... truck height, or changed to electricity power. And the ramp can be operated by single person easily, in this ... work and promoting work efficiency.The regular model of this ramp is: width-2.08m, length-11m, adjusting height ... suit for: often material handling, warehouse, wharf, logistics center working place.Key words: yard ramp, mobile yard ramp, dock leveler, mobile dock leveler. movable dock ramp