| 摘要 |
<p>A mouthpiece (1) for discharge of water and regulation of the level thereof for rice fields and water basins in general, characterized in that it is constituted substantially by a prefabricated product made of vibrated reinforced concrete, provided with a cavity (C) departing from which is a connection pipe (T) for the passage of water, said cavity (C) being designed to contain and confine the vortices and whirlpools formed by the water that flows in the pipe (T) coming from the rice field or water basin. In this way, said turbulent movements of water are prevented from interfering with the soil of the surrounding bank, causing erosion thereof.</p> |
