目录第一章、编制依据............................................................1第二章、工程概况............................................................22.1 工程地理位置.....................................................22.2 基坑工程设计概况.................................................22.3 工程建设各方主体.................................................32.4 场地周围环境条件.................................................32.4.1 周边建筑物情况.............................................32.4.2 周边管线情况...............................................52.4.3 地面交通情况...............................................52.4.4 施工用电...................................................62.4.5 施工用水...................................................62.4.6 气象.......................................................62.5 水文地质条件.................................................72.6 工程地质条件.....................................................7第三章、围护结构设计概况....................................................93.1 围护结构设计概况.................................................93.2 设计方案的施工要求...............................................93.2.1 地连墙设计.................................................93.2.2 立柱桩设计................................................113.2.3 地基加固..................................................113.2.4 支撑设计..................................................123.2.5 基坑开挖、支护与回填......................................12第四章、施工重难点及对策...................................................154.1 砂性土层中地下连续墙的质量控制是本工程车站施工的重点之一........154.2 确保富水、软土、深基坑施工安全是本工程车站施工的重点之二........164.3 做好基坑周边影响范围内建(构)筑物及管线保护是本工程车站施工的重点之三...................................................................194.4 做好环境保护、搞好文明施工,加强周边关系协调,构建“和谐项目”是施工重点........................