Single girder crane rules

a. single girder crane cab, the driver succession before driving, coping hooks, ropes and safety devices and other components according to the requirements of check card check, unusual circumstances, should be excluded.
b. Ground control of bridge gantry crane, the class should be someone responsible for inspection according to the requirements of the card check, unusual circumstances, should be excluded.
c. The operator must confirm to go on unmanned rail station or when we can close the main power supply. When locking or sign the power circuit breaker is closed by the original person only after the main power is removed.