Mining Incidents

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Every injury and fatality MSHA has on file. Filter by state, year, sector, classification, experience, or any keyword from the investigator's narrative.

Total incidents
273,095
Of which fatal
1,202
Years on record
2000–2026
Classifications
20
Filters 2 active
Time period
Experience at time of incident

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The record

163 matching records

Showing 50 of 163
April 13, 2026 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Struck by falling object

While removing belts from a screen, a motor fell onto the left ring finger of the repairman, resulting in a 2cm laceration that required four stitches.

May 28, 2025 NM · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

On 05-29-25 employee alleges a strain to the left lower back when operating a CAT 769D haul truck. EE states that the initial left lower back strain occurred on 05-28-25. While the employee was attempting to move a pallet with a pallet jack. On 05-30-25 employee was treated by a MD for a strain to the left lower back, resulting in modified work activity.

September 30, 2024 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

Employee alleges a lower back strain due to shoveling. Employee self procured medical treatment at a local hospital where EE was prescribed 600mg of ibuprofen.

October 16, 2023 CA · Metal/Non-Metal electrician, lineman HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

On 10/16/2023 employee was assisting in a pit move relocating a 2.5" electrical cord. Employee reports EE began to experience discomfort in EE's right shoulder the following day 10/17/23 but did not notify management until 10/18/23. On 10/23/23 employee requested medical evaluation where EE was diagnosed with a strain to EE's right shoulder and placed on modified work duty.

June 15, 2023 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
CalMat Co · Struck by flying object

Employee was standing too close to another coworker when a bearing was being removed. It broke loose and struck their lip, splitting it. They needed stitches. No lost time at work beyond the end of that shift. No time off work or work restrictions required by medical personal.

March 26, 2023 CA · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
CalMat Co · Over-exertion (Not Elsewhere Classified)

On 03/06/2023 employee was retrieving a tear plate when they felt a strain to right shoulder. On 03/27/2023 employee notified management of the incident and requested medical evaluation, employee was placed on modified duty and prescribed work restrictions for a right shoulder strain.

January 24, 2023 NM · Metal/Non-Metal outside foreman, leadman HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

On Tuesday 1/24/2023 the EE experienced a first aid injury to EE's right shoulder while lifting channel iron. On 3/23/2023 EE visited the clinic and was diagnosed with a tear in EE's shoulder area and given work restrictions.

December 21, 2022 CA · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
CalMat Co. · Over-exertion in pulling or pushing objects

Pulling hose to load a shot, pain in abdomen (Umbilical Hernia) ****injury did not become reportable till after the 1/30/23 doctors appointment****

July 28, 2022 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Struck by falling object

Employee was removing a guard from the head pulley. When doing so, EE dropped the guard on the top of left foot resulting in a contusion to EE's left foot.

July 18, 2022 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Struck by falling object

Employee was looking up to adjust some rollers, when a foreign matter fell into EE's right eye. The following day the employee reported the incident and requested medical treatment.

July 6, 2022 CA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
CalMat Co. · Over-exertion in pulling or pushing objects

Employee was pulling a hose on the shot, hurt left shoulder.

March 16, 2022 CA · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger HANDLING OF MATERIALS
CalMat Co · Over-exertion (Not Elsewhere Classified)

EE was exiting the crane cab, up and onto the crane deck when the EE caught their foot on an operational pedal; in the event the EE grabbed a cab door handle thus swinging the EE into the crane deck. The EE injured the right shoulder and knee in the while exiting up and onto the deck.

October 25, 2021 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
CalMat Co · Struck by falling object

During the installation of rebar for the surge tunnel, a piece of #10 rebar was being placed and dropped. The bar was being installed by several men on a wall. The bar that fell was about 51'-0 long. It was being tied horizontally. When they were handing the bar across it slipped out and fell, landing on EE's wrist.

September 30, 2021 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

Employee alleges that while shoveling material onto the conveyor, EE experienced a strain to EE's right shoulder. On October 1, 2021, the employee requested medical treatment; EE was treated at the clinic where EE was prescribed work restrictions.

May 4, 2021 CA · Metal/Non-Metal sweeper operator HANDLING OF MATERIALS
CalMat Co · Over-exertion in pulling or pushing objects

While performing daily clean up of the sweeper truck, employee experienced slight discomfort in right shoulder while removing the suction hose.

January 19, 2021 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

Employee was attempting to reposition conveyor belt back on track and heard a pop in EE's shoulder. On 1/21/21 EE was diagnosed with a right shoulder strain and was prescribed physical therapy.

October 28, 2020 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Over-exertion in pulling or pushing objects

Employee was changing a side wipe on cone to screen belt and was pushing the clamp rail when they felt a sharp pain in right shoulder. EE states they had their back up against an I beam to provide some stabilization. Reported and treated as first aid 10/28/2020. On 11/2/2020, employee requested medical attention changing this from first aid to a reportable injury.

