Mining Incidents

Amrize Morrison QuarryMetal/Nonmetal

Controlled by Amrize Ltd
Morrison, Jefferson County, CO · Active
MSHA Mine ID: 0500864
Fatalities
0
Total incidents
75
Years on record
2000–2025
Latest incident
Sep 2025
No fatalities recorded at this mine.

Reportable incidents

75 on file

2025 · 2 incidents

Caught in, under or between a moving and a stationary object

EE had their pinky pinched in between a piece of a wear steel plate and the side wall of a chute. Injury did not become reportable until treatment by a physician on 10/7/2025 where restrictions were issued.

Struck by... (Not Elsewhere Classified)

Technician received a laceration to the palm of the hand while removing a bolt on a front-end loader bucket.

2024 · 1 incident

Fall down stairs

Employee was entering the wash tunnel. Employee lost their footing on staircase and fell forward impacting their hand on the concrete floor.

2023 · 3 incidents

Fall to the walkway or working surface

Employee was walking to the shop door which was locked so employee walked around to the south side of the shop and slipped and fell on ice hitting head and straining shoulder.

Over-exertion (Not Elsewhere Classified)

Employee was standing on a ground level catwalk, swapping out frozen water lines to the dust suppression system, when EE stepped backward rolling EE's ankle causing a fracture and dislocation to the ankle.

Over-exertion in pulling or pushing objects

Employee attempted to manually roll and lift rock out of haul road. Employee reported to Employer injury after end of shift, employee sent for medical evaluation following morning.

2021 · 2 incidents

Struck against stationary object

Employee was removing the cap screw on the filter housing of the HP 300 cone crusher using a 36"" aluminum pipe wrench. The wrench slipped off the nut causing the employees hand to strike a stationary object.

Fall down stairs

The operator of the base plant was standing on the guarded platform guiding the backhoe operator to place the rock breaker on the rock jam. The plant operator signaled the backhoe operator to swing to the left and it would not stop. The rock breaker struck the plant operator on the left cheek. EE fell down 4 stairs and injured.

2020 · 2 incidents

Caught in, under or between a moving and a stationary object

Assembling slide sledge tool for use and caught finger between tool and service truck bed.

Over-exertion (Not Elsewhere Classified)

A miner was exiting a MCC connex which consisted of 1 step down to ground level. The Miner mis-stepped on the level ground and rolled EE's ankle.

2019 · 1 incident

Struck against stationary object

The Miner was assisting another miner carry a 80 pound screen bearing from a storage conex to a cart for transport to the work location. The bearing started to slip off the cart, as it was moving the miner stepped back to avoid being struck by the bearing. As they stepped back steel protruding from the conex struck their left leg just above the top of their boot.

2018 · 3 incidents

Fall onto or against objects

Employee was climbing ladder to enter loader and stumbled, they reached out to catch themselves and cut their right ring finger

Over-exertion in lifting objects

Hernia when lifting a bead flange for a Cat 980

Struck by... (Not Elsewhere Classified)

Employee was handling a piece of wear steel and cut though company issued leather gloves cutting right index and middle fingers requiring stitches.

2017 · 2 incidents

(Not Elsewhere Classified)

A retest confirmed a Standard Threshold shift for employee in the left year

Struck against a moving object

EE positioned company f-150 truck behind a reversing 980M loader without alerting or making any eye contact with the loader operator. The counterweight on loader struck the right front fender but pickup was drivable. No injury was reported by EE the day of the incident nor the next day. The first report of an injury by EE was late the next day. January 17,2017.

2016 · 5 incidents

Over-exertion (Not Elsewhere Classified)

EE stood up from a knelt position while repairing a conveyor belt and felt a small amount of pain in right knee. EE then climbed into the ford F-350 service truck and once ee place heel on the floor board ee felt a pop in right knee.

Flash burns (welding)

Flashburn on eyes due to welding in truck bed

Struck by flying object

Gust of wind came up while employee was inspecting screens and dust got under their safety glasses and they got a small piece of debris in their eye.

Caught in, under or between a moving and a stationary object

The driver was trimming EE's load on an end dump trailer. EE closed the tailgate using the in cab controls and then went to the back tailgate to clear the seal so the tailgate could shut. EE placed EE's hand on the dog ear on the tailgate when the tailgate closed on EE's left hand crushing EE's hand and causing a laceration to EE's hand.

