The invention discloses a novel bridge type stone cutting machine. The novel bridge type stone cutting machine comprises a base, edge beams arranged on the base, edge beam rams which are respectively arranged on the edge beams, a transverse beam connected with the edge beam rams, and a host device arranged on the transverse beam, wherein an edge beam protection hood covers the top of each edge beam along the length direction of the edge beam; a first water retaining hopper is arranged on the inner side of each edge beam along the length direction of the edge beam; a second water retaining hopper is located on the front end surface of the transverse beam, and is located on the inner side of the corresponding first water retaining hopper; each first water retaining hopper comprises a first transverse plate, a first vertical plate, and a first oblique plate; one end of each first transverse plate is fixedly connected with the inner side surface of the corresponding edge beam; the other end of each first transverse plate is fixedly connected with the bottom end of the corresponding first vertical plate; the top end of each first vertical plate is fixedly connected with the bottom end of the corresponding first oblique plate; the lower part of each edge beam ram is located in the space enclosed by the corresponding first transverse plate and the corresponding first vertical plate; the bottom of the second water retaining hopper is located on the right side of the corresponding first vertical plate; and the height of the second water retaining hopper is higher than that of the corresponding edge beam ram.