1,suspending or paste the safety warning brand to prohibit the unrelated person to come in.

2,checking the wheelbase centerline and testing in order to fit for the design, and then crane erects the traveling mechanism on the rails .truss girder gantry crane

3,the main girder is installed completely on the ground , and then connected with 4 legs by pins.

4,2 cranes lift the girders on the connected position between the legs and traveling flange, and connected firmly with traveling girder by bolts.

5,installing control cabin, electrical circuit and limit switch of gantry crane