应急车行通道与暗挖隧道十字交叉口施工分析

Analysis on Construction of Intersection for Emergency Vehicle Passage and Bored Tunnel

紫之隧道南起之浦路,北至紫金港路,在隧道到南北端各布设了一对匝道。个别应急车行通道和暗挖隧道成呈十字形交叉。为了保证施工顺利开展,以此工程为例,对应急车行车通道和暗挖隧道十字交叉口的施工方案进行了探讨,并对施工要点进行了分析,取得了良好的施工效果,可供参考。

Zizhi Tunnel starts from Zhipu Road and ends at Zijingang Road.A pair of ramp is constructed separately at the north end and the south end of the tunnel.Several emergency vehicle passages and bored tunnel present the intersections.In order to guarantee the smooth construction,the article discusses the construction scheme of the intersection for emergency vehicle passage and bored tunnel of this project,and analyzes the construction gist.The good construction effect is achieved for reference.