Compared with general concrete box-girder, box-girder with corrugated steel webs (CSW), which feathers light self-weight and high pre-stress efficiency, has been soon applied in bridge construction.

• 与普通箱梁相比,波形钢腹板预应力混凝土箱梁具有自重轻,预应力效率高等优点,这种结构在桥梁工程中得到了迅速推广。