Disclosed is a lashing bridge installed on an upper part of a ship deck to fix a plurality of containers. The lashing bridge includes a vertical supporting member which is connected to the upper part of the deck by being erected vertically on the upper part of the deck and a diagonal supporting member which is connected to the upper part of the deck by being erected diagonally on the upper part of the deck. The diagonal supporting member includes a connecting portion which is connected to the upper part of the deck, with one widthwise edge of the connecting portion being tangential to the upper part of the deck, and the other widthwise edge of the connecting portion being separate from the upper part of the deck.
