SAND-SCATTERER FOR WATER BOTTOM

PURPOSE:To reduce muddiness occurring in the event of scattering slurry to the bottom of water by providing a collision hood to the inside of a recession shaped cover mounted to the end of a rudder of an operation ship, and providing overhanging covers around the cover. CONSTITUTION:A discharge-port 6A of a slurry pipe 6 for sand slurry mixed sand with water is provided upward, a collision hood is provided upward of the discharge-port 6A, and the ends of the collision hood 7 is extended downward of the discharge-port 6A to provide a hole 7A on the way thereto. After that, the outside of the collision hood 7 is covered with a recession shaped cover 5 having an opening thereunder, and skirts 8 are provided to the ends thereof. Overhanging covers 12 are provided around the cover 5. An air pressure feed pipe 9 and an air vent pipe 10 are provided to the upper part of the cover 5, and lye removing pipes 11 are provided to the upper part of the overhanging covers 12.