青龙寨大桥主拱圈支架的加固与验算

Reinforcement and Checkout of Main Arch Husk in Qinglongzhai Bridge

主拱圈支架搭设的安全与否是大跨度石拱桥有支架施工成败的关键 .文中针对青龙寨大桥施工中主拱圈支架变形问题 ,对支架加固方案进行了验算论证 ,实践表明支架加固方案和验算方法是正确的 。

The safety of the main arch husk is the key to Auccessfue construction of a long arched stone bridge. The paper mainly deals with deformation of the main arch husk in Qinglongzhai bridge construction and checks the reinforcing plan of the husk. It has been proved in practice that both the reinforcement and checkout are correct so that the construction safety and quality of the bridge are guaranteed.