Explosion in crawlspace of four-plex

Incident Investigation

Explosion in crawlspace of four-plex

July 10, 2022


Reference Number:

II-1401094-2022 (#28618)

Location: Toad River, Northern Rockies Regional Municipality

Regulated industry sector: Gas - Propane system

Incident overview

An unqualified and unlicensed individual installed an underground gas line. The propane gas traveled to the crawlspace of the building, where gas appliances were located, and contacted a source of ignition — resulting in an explosion. It is likely that the cause of the incident was a leaking connection on the underground gas line.

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