the loss of strength due to the strong disturbance of underlaying residual soil by the excavation of foundation trench shall cause obvious settlement of cushion cap with its gravity.
由于基槽开挖对下卧层残积土的强烈扰动导致强度丧失,造成承台在自重下明显沉降。
it uses the cushion cap of one highrise building as an example, studies the crack control methods of mass concrete, and introduces the technological measures of crackcontrol.