... overhead crane with electric hoistLDA model Single girder electric hoist bridge crane is improved and designed on the basis of LD ... 3.5/0.35Lifting height (m)6 ,9 ,12, 18, 24, 3012,18,24,30Travelling speed (m/min)20(30)20(30 ... trail37-70mm37-70mm 10 Ton Single Beam Overhead Travelling Crane(bridge crane)