Mining Incidents

Chula Vista QuarryMetal/Nonmetal

CalMat Co · Surface
San Diego, San Diego County, CA · Active
MSHA Mine ID: 0404080
Fatalities
1
Total incidents
15
Years on record
2000–2023
Latest incident
Sep 2023

Fatalities at this mine

1 recorded
Struck against a moving object

Machine operator was operating a CAT D9T dozer clearing overburden material from a bench. Operator reversed the machine backwards an estimated 200-300 ft. at a high speed without looking back and without responding to honking from another machine, per witness testimony. Machine fell off an edge. Operator was pronounced dead at the scene. Machine is total loss.

Reportable incidents

14 on file (excluding fatalities above)

2023 · 2 incidents

Over-exertion (Not Elsewhere Classified)

Employee reports as they were descending the water truck their right foot was not placed properly on the equipment's step causing their right foot to roll as they stepped to the ground. Employee was diagnosed with a closed nondisplaced fracture of right foot.

Contact with hot objects or substances

Employee was climbing out of a chute with a lit torch in left hand when they swiped their right hand on the torch. Employee sustained a third degree burn to the right hand.

2022 · 1 incident

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.

2021 · 1 incident

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.

2019 · 1 incident

Struck against a moving object

On 11/18/19 employee was diagnosed with a left chest wall contusion, left hip contusion, and acute costochondritis, and placed on restricted duty. On 10/3/19 employee was jarred inside the manlift basket resulting in pain in the chest.

2013 · 1 incident

Struck against a moving object

On 11-14-13 the employee requested medical treatment, was taken to the Company clinic and was placed on restricted duty which is being accommodated. The employee alleged that operating the excavator and possibly the bobcat caused pain in his lower back.

2012 · 1 incident

Fall to the walkway or working surface

Employee requested medical treatment on July 9th and was placed on restricted duty. Employee stated he was turning water valve using a wrench. During the process, the wrench was stuck and when he applied additional pressure, the wrench slipped off the valve and alleged he fell backwards. Diagnosed with lumbosacral sprain, lower and upper back contusion(s), and back abrasion.

2011 · 2 incidents

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.

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.

2010 · 1 incident

Struck against a moving object

Loader operator struck a rock buried in the ground jarring the loader causing back pain.

2006 · 1 incident

Over-exertion in lifting objects

Employee was lifting screens when he experienced a low back strain.

2005 · 1 incident

Struck by... (Not Elsewhere Classified)

The employee was shoveling to clean up around a stockpile. A rock rolled down from the stockpile striking the employee on the left ankle/foot. Initially, the injury was thought to be first aid only. On 1/30/06 the employee went for his third medical evaluation with a fourth evaluation scheduled within 2-3 weeks from 1/30/06.

2004 · 1 incident

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

Adding extra steel length to drill steel - pinched inside of right thumb when coupling.

2000 · 1 incident

Over-exertion (Not Elsewhere Classified)

EE WAS CLEARING THE TAIL PULLEY OF THE CONVEYOR WHEN HE WAS SHOVELING HE ACCIDENTLY HIT THE CONCRETE WITH THE SHOVEL AND BROKE HIS ELBOW.