山区大跨径钢筋混凝土箱型拱桥的设计及施工技术研究

Design and Construction Technique Study of Big Span Concrete Box Arch Bridge in Mountainous Area

"山区大跨径钢筋混凝土箱型拱桥的设计及施工技术研究"项目通过对大量调查资料的分析研究,确定了山区大跨径钢筋混凝土箱型拱桥合理的设计参数、计算理论以及先进的施工技术措施,开发了新的材料、结构、工艺,形成了同类桥梁设计施工技术指南。本篇阐述了该项目的创新点、主要技术经济指标的先进性及取得的相关知识产权,指出了该项目在行业科技进步上的推动作用,并对项目的应用推广情况和社会经济效益进行了介绍,为我国山区大跨径钢筋混凝土桥梁的设计、施工提供科学依据。

'Design and Construction Technique Study of Big Span Concrete Box Arch Bridge in Mountainous Area' project determines the appropriate design index,calculation theory and advanced technique measure through a large amount of investigation and analy-sis.It also develops the new material,structure and technique and provides construction tech-nique guidance for similar project.This chapter discusses the innovation,key technique and economic index and related patent of this project,and points out its significance on promo-ting the technique improvement.It also introduces the application of the project and its social and economic effect,which provides scientific reference to the design and construction of this kind of bridge.