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Semi gantry crane is a gantry crane of a variant, semi gantry crane leg height difference, can be used according to the field of civil engineering request. According to the needs of production, when choose ordinary gantry crane or electric hoist gantry crane is not very ideal, semi gantry crane is a better solution, it end beam in walking on the crane beam, and the other end of the beam on the ground to walk, compared with the electric single-girder crane, save investment and space, compared with electric hoist gantry crane, save the production space, in the long term, also indirect cost saving space, therefore, often used in modern production.
link:http://www.chinacranemanufacturer.com/gantry-crane/single-girder-gantry-crane/bmh-warehouse-outdoor-traveling-half-gantry.html
BMH Warehouse Outdoor Traveling Half Gantry Bridge Crane For Pipe Coil Lifting