Struck against stationary object

Changing screens hit elbow on steel cross member of screen

2015 · 3 incidents

Struck against stationary object

Employee was stepping down off of a ladder when he stepped on a rock causing his ankle to roll, spraining his ankle.

Struck by... (Not Elsewhere Classified)

Individual was cutting flashing and the blade slipped, cutting the bottom part of the thumb. The cut required 3 stitches.

Caught in, under or between (Not Elsewhere Classified)

Employee was changing screens and got the tip of his right ring finger pinched underneath the screen railing, causing the finger to bruise and swell. Injury was reported and the employee was taken to Concentra to get finger looked at, x rays were taken and the tip of the right ring finger was broken.

2014 · 2 incidents

Struck by... (Not Elsewhere Classified)

The miner was installing screens on the bottom deck of a rinse screen. As he was swinging the hammer hit the cross member above deflecting the hammer striking his left middle finger causing a fracture to the tip of that finger. The impact of the hammer chipped the bone on the end of his finger.

Fall to the walkway or working surface

Employee slipped on ice while working in the plant and injured his shoulder.

2012 · 1 incident

Struck by... (Not Elsewhere Classified)

Employee, blaster, was dewatering blast holes, when he went to lower the dewatering pump into a blast hole a worn spot on the dewatering hose showing metal cords caught his middle right hand finger. He tore the skin in a v shape 1/2"" by 1/2"". Employee was sent to the clinic and had 5 stitches to close up the wound.

2011 · 1 incident

Unclassified, insufficient data

Employee told to shovel bottom steps under bins. He was pulling shovel and scraping when he pulled a muscle. Employee to aggressive for the task at hand. Need to scope, not pull.

2008 · 2 incidents

Over-exertion (Not Elsewhere Classified)

Employee was holding a piece of steel (crusher mainframe liner) underneath crusher #2. The piece of steel was held on to the mainframe by some welds. As the other non injured employee was cutting it off, the steel recoiled and pushed injured employee's arm back into his shoulder.

Fall from ladders

Employee was climbing a ladder. As he got to the 4th rung, the ladder slipped out from underneath him. He tried to grab a picking eye to regain balance but could not do so and slid to the ground.

2007 · 6 incidents

Struck by flying object

Employee came into my office on the 2nd of Aug. complaining of irritation in his eye that happened on the 1st of Aug.

Struck by... (Not Elsewhere Classified)

Replacing idler on CB2 tail section. As EE was tryng to line up the idler frame with the conveyor frame, the idler slipped off the frame hitting EE's finger.

Fall to the walkway or working surface

Employee was kneeling on CBI, throwing rocks off. He lost balance and fell landing feet first.

Over-exertion in lifting objects

Employee was lifting a 5 Gal container, shoulder height. As he lifted the container he felt a small twinge in his left forearm.

Fall from machine

EE was stepping out of the cat 226B skidder with the bucket full of material and with the lip of the bucket tip up in the air. As he stepped out he tripped on the bucket and fell to the ground.

Over-exertion (Not Elsewhere Classified)

Ee was walking out of cb2 tunnel when he slipped on ice.

2006 · 5 incidents

Fall onto or against objects

As employee was removing guards, he planted his foot on some mud/fines. His foot sank, quickly losing balance, shifting his momentum forward, resulting in employee striking the top of his hard hat against the plant structure.

Struck by falling object

EE was assisting another employee in removing bucket from skid loader. Bucket pins were stuck. Lifted bucker approx 6"" in air & struck handle with hammer. Lower pin released, bucket swung forward, came off upper bucker receptical & swung forward approx 12"" - 16"" landing on ee's right foot.

Caught in, under or between (Not Elsewhere Classified)

Employee was pulling on a bar that became stuck. As he pulled back on the bar, it came loose and he trapped his thumb in between 2 bars.

Over-exertion (Not Elsewhere Classified)

EE called and informed us that he was going to see a doctor because he is having pain in his elbow. He stated that it was a persistant pain in his right elbow that has occurred over time, due to welding.

Over-exertion in lifting objects

EE lifted large rock. Felt sharp pain in shoulder (left) approx. 1 hr. later.

2005 · 4 incidents

Struck against stationary object

EE was resting a 20 am motor on a handrail while still confected to the pully system, as employee tryed to move motor to the ground. The motor slipped off the rail pinching his hand in between the hand rail and the motor shaft.

