大连地铁一期工程206标千山路车站千山路车站22号出入口号出入口及及11号消防通道号消防通道施工方案施工方案编制:复核：审核：中铁十五局集团有限公司大连分公司二零一三年十月二十一日目录一、编制依据及原则......................................................................................................................31.1编制依据....................................................................................................................................31.2编制原则....................................................................................................................................3二、工程概况..................................................................................................................................32.1、工程位置及规模.....................................................................................................................32.2、工程地质.................................................................................................................................52.3、水文地质.................................................................................................................................6三、总体施工布署..........................................................................................................................63.1、施工人员配备........................................................................................................................63.2、施工机械配备........................................................................................................................73.3、临时用地................................................................................................................................8四、施工步骤及方法....................................................................................................................84.1、施工步骤................................................................................................................................84.2、围护结构施工........................................................................................................................84.2.1围护桩施工..........................................................................................................................84.2.2、冠梁及其挡土墙施工.....................................................................................................104.3、土方开挖...............................................................................................................................104.4、2号出入口暗挖断施工........................................................................................................124.5、出入口明挖段剩余土方开挖...............................................................................................124.6、消防专用通道施工..............................................................................................................134.7、原地面恢复...........................................................................................................................134.8、初期支护施工.......................................................................................................................134.8.1、马头门破除......................................................................................................
