凤凰动迁小区(凤瑞园)8#地库施工方案目录第一章编制依据.........................................................................................................2第二章工程概况.........................................................................................................3第一节工程概况..........................................................................................................3第二节周围环境条件..................................................................................................3第三节工程地质和水文条件......................................................................................4第三章基坑围护设计概况.........................................................................................6第一节基坑特征..........................................................................................................6第二节基坑围护设计原则..........................................................................................6第四章本基坑工程重点、难点及重大危险源识别.................................................7第五章施工部署.........................................................................................................7第一节项目管理目标..................................................................................................7第二节施工总体部署..................................................................................................7第三节项目管理机构设置及职责划分......................................................................9第四节施工准备........................................................................................................13第五节总平面布置....................................................................................................14第六节施工用电........................................................................................................15第七节上下基坑安全通道........................................................................................15第六章施工方法和技术措施...................................................................................16第一节围护结构施工................................................................................................16第二节土钉墙施工....................................................................................................18第三节基坑降排水....................................................................................................23第四节钢板桩施工....................................................................................................25第五节土方开挖........................................................................................................29第七章应急预案.......................................................................................................30第八章环境保护.......................................................................................................32第九章工程质量、安全生产和施工文明...............................................................35第一节工程质量保证措施........................................................................................39第二节安全保证措施................................................................................................41第三节文明施工保证措施.....................................................