a. know the power supplyhoneycomb girder gantry crane

b. Lubricating the points regularly.

4、Turning the handle to the ‘0’before the main switch starts, and close the hatch from control room to walk platform.

5、Send the warning ring before the crane starts.

6、The lifted goods shouldn’t exceed the rated lifting capacity.

7、Working with the hook, and only listens the hook’s signal, but the crane should stop, no matter who sends the stop signal.

8、The gantry crane or trolley doesn’t  allow to drag the goods.