Mining Incidents

Spec Agg QuarryMetal/Nonmetal

Golden, Jefferson County, CO · Active
MSHA Mine ID: 0500860
Fatalities
0
Total incidents
46
Years on record
2000–2025
Latest incident
Apr 2025
No fatalities recorded at this mine.

Reportable incidents

46 on file

2025 · 1 incident

Struck by... (Not Elsewhere Classified)

Trying to dislodge a rock 17' down a bore hole with loading poles. The rock was dislodged and the poles rebounded and hit employee under the right eyebrow. Cutting EE with a 1' cut. EE was wearing safety glasses. EE was taken to the emergency care unit. for stitches.

2024 · 2 incidents

Fall to the walkway or working surface

12/10/24 EE slipped and fell on ice. EE continued first aid treatment until 1/27/2025 EE was prescribed psychical therapy.

Struck against a moving object

8/6/2024, EE experienced unspecified back pain while operating haul truck. 8/7/2024, EE was seen at clinic, first aid only. 8/22/2024, EE condition did not improve, occupational doctor prescribed physical therapy.

2023 · 3 incidents

Struck by flying object

Employee was attempting to dislodge a rock that was caught between the frame and arm of the #1 cone crusher. Employee grabbed a chipping hammer and hit the rock, attempting to break it, as EE contacted the rock, debris went underneath EE's safety glasses and hit EE's right eye.

Struck by flying object

Employee was loading structural fill with CAT 982 loader, dust got into eye because the cab door was not completely closed. Employee was taken to the local clinic, diagnosed with infection of the left eye.

Caught in, under or between running or meshing objects

Employee was shoveling around the locked out tail pulley. EE climbed between the trusses of the conveyor and shoveled toward the tail pulley. The belt rolled backwards and EE placed both arms toward the tail pully, placing arms between the tail pulley and belt. The belt continued to roll backwards pinning EE's arms between the tail pulley and belt.

2021 · 1 incident

Struck by flying object

Employee was conducting maintenance work on a guard when at some point debris made contact with employee's eye. Employee was wearing all the required PPE including safety glasses. Towards the end of the shift employee attempted to flush out the eye & thought it was improved. On 01/01/21, employee reported that the eye was red & needed to be seen by a medical professional.

2019 · 3 incidents

Rubbed or abraded

EE was changing a cutting edge on a 982 loader. The bolt head was spinning while the EE attempted to remove the nut with an impact wrench. EE placed their right hand under the head of the bolt to push it up and hold it in place. As the pulled the trigger on the impact, the bolt spun causing a laceration to their right hand. The EE was wearing gloves.

Over-exertion in lifting objects

EE was shoveling material into 5 gallon buckets, weighing 80 lbs, then carried one bucket in each hand 30 feet upon where the EE dumped the material on to a belt. The EE experienced a strained muscle in their back right shoulder, due to the heavy lifting and dumping of material on the belt.

Fall to the walkway or working surface

EE slipped and fell due to ice while attempting to walk to service truck.

2017 · 2 incidents

Struck by flying object

EE was installing a guard on a tail pulley when the guard sprung loose and struck the EE in the mouth.

Struck by flying object

A rock struck an employee in the mouth chipping/cracking their front tooth in two places.

2016 · 1 incident

Struck by... (Not Elsewhere Classified)

Employee was prying steel when the pry bar slipped and lacerated cheek.

2015 · 2 incidents

Struck by... (Not Elsewhere Classified)

EE was asked to put new tape markings on the pump hose 5058. He needed to cut old tape off. In this process, he stabbed himself between the thumb and finger. We took him to the emergency room. He needed four stitches and was released.

Over-exertion in wielding or throwing objects

Employee was swinging a large sledge hammer and missed his striking point. The missed strike caused strain on his left arm and shoulder. His left arm was put in a sling and he was give soma to help with muscle spasms.

2014 · 1 incident

Over-exertion in lifting objects

Moving pallet box to rear of service truck, strain/tear in right arm bicep.

2013 · 1 incident

Struck by... (Not Elsewhere Classified)

Employee was replacing the plow bolts on a cutting edge of a loader bucket when his hand slipped and was cut by the edge of the plow bolt.

2012 · 1 incident

Struck by falling object

Employee was cleaning out a chute and material fell striking him in the left shoulder. Employee was diagnosed with a contusion of the left shoulder and was issued physical therapy.

2011 · 1 incident

Struck by... (Not Elsewhere Classified)

While removing worn manganese liner from Crusher Bowl Frame, one employee was driving wedges under line with hammer, the liner popped from it's position, hitting the employee on the lower left rib cage and then on the right foot.

2008 · 1 incident

Over-exertion in lifting objects

Lifting buckets of crusher back and foot slipped forward and felt a pull in lower abdominal area.

2007 · 1 incident

Struck by... (Not Elsewhere Classified)

Employee was using a hammer to knock a bearing out of its housing when a bearing fragment struck him on the hand.

