摘要
分析了山区桥梁高墩大跨的结构特点,对大跨高墩桥梁结构的施工建造工艺、抗震安全问题、使用耐久性等进行了设计探讨与分析,明确了山区高墩大跨桥梁的设计难点与要点。重点归纳总结了山区大跨径桥梁的抗震减震技术和耐久性设计技术,在提高山区桥梁设计质量的同时,提高了其运营安全性和使用寿命。
This paper analyzes the structural characteristics of high-pier and long-span for mountain bridges in detail, discusses the design of long span and high pier bridge structure from the aspects of construction technology, seismic safety, durability and so on, clears the design difficulties and key points of high-pier long-span bridges in mountainous area. Finally, paper summarizes the technologies for the improvement of seismic safety and durability for high-pier long-span bridges in mountainous area, to improve the design quality of mountain bridges and extend its service life.
作者
陈吉军
CHEN Ji-jun(CCCC Railway Consultants Group Co.Ltd.,Kunming Branch,Kunming 650206,China)
出处
《工程建设与设计》
2019年第5期107-109,共3页
Construction & Design for Engineering
关键词
山区桥梁
大跨径
设计探讨
技术应用
mountain bridge
long-span
design discussion
technical application
