In a season when water levels should be rising behind the dam's 183-meter-high and 2.25-kilometer-long concrete retainingwall, they have held mostly steady around 170 meters since late last month.
The condition of water pressure acting on the both sides of cement-soil retainingwall is researched by computing the seepage field around the wall.
通过计算水泥土挡土墙周围的渗流场，研究了墙侧水压力的变化规律。
3
The diaphragm wall is a stopping soil and water structure which hydraulic excavation retaining uses more. Its construction is the key to the success of deep foundation pit.