杭州湾大桥北引桥(50+80+50)m连续梁设计

Continuous beam design of north approach bridge of Hangzhou gulf bridge with the main spans of (50+80+50)m

介绍杭州湾大桥北引桥主跨为 80m 的预应力混凝土连续梁的设计过程以及结尺寸的选取。

The North Approach Bridge of Hangzhou Gulf Bridge is a prestressed continuous beam bridge with the main spans of 50 m+80 m+50 m. The design process and structure design of the 80 m main span are introduced in the paper.