Incident date: 2017-07-25
NAICS industry code: 321999

Two employees were changing the grinding hammers on a tub grinder that is used to grind mulch. As one employee was using a sledgehammer to pound one of the grinding hammers, a piece of the sledgehammer chipped off and struck the second employee in the arm, cutting an artery and requiring surgery.

Hazard classification:
code_event: title: Struck by dislodged flying object, particle
code_source: title: Metal chips, particles
code_nature: title: Cuts, lacerations
code_body: title: Arm(s), unspecified
severity: moderate