The utility model provides a go up the lateral wall, the adherent that sticks together above the flexible tubulose body that hydraulic and hydroelectric engineering retaining wall prevents sealed equipment of template of mashed root comprises the flexible tubulose body, spring, a cylinder section of thick bamboo, conical body, rotary -table and adherent, and the spring distributes internally at flexible tubulose uniformly, and the lower extreme and the rotary -table socket joint of spring are connected, and the rotary -table bonds with the flexible tubulose body, and a cylinder section of thick bamboo to the upper end socket joint of spring, welds the cone on the cylinder section of thick bamboo, and the cone passes the flexible tubulose body. The utility model discloses simple structure, novel reasonable, the preparation is easy, simple operation, practicality are strong, can prevent the emergence of the mashed root common fault of reinforced concrete retaining wall, can realize that the reinforced concrete retaining wall outward appearance is effectual, high quality, long service life.