![Photo of an arborist pruning trees from a hoisted bucket near high-voltage powerlines](https://speakingofsafety.ca/wp-content/uploads/2021-September_iStock_Plan-for-safety-high-voltage-electricity_smaller-624x428.jpg)
Employers must ensure that non-qualified workers and their materials, equipment, and machinery remain at least 3 metres (10 feet) away from high-voltage sources. Power lines overhead and underground pose a risk of electric shock to workers in many different industries. For example, this summer in B.C., a landscaping worker sustained an electric shock during tree-falling […]