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钢管混凝土拱桥施工中最主要的工序之一就是拱肋安装,安装的方法有无支架缆索吊装、少支架缆索吊装、整片拱肋或少支架浮吊安装、吊桥式缆索吊装、转体施工、支架上的组装、千斤顶斜拉扣挂悬拼等。以上方法除千斤顶斜拉扣挂悬拼施工外都与普通混凝土拱桥安装相似。因此,本文主要介绍千斤顶斜拉扣挂悬拼法。
One of the most important processes in the construction of CFST arch bridge is the installation and installation of arch ribs, whether the method of installing the cable is hoisting the bracket, hoisting the cable with less brackets, installing the whole arch rib or the bracket with less bracket, hoisting the suspension bridge type cable, swivel construction, The assembly on the bracket, hanging oblique hanging buckle hanging hanging fight and so on. The above method is similar to the installation of ordinary concrete arch bridge except that the jackscrew should be hung and suspended. Therefore, this article mainly introduces the jacking diagonal clamshell hanging hanging spell.