305Management of risks to health and safety associated with excavation work

305  Management of risks to health and safety associated with excavation work  (1) A person conducting a business or undertaking must manage risks to health and safety associated with excavation work, in accordance with Part 3.1.  (2) The risks this regulation applies to include the following:  (a) a person falling into an excavation;  (b) a person being trapped by the collapse of an excavation;  (c) a person working in an excavation being struck by a falling thing;  (d) a person working in an excavation being exposed to an airborne contaminant.  (3) In complying with subregulation (1), the person must have regard to all relevant matters, including the following:  (a) the nature of the excavation;  (b) the nature of the excavation work, including the range of possible methods of carrying out the work;  (c) the means of entry into and exit from the excavation, if applicable.