October 23, 2020 NM · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
CalMat Co · Over-exertion in pulling or pushing objects

Employee was exiting the portable JCI lower screen deck level and was laying on their back when they allege they pulled themselves out using their arm resulting in a shoulder sprain

December 2, 2019 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Struck by... (Not Elsewhere Classified)

Employee was installing ground engagement parts for the bucket of a 980H loader when a piece of metal punctured EE's lower left leg. The employee was treated at the clinic where EE received stitches.

November 4, 2019 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

Employee felt a pull in lower back when employee placed a steel plate, measuring approx. 16" x 20", onto the cutting table.

October 28, 2019 NM · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
CalMat Co · Over-exertion (Not Elsewhere Classified)

On Thursday, November 14th, the employee reported to the site supervision that they were experiencing pain in abdomin due to overexertion from a task performed October 28, 2019. Employee alleges they felt a small (nickel sized) ball behind belly button they felt on Tuesday, November 12th at home.

September 19, 2019 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Struck by... (Not Elsewhere Classified)

EE had gone to the restroom, walked out and put hard hat on and went to put safety glasses on and the arm of the glasses went in eye.

July 15, 2019 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

On 7/15/19, employee was stacking screens on a pallet, stepping from left to right, when they felt their right knee pop to the inside of the leg. The employee was seen at the Company Clinic and diagnosed with a knee sprain, placed on modified duty, and was prescribed physical therapy.

May 3, 2019 CA · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
CalMat Co · Struck by... (Not Elsewhere Classified)

Employee was removing a guard feed box when guard weld broke, and guard swung back onto EE's left thumb resulting in a fracture.

April 23, 2019 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Struck against stationary object

On 4/23/2019 employee received surgery for a lower left arm laceration. Employee was performing routine maintenance inside the crusher when EE's hand slipped causing EE's lower left arm to make contact with the socket resulting in a laceration.

April 11, 2019 CA · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor HANDLING OF MATERIALS
CalMat Co · Over-exertion in pulling or pushing objects

Employee alleges pain in right shoulder. While entering telehandler, employee had left hand on the steering wheel and right hand on the back of the seat. When stepping in, employee felt pain and heard/felt a pop in right shoulder.

April 8, 2019 AZ · Metal/Non-Metal mine manager, mine foreman, mine owner HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

Injured Employee felt pain in back after lifting two 50 lb sandbags.

January 15, 2019 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
CalMat Co · Caught in, under or between a moving and a stationary object

On 1/15/19 employee was taken to the company clinic and received stitches for a bursting laceration. Employee's left hand, while performing clean-up duties, was caught between a metal spray bar and the side wear plate of the loader bucket, resulting in a bursting laceration to the left middle finger.

July 10, 2018 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

On July 24, 2018, EE requested a medical evaluation and was placed on restricted duty. On July 10, 2018, EE felt pain in groin while shoveling; EE was diagnosed with a right inguinal hernia.

April 18, 2018 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
CalMat Co · Struck by... (Not Elsewhere Classified)

Employee was contacted by drag cable during cable replacement causing laceration above eye brow.

March 8, 2018 NM · Metal/Non-Metal outside foreman, leadman HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

Not reported by employee until 03/21/2018 Employee was lifting one end of railroad tie and ee states back went out.

October 19, 2017 NM · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
CalMat Co · Over-exertion in pulling or pushing objects

Employee was unhooking the fork attachment from the skid steer. While doing so employee strained shoulder.

July 14, 2017 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Over-exertion in pulling or pushing objects

On 7/17/17 the employee requested medical treatment, was diagnosed with a right hip strain and was placed on restricted duty which is being accommodated. The employee was laying on their back on top of a bottom deck screen pushing out one screen panel toward the discharge end with both legs in a squat type motion resulting in R-Hip pain.

April 7, 2017 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Struck against stationary object

On 4/12/17, employee requested medical treatment and was prescribed chiropractic therapy by a physician. The employee alleged that ee hit head, while wearing hard hat, on a cross beam while walking under blade mill 1A in the process of greasing the plant equipment. EE was diagnosed with cervical and thoracic spine strains and was returned to full duty.

February 10, 2017 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

This injury is stemming from a first aid injury that occurred 9/10/14 and was reported at that time but no further medical treatment was sought. This was again reported 02/10/17 with the employee stating it was due the the injury in 2014. Original first aid was due to back strain as a roving mechanic at that time. *EE was shoveling on 2/10/17 per call.

