Impervious gantry and building construction site seepage control system using the same

摘要

(57) Abstract Objective Not to leak at the time of the rainfall, inside excavation construction site the rainwaterThe platform which can prevent the fact that inflow is proposed. Constitution Mutual of the covering works board 4 which you spread in the surface of platform column and 3 arrangeInstalling water leakage prevention seal 9 on the connected surface, the adjacentTo joint to covering works board mutual water tight, at the same time on top of the platform column, covering worksCatching gutter 11 in order the water catchment to do the rainwater which flowed down the end face of the boardIt provides.