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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?

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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?

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According to OSHA 1926.1413, how many randomly distributed broken wires in rotation- resistant rope are cause for replacement of the rope?

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What is the net capacity of a crane on main boom unless the manufacturer states otherwise?

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What may happen to a properly rigged load when lifted off the ground unless the operator takes account of boom deflection?

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Who should an operator respond to a “stop” signal from?

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What is the definition of “operating radius”?

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According to federal requirements, under what conditions is it okay for a person to ride the headache ball?

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According to OSHA, which accessible area of an operating crane must always be barricaded?

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What is the OSHA regulation governing cranes in construction?

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