Column for support of bridge extending horizontally comprises three successively arranged part columns positioned mutually parallel, connected to each other for moving horizontally

摘要

The column (1) for support of a bridge extending horizontally comprises three successively arranged part columns (4,9,10) positioned mutually parallel, connected to each other for moving horizontally. The first part column is provided with devices for support on the ground and drive devices for moving the part columns longitudinally in relation to each other. The last part column has devices for coupling the bridge to it. The drive device fixed to the first part column comprises a winch, which via a cable is connected with the following and last column.