Two drilling crew members were electrocuted when the boom of their drill rig contacted a high-voltage overhead power line. The victims were employed by a company hired to find and blast large rocks that lay in the path of new gas lines. As a preliminary step, the two workers were drilling test bores alongside a roadway to search for rocks. The drill operator had 12 years of experience at his job. Although his co-worker was employed primarily as shop mechanic, he occasionally assisted in the field as a driller or laborer. The drill rig used was a small, self-propelled tracked vehicle […]