Incident date: 2021-09-20
NAICS industry code: 238910

An employee was prepping a piece of drill steel for a hole being drilled. The last piece of drill steel in the carousel had a tricone bit attached to the bottom. The employee tightened the jaws on the drill rig to loosen the tricone. When the employee opened the jaws to remove the tricone, his left thumb was caught between the backside of the jaws and the receiver. The tip of the thumb was amputated just above the nailbed.

Hazard classification:
code_event: title: Caught in running equipment or machinery during regular operation
code_source: title: Drilling machines, drilling augers
code_nature: title: Amputations
code_body: title: Fingertip(s)
severity: high