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A miner received fatal injuries while attempting to add a boom extension to a crane. In the process of removing the boom pins, the miner was struck by the boom.
The information provided in this notice is based on preliminary data ONLY and does not represent final determination regarding the nature of the incident or conclusions regarding the cause of the accident.
MINE FATALITY – On July 21, 2021, a miner received fatal injuries while adding a boom extension to a crane. The miner was working under the boom to remove the boom pins when he was struck by the boom.
FAI-6462383-1
UNITED STATES
DEPARTMENT OF LABOR
MINE SAFETY AND HEALTH ADMINISTRATION
REPORT OF INVESTIGATION
Surface
(Coal)
Fatal Machinery Accident
July 21, 2021
Black Thunder
Thunder Basin Coal Company LLC
Wright, Campbell County, Wyoming
ID No. 48-00977
Accident Investigators
Lois Duwenhoegger
Mine Safety and Health Inspector
