| 摘要 |
The present invention relates to a stationary cover structure unit for restoring loss of sand, a structure for restoring loss of sand and a method for restoring method. The fixed cover structure unit, which is provided underwater to restore loss of sand which is caused by beach and bank erosion, comprises: an inlet and an outlet provided on both longitudinal end parts, which are opened, respectively thereof; an erosion unit provided to be opened on the lower part thereof; a cross section becoming higher along a longitudinal direction toward the inlet; and a hollow, through which water flows, provided and integrated therein to use a venturi effect to restore loss of sand. |
