| 摘要 |
PURPOSE: A water permeable pavement structure is provided to improve the convenience of pedestrians by reducing the amount of rainwater remaining on a pavement layer. CONSTITUTION: A water permeable pavement structure comprises a water permeable base layer(4), a rainwater storage member(10), and a perforated pipe member(20). A gutter member(40) is arranged on one side of the water permeable base layer. The water permeable base layer is arranged on the bottom of a pavement layer(2) and firstly stores rainwater flowing from the pavement layer. The rainwater storage member is arranged on the bottom of the gutter member and secondly stores the rainwater flowing from the water permeable base layer. The perforated pipe member is arranged under the water permeable base layer and is connected to the rainwater storage member to send rainwater from the water permeable base layer to the rainwater storage member. |
