南昆铁路(56+88+56)m 预应力混凝土连续刚构设计中的一些问题

Introduction to Some Problems in the Design of (56+88+56) M Prestressed Concrete Continuous Rigid Frame Bridge on Nanning Kunming Railway

介绍铁路（５６＋８８＋５６）ｍ预应力连续刚构墩梁构造、箱梁预应力布置、施工方法等，并对设计中的一些问题进行了论述。

Introduction is made to the constructional features of girders and main piers, the arrangement of prestressing tendons in box girder, and the construction scheme in the design of (56+88+56) m prestressed concrete continuous rigid frame railway bridge. In addition, some problems in design are discussed.