What are the hand signals for a crane?
What are the hand signals for a crane? There are three common boom signals: Raise boom: Extend an arm outward and point the thumb upward with a closed fist. Lower boom: Extend an arm outward and point the thumb downward with a closed fist. Swing boom: Extend an arm outward, pointing with an index finger in the direction the boom should swing. Where are crane operator hand signals found? Crane operator hand signals Using standard hand signals is the most widely used manner of signaling a crane operator. A hand signal chart can usually be found on the side of...