184(1)An employer shall ensure that an excavation or trench in which an employee works is kept reasonably free of water.

184(2)Where an employee may be exposed to a hazardous gas or to an oxygen deficient or oxygen rich atmosphere in an excavation or trench, an employer shall ensure that testing is carried out in accordance with the provisions of Part XVII before the employee enters the excavation or trench.

184(3)An employer shall ensure that no hazardous substance is stored in an excavation or trench.

184(4)An employer shall ensure that precautions are taken to prevent the accumulation of hazardous gases in an excavation or trench and that adequate ventilation is provided in the excavation or trench.

184(1)An employer shall ensure that an excavation or trench in which an employee works is kept reasonably free of water.

184(2)Where an employee may be exposed to a hazardous gas or to an oxygen deficient or oxygen rich atmosphere in an excavation or trench, an employer shall ensure that testing is carried out in accordance with section 263 before the employee enters the excavation or trench.

184(3)An employer shall ensure that no hazardous substance is stored in an excavation or trench.

184(4)An employer shall ensure that precautions are taken to prevent the accumulation of hazardous gases in an excavation or trench and that adequate ventilation is provided in the excavation or trench.