| 摘要 |
PURPOSE: A screen wall, in which a replaceable foreign material blocking part is installed, is provided to reduce the flow rate of water discharged from a discharging hole of a blocking wall and to reduce the entire flow rate of water flossing to downstream. CONSTITUTION: A screen wall, in which a replaceable foreign material blocking part is installed, comprises a blocking wall(10), a blocking part, a water drops part(30) and a stone mesh bag par(40). The blocking wall blocks up across the place to collect water. A discharge path(11) through which the water passes is formed on the blocking wall. |
