Double girder cranes box set (DOUBLE GIRDER) together on the way up and repair saphan BA ru d 10 m long. With a flat power cord installation CD to the crane driver Rails ran left, right.
Dual-beam gantry crane series (DOUBLE GIRDER) and on the way up and maintenance, bridge 10 meters long and equipped with a flat-wire displacement C. Crane ran to control the left and right
Series crane box beam pair (DOUBLE GIRDER) with on. The bridge repair and บารุ, long 10 meters.Installation of flat cable ready C channel to control the crane running, left and right.