大跨度预应力框架在加层改建工程中的应用

Study on the Application of Large-span Prestressed Concrete Frame in Added Floor and Rebuilding

围绕西南医院科教影像楼增层改建工程的设计 ,在肯定了大跨预应力框架应用于该类工程中的优越性的同时 ,指出了该预应力框架设计中存在的问题。最后 ,针对框架柱弯矩偏大的问题提出了具体的解决办法。

Around the reconstruction design of the Popular Science Image Building of the Southwest Hospital, the advantage of prestressed concrete frame used in the rebuilding was approved. At the same time, the problem in the prestressed frame design was pointed out. In the end, the method to decrease the moment in the column had been put forward.