single girder overhead cranes

single girder overhead cranes:
(1) crane drivers and signal workers, must be approved by special training certificate issued by the authorities, but also pay attention to the drivers of the learning pyramid is consistent with the actual operation of the tower.
(2) management of the implementation of someone special plane, the captain in charge of the system, strict shift system.
(3) the newly installed or overhauled by crane, portal crane suppliers according to the specification requirements of the machine must test machine running.
(4) cranes from overhead transmission lines should be kept a safe distance.
(5) The cab shall be equipped with suitable fire-fighting equipment.