Safety knowledge to be received by crane personnel

1. Familiar with and master the structure and performance of the crane components.

2. Familiar with and master crane operating procedures and related laws and regulations.

3. Familiar with and master the requirements of safe operation.

4. Familiar with and master the structural principles and performance of safety protection devices.

5. Familiar with and master the basic knowledge of motors and electricity.

6. Familiar with and master command signals.

7. Basic knowledge of maintenance and repair.

Safety requirements for crane

1. The command signal should be clear and comply with regulations.

2. When multiple people are tied up, one person should be in charge of the command.

3. The edges and corners of the hanging rope should be lined.

4. When hanging, the angle between the hanging ropes should be less than 100 degrees to avoid excessive force on the ropes.

5. When the command object is turned over, its center of gravity should be changed steadily, and no actions other than the command's intention should be made.

6. When entering the area under the suspended heavy object, you should first contact the driver and set up a supporting device.