阿志河特大桥初步设计方案研究

Study on the Preliminary Design Scheme of a Super Major Bridge

阿志河特大桥建设条件特殊,初步设计阶段为确定合理的设计方案,采用综合因素比较法研究比选各桥型方案优缺点,最终确定工程条件适应性强和经济性好的上承式钢管混凝土拱桥方案。

In the preliminary design stage,in order to determine the reasonable design scheme,the comprehensive factor comparison method is used to study and compare the advantages and disadvantages of each bridge type scheme,and finally selects the 280 m deck concrete-filled steel tube arch bridge which has strong adaptability and good economy.