Incident date: 2015-11-11
NAICS industry code: 213111

An employee was working on the monkey board on an oil rig. There was a high-pressure gas kick (air pocket of gas) during drilling, and the force of the sudden explosion sent the employee flying upward. The employee's back struck the guard rail on the derrick board and was fractured, requiring surgery.

Hazard classification:
code_event: title: Explosion, n.e.c.
code_source: title: Oil drilling rigs and machinery
code_nature: title: Fractures
code_body: title: Back, including spine, spinal cord, unspecified
severity: moderate