Over-exertion in pulling or pushing objects

EMPLOYEE HURT HIS LEFT FOREARM WHILE HE WAS ALIGNING A CRUSHER FRAME, USING A PRY BAR TO SHIFT IT INTO PLACE TO ALIGN BOLT HOLES.

Fall down stairs

EMPLOYEE SLIPPED WHILE CLIMBING DOWN STAIRS. FELL 1 STEP TO CATWALK AND BRUISED CHEST. RESTRICTED DUTY. * EMPLOYEE REPORTED INJURY ON 4/27/05 AND REQUESTED TO SEE DR. 4/28/05*

Struck against a moving object

DARK CONDITIONS BACKING UP TO DUMP, MISJUDGED TRUCK PLACEMENT & BACKED INTO SIX FOOT HIGH BERM & FLIPPED THE TRUCK OVER. EMPLOYEE FAILED TO WEAR HIS SEAT BELT & WAS INJURED AS A RESULT.

2004 · 6 incidents

Over-exertion (Not Elsewhere Classified)

Employee was working on his drill hammer. He bent down to stand it up on end when he had a sharp pain to his lower back.

Fall to the walkway or working surface

Employee turned to speak with supervisor, slipped on ice and fell down. Note: employee worked 11/30 to 12/01, saw physician on 12/02; work restricted 12/02 to 12/04/04.

Caught in, under or between a moving and a stationary object

While stacking metal grating pinched finger between grating.

Absorption of radiations, caustics, toxic and noxious substances

EE GOT AIRLINE DEICER IN HIS EYES HAD IRRITATION AND WAS GIVEN RX AT CARE PROVIDER TO ELIMINATE IRRITATION AND THEN RET'D TO WORK. EE WAS WORKING WITH ALL OF HIS PPE ON AT THE TIME OF ACCIDENT

Struck by flying object

CUTTING AND GRINDING STEEL THROUGOUT THE DAY, WHEN THE EE GOT HOME AFTER HIS SHIFT HAD SOMETHING IN EYE BOTHERING HIM AND CALLED SUPERVISOR.

Struck against a moving object

DRILLING NEAR EDGE WHEN BANK FAILED, PARTIALLY TURNING DRILL ON SIDE.

2003 · 4 incidents

Struck by falling object

CHAIN SPRINGS ON SPRING PORTA POWER SITTING ON WOOD BLOCK, WOOD BLOCK FAILED LETTING PORTA POWER SLIP, SCREEN DROPPED STRIKING HAND.

No Value Found

EE WAS CLIMBING IN AND OUT OF CONVEYOR TO REPLACE RETURN ROLLERS.

Struck by falling object

TWO MEN WERE LIFTING A SCREEN BEARING USING A BAR THROUGH A BOLTHOLE. UPON LIFTING, THE BAR SLIPPED OUT OF THE HAND CAUSING THE BEARING TO FALL ON HIS FOOT. THE IMPACT CAUSED A CONTUSION OF TH E RIGHT FOOT. X-RAYS SHOWED NO FRACTURES.

Struck against stationary object

WHILE PULLING ON A COMEALONG THE CHAIN BROKE CAUSING THE HANDLE TO RELEASE. HIS HAND JERKED BACK AND HE STRUCK HIS ELBOW ON THE FRAMEWORK BEHIND HIM.

2002 · 7 incidents

Struck by... (Not Elsewhere Classified)

WHILE SPLICING CONVEYOR BELT SLIPPED WITH UTILITY KNIFE AND JABBED WRIST.

Over-exertion (Not Elsewhere Classified)

OPERATING DOZER - REPETITIVE MOTION. EE NEEDS THERAPY 3 TIMES PER WEEK FOR 2 WEEKS & RECHECK.

Over-exertion (Not Elsewhere Classified)

EE WAS WALKING ON UNLEVEL DIRT DRIVE WHEN HE SPRAINED HIS ANKLE.

Caught in, under or between a moving and a stationary object

EE WAS REMOVING RETURN ROLLER FROM UNDER SCREEN RETURNS. HE LIFTED ROLLER. HIS FINGER WAS SMASHED BETWEEN THE ROLLER AND SCREEN AXLE. EQUIPMENT WAS NOT OPERATING AT THE TIME.

