Cranes can be very dangerous when used in an unsafe manner. The signal person provides vital instructions to the crane operator to ensure operations are conducted safely. Part 1 of this two-part course on crane hand signaling covers basic skills and knowledge needed to use hand or voice signals to direct the movements of mobile and tower cranes. Part 2 of this two-part course on using hand signals to direct the movements of mobile and tower cranes demonstrates standard hand signals. In addition, guidelines for using voice signals are provided.
By the end of this course, and understanding will be gained of:
- Crane operations and limitations
- Crane radius, Quadrant, Boom length, Jibs and extensions
- Dynamic loading, Boom deflection, Lifting stuck loads
- Machine capabilities and Overhead power lines
- Basic skills and knowledge necessary for the use of hand or voice signals to safely direct the movements of mobile and tower cranes