摘要
根据广州地铁4号线高架桥的特点,分析桥梁排水设计的关键点,确定高架桥排水设计的原则,阐述地铁4号线高架桥防水及排水采用暗埋敷设的设计方案;通过对排水管材的分析比较,确定高架桥排水管材选型;分析高架桥排水管采用暗埋敷设的环境,对北方有冻胀灾害地区高架桥排水管的布置提出建议方案。
According to the characteristics of viaducts on Guangzhou metro Line 4, the design principles for the drainage system of the viaducts was detemied through analyzing the key points for the drainage of the viaducts. Design option of buried water-proofing and drainage system for the viaducts on metro Line 4 is introduced in the paper. Materials for drainage pipes were determined through comparison. Buried option for drainage pipes was analyzed for the existing environment with alternatives suggested for the arrangment of drains in northern regions threatened by fi＇eezing,
出处
《都市快轨交通》
2008年第3期85-88,共4页
Urban Rapid Rail Transit
关键词
广州地铁
高架桥
排水系统
设计
Guangzhou metro Line
viaduct
drainage system
design
