doors.

Employee was driving a loader when bucket hit ground. Employee lunged forward hitting chest on the steering wheel.

While trying to install piping for heat exchanger, the pipe shifted and the individual had hand in the proximity of the pipe. The employee's left, ring finger suffered avulsion at the tip from the pipe and pinch point of a piece of support steel/gusset

Employee was exposed to caustic fluid during clearing of a plug and cleaning of the area to their feet when their boots and socks became saturated with the fluid causing chemical burns.

The employee swung a pickaxe to break the built-up clinker Build up. Then, they felt a sharp pain in their right shoulder, stopped using the pickaxe immediately, and reported it.

Employee's hand made contact with discharge water from nozzle of pressure washer wand that the employee was operating.

Employee was using an iron worker to shear a piece of 1/4""X2"" strap when they pinched their finger between the workpiece and the shear table.

Employee was prying on a part. The part gave way, causing the employee to step backwards into a hole, sustaining a knee sprain.

The employee was offloading EC2 into the storage silo when a band clamp broke off, causing the hose to come loose from the connection and blow dust on the employee's face. As a result, the employee did get CKD dust in left eye.

EE was moving bricks and when one fell at a time, while trying to accommodate the other bricks, the little finger on EE's right hand got caught in the middle of the bricks.

Employee was using a poker bar during a gypsum starvation when material shifted pinching left hand between poker bar and bin chute. Employee went to the doctor on 9/15 was released to full work duty but was later prescribed an anti inflammatory on 9/22.

Employee was flipping the cutting edge on front end loader and received a laceration to left hand palm from bolt head.

Employee knelt down in maintenance shop to pick up a 2.5 gallon jug of oil. Employee stated they felt a pop in their knee. The employee has now (Jan 2026) completed an MRI and received a steroid shot in the knee.

Burn to foot that became infected.

While cleaning material up from a completed job a part that was unsecure moved striking the left middle finger tip causing a laceration requiring stitches.

The employee was working on the TDF dock, where they experienced a foreign body sensation in left eye while they were offloading tires. The employee did not report the incident until 6/23 until after visiting the ER where they were given an RX antibiotic.

Employee suffered chemical burns after work poking on 5 reject dust containing CKD. EE had initial skin irritation and didn't report the event. After the injury worsened on June 9th, they reported to their supervisor. On June 12th, the medical report stated it was a second-degree burn.

EE was working with EE's crew to remove a motor from a piece of damaged equipment from the top of the barge/rail load out silos. When the motor came off the shaft, it swung away from EE, but then came back towards EE. EE placed EE's foot out, and the motor struck EE's right ankle pushing it into the beam EE was standing on.

Wrench slipped, struck employee lip causing laceration.

At 11 AM on 2/18/2025, an employee was working on a concrete pump, attempting to drive off the bearing housing. The employee put a wedge in place and hit it with a hammer, but the wedge flew off it hit the employee in the mouth. This resulted in a lower lip laceration which needed 3 sutures.

PA was called to push stone into the feeders at the primary pile, after 30 minutes of pushing, the dozer went over the edge and nose first into the feeder. The employee called on the radio for help/they remained in the dozer while the fire department performed emergency rope rescue. MSHA was notified immediately.

Employee slipped in the ice and caught self before falling. Strained the right shoulder. Physician prescribed physical therapy on 2/12/25 making it reportable.

Two employees used a sledgehammer and a pry bar to remove a headliner from the ball mill. When the sledgehammer struck the liner, a sliver of the liner's edge came off and struck the employee holding the pry bar in the left arm.

While moving a ladder, employee knocked dust off of light. Dust got into employee's eyes.

Employee suffering mental duress resulting from near miss.

Injury occurred to a customer (Xcel Bulk) truck driver. When trying to pull up on a Customer Service SafeRack safety cage, the injured truck driver felt some pain in their right shoulder.