NCCCO Rigger 1 Study Questions and answers with 100% correct solutions | A+ Grade

1. A wire rope that is a 6x19 classification could have how many wires per strand? 15 through 26 wires per strand 2. How often should a synthetic web sling be inspected? Each day before use 3. Which considerations should be given to suspend lifting operations with a mobile crane? Winds in excess of 35 mph 4. What is the term that best describes surface wear on a wire rope sling to rubbing or sliding? Abrasion 5. Which of the following defects discovered during an inspection would cause for removing a wire rope sling from service? Ten broken wires in one lay 6. According to OSHA, each day before being used, all rigging hardware and slings shall be inspected for damage or defects by a? Competent person 7. When the hoist line is not vertical what type of dynamic force is being introduced to the crane? Side pull 8. What is the term used to describe the ultimate or maximum load that a sling fails at ? Breaking strength