A tractor-trailer operator was severely injured when he was struck by an off-road rock hauler truck. The truck was left unattended on a ramp without wheel chocks. The truck rolled approximately 23 metres down the ramp before striking the tractor-trailer operator.
Employers must advise employees of hazards associated with their job [Paragraph 9(2)(b) of the Occupational Health and Safety Act], and, under section 12 of the Act, employees must ensure safe conduct. Operators are required to park on level ground and set the brake when leaving the vehicle unattended [Subsection 230.4(2) of General Regulation 91-191]. See other preventive measures below.