Incident date: 2018-05-22
NAICS industry code: 213112

An employee removed nuts on a stripper head and was raising the head up over the annular when the head slipped and struck the employee's left arm, pinning it against studs. The employee's arms sustained multiple fractures.

Hazard classification:
code_event: title: Contact with objects and equipment, unspecified
code_source: title: Oil drilling rigs and machinery
code_nature: title: Fractures
code_body: title: Arm(s), unspecified
severity: moderate