May 17, 2016 CA · Metal/Non-Metal outside foreman, leadman HANDLING OF MATERIALS
CalMat Co · Over-exertion in pulling or pushing objects

The employee requested medical treatment on 5/23/16, was taken to the occupational clinic and was placed on modified duty which is being accommodated. The employee alleged that pulling a rope for a pump float resulted in an annular tear at c7. The extent of the alleged injury is questionable.

April 16, 2016 NM · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
CalMat Co · Struck against stationary object

Employee alleges they were exiting the conveyor frame and placed left knee on the channel frame and tried to exit the frame, when they felt a sharp pain in left knee.

October 2, 2015 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Struck by... (Not Elsewhere Classified)

On 10/2/15 the employee was taken to the emergency room for a laceration, received stitches and was placed on restricted duty. The head of a sharpened clamp rail bolt twisted in the employee's hand during a screen installation and cut through his glove, causing a laceration to his R-middle finger. He was returned to full duty on 10/5/15.

June 8, 2015 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Caught in, under or between a moving and a stationary object

On 6/8/15 the employee was taken to the Company clinic, diagnosed with a right index finger laceration and fracture and was placed on restricted duty which was accommodated. The employee pinched his finger between a pin and an auto leveler guard on a loader during a repair.

March 23, 2015 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

On 3/28/15 the employee requested medical treatment and was placed on restricted duty which is being accommodated. On 3/23/15, the employee while installing a 35 lb. screen with a co-worker, alleged low back pain. He was diagnosed with a lumbosacral strain, lumbar radiculopathy and lumbar pain.

November 13, 2014 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

The employee requested medical treatment on 11/17/14, was taken to the company clinic and was placed on restricted duty which is being accommodated. The employee alleges pain to the lower back as a result of lifting a fabricated stair case (approx. 80 pounds) with a co-worker. The employee was diagnosed with a lumbar strain.

April 17, 2014 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Caught in, under or between (Not Elsewhere Classified)

The employee was taken to the Company clinic on 4/17/14 and was placed on restricted duty which was accommodated. While changing a screen cloth with a co-worker, the employee's R-hand was caught between a wrench and the metal framework. The employee was diagnosed with a R-hand contusion and released to full duty on 04/28/14.

January 9, 2014 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
CalMat Co · Caught in, under or between a moving and a stationary object

On 1-9-14 the employee was taken to the company clinic and received stitches for an open wound to R-Index finger which was pinched between a sheave and sheave housing during an inspection. Employee released to full duty on 1-10-14.

May 2, 2013 CA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

On 5/6/13 the employee requested med treatment, was taken to the Company clinic & was placed on restricted duty which was accommodated. The employee alleged that while lifting & pushing a water hose into the dust suppression tank, he felt pain in his low back. It is unknown if this alleged event occurred on mine property & it is currently being investigated by the WC TPA.

August 22, 2011 CA · Metal/Non-Metal quality control technician, laboratory technician, laboratory assistant HANDLING OF MATERIALS
CalMat Co · Over-exertion in lifting objects

The employee requested and received a medical evaluation by a company physician on 8/31/11. The employee was placed on modified duty and was diagnosed with a L-shoulder sprain. The employee alleges that he experienced pain to his L-shoulder when he lifted sample buckets.

July 22, 2011 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Struck by... (Not Elsewhere Classified)

Employee went to a dentist on 7/25/11 which required treatment/procedure beyond first aid. An unattached braided cable and shackle struck employee's lower lip and caused a lip laceration and fractured tooth.

March 1, 2011 CA · Metal/Non-Metal pumper HANDLING OF MATERIALS
CalMat Co · Absorption of radiations, caustics, toxic and noxious substances

On 3/2/11, Employee was taken to the company clinic and was diagnosed with second degree burns to both lower legs from the knees to the ankles. The employee was also taken off of work. While the employee was leveling wet concrete, material entered inside the rubber boots resulting in second degree burns.

September 17, 2010 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
CalMat Co · Over-exertion in pulling or pushing objects

On 9/21/2010 the employee was taken to the company clinic, was diagnosed with R-Elbow Inflammation and was returned to restricted duty. On 9/17/10 the employee reported that while attempting to remove a guard, he pulled a muscle in his R-Forearm and refused medical treatment at that time.

April 20, 2010 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Struck against stationary object

The employee went to the clinic on 4/26/10, was diagnosed with a splinter/paronychia (abscess), and was returned to full duty. On 4/26/10, the employee reported: On 4/20/10 he was allegedly reaching for tools that were in his tool storage tray and a wood sliver went under his R-thumb nail.

March 29, 2010 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CalMat Co · Contact with hot objects or substances

On 03/30/2010 employee requested medical treatment and was placed on modified duty for an injury that occurred on 03/29/2010. Employee reported that while removing a bearing with a torch, grease flashed up resulting in 2nd degree burns to the nose and right cheek. Modified duty was accommodated.

Showing 50 of 163