crane hand signal chart in spanishstandard hand signals for controlling crane operations pdf

When there is a lot of traffic at a worksite, it is essential for workers to be able to use hand signals. Here are some standard hand signals for crane Retract Boom: (Hydraulic cranes) Both fists in front of body with thumbs pointing. Extend Boom – One Hand Signal: (Hydraulic cranes) One fist in front of.What are some common hand signals for crawler, truck and locomotive cranes? Use Main Hoist: Tap fists on head; then use regular signals. Use Whip Line ( All directions given to the crane operator by the signal person shall be given from the operator's direction perspective (e.g., swing right). d. Each series of