Dangers Overhead More and more contractors are using mechanical means to lift loads to the working area; it saves time and avoids injuries. But there is still a hazard. If it takes a piece of equipment to lift materials, then you can bet that if the load falls, it can seriously injure or kill you. Always be aware of overhead operations and remember basic safety rules. Guide for Discussion Always be sure loads are carried close to the Use tag lines on loads whenever Use only one signal Be sure the signal person can clearly observe the load and operator at all ...