The present invention assembling operation easier, reduce assembly time, provide a built Tsutsumi mat can improve the working efficiency.
An embankment mat, a wire mesh basket 1 for turning on the stone for stone filling, made from steel made frame 2 Metropolitan to accommodate the wire mesh cage 1, in the assembled state as embankment mats, wire mesh steel-made frame 2 has a structure that does not pass through the mesh of manufacturing the car 1. Steel-made frame 2 includes a U-shaped or L-shaped bent steel 4 that has been bent in a U-shape or L-shape, in combination with b-shaped bent steel 5 which is bent in the hollow square shape is formed into a box shape. Provided with a lower hole 6 hanging for hanging the tip of the upright portion of the U-shaped or L-shaped bend steel 4, providing a nail projection 7 to hook the border of wire mesh cage 1 on the lower side of Tsushitaana 6.
.FIELD 1