矿山法扩挖盾构隧道修建地铁车站技术

摘要

论述矿山法扩挖盾构隧道这种修建地铁车站的新技术.广州地铁6号线东山口站利用该技术,成功解决了盾构过站和修建车站站台隧道之间的矛盾.结合东山口站的工程实践,分析该技术的特点及良好的使用效果.%Mining excavation adopted to enlarge shield tunnels to build a station is a new technique. This new technique has been used on Guangzhou metro line 6, and has successfully overcome the contradiction between the shield' s passing through and the construction of platform tunnel The paper summarizes the characteristics and striking effect of the technique during the whole course of construction of Dongshankou Station.