Incident date: 2018-05-22
NAICS industry code: 236220

An employee was using a jack hammer on the fourth floor of a four-story concrete garage when the jackhammer broke through the floor. The employee then fell approximately 10 feet to the floor below, suffering a back fracture.

Hazard classification:
code_event: title: Fall through surface or existing opening 6 to 10 feet
code_source: title: Floor, n.e.c.
code_nature: title: Fractures
code_body: title: Back, including spine, spinal cord, unspecified
severity: moderate