A worker attaching wire rope slings to a walkway was electrocuted when a crane operator swung the main boom of the crane over a walkway. The 56 foot steel walkway was to be used for access to a marine float. When the crane operator had swung the main boom over the walkway, the main lifting line contacted an overhead primary power line, which carried 14,400 volts. The contact energized the lifting line, slings, crane and walkway. One of the workers who was holding a sling cable was electrocuted. A co-worker heard the victim groan and saw him clutching the sling to his […]