Fall onto or against objects

EE WAS CRAWLING UP ON A CONVEYOR BELT WHEN HIS PANT LEG GOT CAUGHT ON THE FRAME. HE FELL BACK ON THE HANDRAIL LANDING ON HIS LEFT SIDE.

Fall to the walkway or working surface

EE WAS WALKING FROM THE SHOP TO CAR WHEN HE SLIPPED ON THE ICE AND SNOW.

Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS MOVING SMALL TIN BOX HAT CONTAINED WELDING ROD HOLDING BOX BY HOLE CUT IN TOP. BOX SLIPPED FROM HIS HAND CUTTING LEFT INDEX FINGER.HE RECEIVED THREE STITCHES.

2001 · 5 incidents

Struck by... (Not Elsewhere Classified)

IT WAS DARK, EE WAS CLIMBING OFF OF A 773B CAT HAUL TO TAKE A BREAK. BENDING OVER TO GO DOWN THE LADDER ANTENNA POKED HIM IN THE RIGHT EYE. SAFETY GLASSES WERE NOT USED.

Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS CUTTING THE TOP OF A PLASTIC BOTTLE WITH A BELT. PULLING THE KNIFE TOWARDS HIMSELF. HE SLIPPED AND STABBED HIS LEFT FOREARM.

Struck by... (Not Elsewhere Classified)

HOISTING CRUSHER PARTS WITH HYDRAULIC BOOM & CHAIN, EE WAS HOLDING ON TO CHAIN WHEN PICKING EYE BROKE OFF OF PART STRIKING EE'S HAND & WRIST.

Contact with hot objects or substances

EE POURED GAS ON A SMALL PILE OF WOOD, LEAVING TO GET A LIGHT, RETURNED A FEW MINUTES LATER LIGHTING THE FIRE, THE FUMES AROUND THE AREA IGNIGHTED BURNING HIS HAND AND ARM.

Over-exertion (Not Elsewhere Classified)

HAND PAIN.

2000 · 8 incidents

Fall to the walkway or working surface

EE WASS CONDUCTING PRESHIFT INSPECTION ON HAUL TRUCK. TRIPPED ON EDGE OF 3/6"" STORE PILE. EE SUFFERED CONTUSION ON RIGHT SHOULDER.

Struck by... (Not Elsewhere Classified)

EE WAS CUTTING CONVEYOR BELT, SLIPPED AND CUT HAND.

Struck by... (Not Elsewhere Classified)

DRAIN PLUG WAS TIGHT. EE WENT TO GET A WRENCH, USED A ""CHEATER PIPE"" INSTEAD. APPLIED PRESSURE AND SLIPPED. EE LACERATED HAND ON THE JAGGED EDGE OF THE PIPE. RECEIVED 6 SUTURES TO LEFT HAND (O N PALM.

Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS CUTTING PASTIC TIE FROM AN EXTEN- SION CORD USING A POCKET KNIFE; HE CUT THROUGH TIE AND LACERATED LEFT PALM.

Struck by powered moving object

2 EMPLOYEES WERE CHANGING BUCKET ON CAT BACKHOE 426B. A THIRD EMPLOYEE APPROACHED WORK SCENE AND IN OPERATION. THE SECOND EMPLOYEE WAS SEARCHING FOR PLUGS IN THE CAB AND ACCIDENTLY, ENGAGED THE BOOM SWING LEVER. THE 3RD EMPLOYEE MOVED BACKWARD AS THE BOOM CAUSE FORWARD PUSHED HIM ALSO STRIPPED OVER A CUTTING EDGE LYING ON THE GROUND EMPLOYEE FELL ON HIS HIP.

Over-exertion (Not Elsewhere Classified)

EMPLOYEE COMPLAINED OF PAIN IN RIGHT ELBOW.

Struck against stationary object

EE WAS REMOVING A SMALL SCREEN FROM AN AGGREGATE SHAKER WHEN HE CAUGHT HIS THIRD FINGER LEFT HAND ON SHARP EDGE.

Caught in, under or between a moving and a stationary object

EE AND OTHER WERE CLEANING UP PLANT AREA PUTTING. USED SCREEN ON BACK OF FLAT BED TRUCK. EE SMASHED HIS FINGER BETWEEN SCREEN AND ROLLER ON TRUCK.