Incident date: 2021-11-19
NAICS industry code: 486990

An employee was removing a high-density polyethylene (HDPE) flange from a steel host pipe that had an HDPE liner installed. As the liner seal was broken, a puff of gas that was trapped in the annular space between the liner and steel pipe was released and ignited. The fire caused second degree burns to the employee's wrists and face.

Hazard classification:
code_event: title: Ignition of vapors, gases, or liquids
code_source: title: Flammable gas, unspecified
code_nature: title: Second degree heat (thermal) burns
code_body: title: Multiple body parts, n.e.c.
severity: moderate