What action does a signal person intend the operator to perform if he extends his arm at shoulder height, makes a fist with his hand, and sticks his/her thumb up?
Correct!Wrong!
When hoisting personnel, within what percentage of level must a telescopic boom crane be in order for the gross ratings in the load chart to remain valid?
Correct!Wrong!
The load line of the crane you’re operating contacts an energized power line. There’s no sign of any other danger, such as fire. What should you do?
Correct!Wrong!
According to OSHA 1926.1413, how many randomly distributed broken wires in rotation- resistant rope are cause for replacement of the rope?
Correct!Wrong!
What is the net capacity of a crane on main boom unless the manufacturer states otherwise?
Correct!Wrong!
What may happen to a properly rigged load when lifted off the ground unless the operator takes account of boom deflection?
Correct!Wrong!
Who should an operator respond to a “stop” signal from?
Correct!Wrong!
What is the definition of “operating radius”?
Correct!Wrong!
According to federal requirements, under what conditions is it okay for a person to ride the headache ball?
Correct!Wrong!
According to OSHA, which accessible area of an operating crane must always be barricaded?
Correct!Wrong!
What is the OSHA regulation governing cranes in construction?
