0徐州金鹰二期扩建建设工程土方开挖、降水、支撑专项施工方案编号:SBC/XZJY-2017-002编制人:付振国审核人:吴成锋批准人:李方上海宝冶集团有限公司徐州二期扩建工程项目部(盖章)2017年3月10日发布受控状态:受控版本:01版发放编号:0170目录一、工程概况.................................................................................................................................................11.1参建单位...........................................................................................................................................11.2现场环境情况...................................................................................................................................11.3工程建筑及基础结构情况...............................................................................................................41.4工程地质概况...................................................................................................................................61.4.1地形地貌................................................................................................................................61.4.2土层分布................................................................................................................................61.5水文条件...........................................................................................................................................7二、编制依据.................................................................................................................................................7三、施工计划.................................................................................................................................................83.1主要挖土机械及材料计划表...........................................................................................................83.2施工进度计划...................................................................................................................................93.2.1每层土方开挖工期................................................................................................................93.2.2地下室出正负零工期..........................................................................................................10四、施工安排及准备...................................................................................................................................104.1施工安排.........................................................................................................................................104.1.1地下室土方开挖安排..........................................................................................................104.1.2一、二期地下连通道和汽车坡道土方开挖安排...............................................................104.2土方开挖准备.................................................................................................................................104.2.1测量放线及测量控制点的保护...........................................................................................104.2.2建筑材料及下道工序的施工准备.......................................................................................114.2.3土方开挖技术准备...............................................................................................................