宝成线渭河桥位于宝鸡市郊,1954年6月建成,为12—32m上承钢板梁桥。该桥孔径偏小,净空偏低,基础埋深亦不足。1961年向北端扩两孔32m上承钢板梁,1979年、1980年又分两次将全桥各墩进行了浅基防护。之后,铁路和地方各自均根据水文观测和计算,提出了 Baocheng Weihe River Bridge is located in the suburbs of Baoji, completed in June 1954, 12-32m on the steel plate girder bridge. The bridge aperture is small, clearance is low, the basic depth is not enough. In 1961 to the north end of the expansion of two holes 32m on the steel plate beam, 1979, 1980 and again in two full-bridge pier for shallow protection. After that, the railway and the localities each put forward according to hydrological observations and calculations