| 摘要 |
PURPOSE: A diagonal drain board installation structure in a diagonal direction is provided to increase efficiency by inserting a drain board to the ground in a diagonal direction. CONSTITUTION: A diagonal drain board installation structure in a diagonal direction comprises a target ground(10) and a drain board(20). The target ground is dehydrated in order to construct a construction of a structure. The drain board is inserted into the target ground in the longitudinal direction. The drain board has specified length and has 20°~70°. |