2006 · 3 incidents

Over-exertion in lifting objects

Employee was lifting rocks and sustained a hernia.

Caught in, under or between (Not Elsewhere Classified)

Employee was running a maching when his thumb was caught between the shiv and the belt causing a fracture.

Fall from machine

Working on conveyor belt, slipped on ice and fell approx. 2 ft. to ground (strained back/shoulder).

2005 · 1 incident

Struck by... (Not Elsewhere Classified)

Moving cone motor, motor struck his leg and twisted his knee.

2004 · 2 incidents

Struck by... (Not Elsewhere Classified)

Employee tried to strike a piece of the steering arm of a haul truck in place with a hammer. Employee missed his target and hit his left middle finger. Examination by a doctor revealed a fracture in his finger.

Struck against a moving object

Employee alleges he hit his head on the top of the loader cab on 4/14/04. The injury was not recordable at that time. Employee returned to physician on 5/13/04 claiming that injury was not healing, and was prescribed physical therapy at that time.

2003 · 5 incidents

Struck by... (Not Elsewhere Classified)

EE WAS SETTING UP TO FINISH CUTTING A PIECE OF CURVED METAL. PIECE ROTATED & HIT HIM IN THE NOSE.

Over-exertion (Not Elsewhere Classified)

Employee reported injury on 11/4/03 (sore shoulder). Recent evaluation led to surgery on 4/6/04.

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

EE WAS INSTALLING A PART ON A SCREEN DECK EE LOST HIS GRIP CAUSING HIS THUMB TO BE PINCHED BETWEEN THE PART AND THE PART MOUNT.

Fall to the walkway or working surface

EE WAS USING A PRYBAR TO POSITION A PULLEY FOR MAINTENANCE. THE PRYBAR SLIPPED AND THE EE HURT HIS ANKLE. THE EE DID NOT SEEK MEDICAL ATTENTION UNTIL 6/9/03.

Over-exertion (Not Elsewhere Classified)

EE COMPLAINED OF LOWER ABDOMINAL PAIN WHILE REPAIRING A HAUL TRUCK ENGINE. ALLEGED INJURY WAS ON 1-20-03. EE REPORTED ALLEGED INJURY ON 1-22-03. MEDICAL VERIFICATION OF INJURY WAS ON 2-14-03.

2002 · 4 incidents

Struck by... (Not Elsewhere Classified)

EMPLOYEE FELT SOMETHING ENTER HIS EYE FROM BEHIND HIS SAFETY GLASSES. FIRST AID EYEWASH APPLIED. EYE IRRITATION/REDNESS THE FOLLOWING MORNING - SENT TO THE CLINIC FOR EVALUATION.

Struck by... (Not Elsewhere Classified)

FOREIGN OBJECT EMBEDDED IN EYE

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

WHILE REPAIRING CHUTE LINER HE HAD HIS HAND ON THE CORNER OF THE LINER. IT CAME & PINCHED HIS HAND ON THE DOOR BRACE.

Over-exertion in lifting objects

LIFTING OVERHEAD STRAINED BACK

2001 · 2 incidents

Struck against a moving object

RUNNING PIT LOADER, RAN OVER SOME ROUGH UNEVEN GROUND

Struck against a moving object

LARGE ROCK LOADED INTO HAUL TRUCK BY OPERATOR; ROCKED THE TRUCK. EE COMPLAINING OF BACK PAIN.

2000 · 8 incidents

Struck by... (Not Elsewhere Classified)

CUTTING STEEL FROM HOPPER, MATERIAL CAME LOOSE FROM THE SIDE. EE STEPPED AWAY FROM THE FALLING MATERIAL & HIT A HANGING GATE.

Struck by... (Not Elsewhere Classified)

USING A HACKSAW TO CUT THE METAL ROD, BLADE SLIPPED OFF ROD CAUSING LEFT HAND TO STRIKE ROD & CUT FINGER.

Caught in, under or between (Not Elsewhere Classified)

TIGHTENING A BOLT WITH A BREAKER BAR & DEEP WELL SOCKET. SOCKET SLIPPED FROM BOLT HEAD & FINGER WAS PINCHED BETWEEN TOOL & STATIONARY OBJECT

Struck by... (Not Elsewhere Classified)

HE WAS CHANGING WIPER ON FEED CONVEYOR; ANOTHER EMPLOYEE WAS HELPING AND LET GO OF WIPER.

Absorption of radiations, caustics, toxic and noxious substances

STUNG BY A BEE / ALERGIC REACTION.

Struck by... (Not Elsewhere Classified)

REPLACING EDGE SEGEMENTS FROM WHEEL LOADER. REMOVING BOLTS, BOLT SLIPPED AND CUT FINGER.

Fall from machine

IN BED AREA OF BOOM TRUCK, AS HE WAS GETTING OUT, SLIPPED ON SOME GREASE AND FELL.

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

EE WAS HELPING REMOVE A PIECE OF SCREEN CLOTH SCREEN CLOTH MOVED UNEXPECTEDLY & SMASHED HIS FINGER