赵家沟大桥主桥拱肋施工方案

               孙九春，江育龙，顾娟

                           (腾达建设集团股份有限公司)

摘  要：本文主要介绍了赵家沟大桥拱肋采用的支架现浇方案的选择、支架设计、支架预压、混凝土浇筑、抗倾覆立柱的设置等施工技术措施。

关键词：提篮拱桥；贝雷梁；抗倾覆；支架预压

The Arch Rib Construction Technology of Zhaojiagou Bridge

SUN Jiu-chun；JIANG Yu-long

Abstract: For the main bridge of Zhaojiagou Bridge , the following key technology for construction have been introduced in this paper: the selection of arc rib cast-in-site construction design in brackets,brackets design, brackets perpressing, concrete casting, brackets setting for overturning resisting and etc。

Key words: X-arch bridge；bailey beam；overturning resist；prepressing in brackets