Mining Incidents
Fatality · MSHA Record #220182990021

Mine Manager

October 19, 2018 at 3:00 PM
MCGREGOR · Surface · Metal/Non-Metal
Flathead County, MT
Classification POWERED HAULAGE
Type Struck against a moving object
Investigator narrative
Employee was in an articulating haul truck, was traveling down the haul road at the Quarry. The victim was moving the haul truck down a steep grade, around a turn, when the haul truck traveled through a berm and off a short drop-off. The victim was found hours later by the owner of the company, the victim was not wearing a seat belt.
Final MSHA investigation
Jerry Baller, a 63-year-old Quarry Manager with 17 years’ experience, died on October 19, 2018, when the haul truck he was operating traveled through a berm while descending a ramp at the bottom of the quarry road. The accident and fatality occurred because the mine operator did not: (1) maintain the haul truck’s retarder system in a functional state; (2) ensure miners wear seatbelts at all times when operating equipment, and (3) inspect equipment prior to placing it in service.
Root causes
  1. Management did not have policies, procedures, and controls for removing equipment from service when a defect affecting safety is found.

    Corrective action: The Company developed policies and procedures for removing equipment from service when a defect is found. The workforce at the mine was retrained using the new policies and procedures.

  2. Management did not enforce its written policies, procedures, and controls for ensuring all miners wear seatbelts while operating mobile equipment.

    Corrective action: The Company retrained the workforce at the mine in the use and requirements of wearing seatbelts while operating mobile equipment.

  3. Management did not enforce its written policies, procedures, and controls for ensuring mobile equipment operators complete pre-operational examinations prior to operating equipment.

    Corrective action: The Company retrained the workforce at the mine in performing pre-operational examinations of mobile equipment prior to operating any equipment.

Findings from MSHA's final investigation report, which supersedes the preliminary narrative above.

Record details
Activity at time of incident
Haulage Or Dump Truck
Subunit / location
STRIP, QUARY, OPEN PIT
Accident type
Struck against a moving object
Source of injury
HGHWY ORE CARIER,LRGE TRK
Nature of injury
CRUSHING
Body part affected
MULTIPLE PARTS (MORE THAN ONE MAJOR)
Total mining experience
17 years
Experience at this mine
17 years
Experience in this job
17 years
Degree of injury
FATALITY
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Source: US Mine Safety and Health Administration (MSHA) · Document 220182990021 · Mine ID 2402226 Trainer view →