浙江中成建工集团凯旋门二期二标项目部基坑清槽施工方案目录1．工程概况..............................................................................................22．编制依据..............................................................................................23．场区地质条件......................................................................................23.1土质条件............................................................................................................................23.2水文条件............................................................................................................................23.3场地条件............................................................................................................................24．基坑开挖、清槽及支护总体施工部署..............................................34.1总体安排..........................................................................................................................34.2基坑清槽分区示意图........................................................................................................34.3施工进度安排....................................................................................................................44.4管理目标............................................................................................................................44.5方案技术参数....................................................................................................................45．施工准备..............................................................................................55.1技术准备..........................................................................................................................55.2施工现场准备工作...........................................................................................................55.3劳动力组织准备...............................................................................................................65.4机械设备材料准备...........................................................................................................65.5施工场外协调工作：.......................................................................................................65.6施工用水、用电计划........................................................................................................66.基坑清槽主要施工工艺........................................................................76.1施工工艺流程....................................................................................................................76.2开挖清槽施工....................................................................................................................76.3基坑喷护..........................................................................................................................76.3垫层浇筑..........................................................................................................................87．基坑排水措施......................................................................................87.1排水沟集水井施工工艺流程............................................................................................87.2操作要点...............................................................................
