望城沩江桥位于湖南省望城县，跨沩水，为一国内首创柔性墩多点顶推法施工的预应力混凝土连续梁桥。全长240m，桥宽2×1.5+7(m)。上部结构为4×38+2×38(m)两联等高度连续梁，横剖面采用单箱双室，梁高2.5m。下部结构采用φ1.5m双柱式柔性墩，钻孔灌注桩基础；全部采用盆式橡胶活动支座。连续梁采用柔性墩多点顶推法架设，其特点是：多点、分级、同步、采用“分级调压、集中控制”施工，用以适应柔性墩的受力要求。优点是：设备轻、构造简单、操作方便，适用于轻型墩台。于1980年12月建成。

     湖南省交通规划勘察设计院设计，湖南省公路局工程处施工。

Location: Wangcheng, Hunan Prov.
Main span: 38m

·  P.C. continuous bridge firstly adopting multi-points incremental launching method in erection in China
·  Superstructure: 4×38m+2×38m, single box (2-cells) cross-section
·  Substructure: Flexible column pier, boring pile foundation
Completed in Dec. 1980
Designed by Communication Planning, Survey and Design Institute of Hunan Prov.
Constructed by Highway Bureau of Hunan Prov.