Part of the upper deck of the bus was torn off on impact, killing three people on board, as well as injuring 23 others.

[4] On January 16, five days after the crash, the Ottawa police accepted an offer of technical assistance from the TSB.

The bus crash falls outside the current mandate of the TSB, which includes only air, rail, marine and pipeline transportation.

Without jurisdiction, the TSB could not lead a full investigation, or have the authority to make national safety recommendations based on their findings.

[9] According to Judge Webber, "The "oppressive" sun setting in front of her was "obviously a hazard," while an "errant" and misleading road marking led her directly into a snow-filled gutter, contributing to the crash."