基坑支护工程设计与施工方案目录第一部分：设计方案......................................................11.工程概况.........................................................11.1工程介绍.........................................................11.2场地工程地质、水文地质条件.......................................11.3工程地质条件.....................................................11.4水文地质条件.....................................................22.编制依据.........................................................23.重点难点分析.....................................................34.重点难点对策.....................................................35.支护方案介绍.....................................................45.1边坡土层岩性特点分析.............................................45.2桩锚支护设计参数.................................................46.基坑支护设计说明.................................................56.1塔吊问题.........................................................56.2桩间土处理.......................................................56.3现场试钻.........................................................56.4边坡超载.........................................................56.5信息反馈.........................................................66.6应急措施（地下水等危害处理）.....................................66.7局部加深的处理...................................................67.止水帷幕设计方案.................................................6第二部分施工方案.......................................................61.施工计划.........................................................61.1人员准备计划.....................................................61.2施工机械设备准备计划.............................................71.3施工用水、用电计划...............................................81.4材料进场检（试）验计划...........................................82.施工现场准备.....................................................93.施工方案.........................................................93.1护坡桩施工安排...................................................93.2锚杆施工安排.....................................................93.3护坡桩施工工艺..................................................103.4锚杆施工工艺....................................................124.质量目标、体系及保证措施........................................134.1质量目标........................................................134.2质量保证体系....................................................134.3质量保证措施....................................................135.安全文明施工措施................................................145.1安全管理目标....................................................145.2安全管理体系....................................................145.3安全施工措施....................................................155.4文明施工措施....................................................166.雨季施工措施....................................................177.应急预案........................................................178.附件............................................................18第一部分：设计方案1.工程概况1.1工程介绍拟建工程位于北京市海淀区。本工程设三层地下室。基础平面约呈梯形，基础埋深－16.0m，结构型式为框架剪力墙，基础型式为筏板基础。±0.00=46.00m。场地四周没有需重点保护的地...
