The tower should be in a non diagonal bracingreinforcement.
塔架对角处在无斜撑时应加固。
2
Bracing of foundation pit is to ensure that excavation and foundation construction for the smooth and safe environment foundation pit and used the pit retaining wall reinforcement and protection.
In addition, concrete cushion plays critical bracing function on controlling lateral deformation of the retaining wall, which is similar to the reinforcement concrete bottom plate.