目录11工程概况..........................................................................................................................11.1编制依据................................................................................................................11.2编制原则................................................................................................................11.3工程概述................................................................................................................21.4地质情况及地下管线调查....................................................................................41.5沉井施工不利条件及存在难点............................................................................52施工部署..........................................................................................................................62.1临时设施安排及施工准备....................................................................................62.2人员配置................................................................................................................72.3施工进度计划........................................................................................................82.4施工材料计划........................................................................................................92.5施工设备计划........................................................................................................93沉井施工主要施工工艺................................................................................................133.1沉井构造..............................................................................................................133.2主要施工方法选择..............................................................................................133.3施工流程..............................................................................................................143.4现场准备..............................................................................................................143.5井点降水..............................................................................................................153.6浅部基坑开挖、垫层施工..................................................................................163.7脚手架搭设、模板支撑及钢筋绑扎..................................................................163.8混凝土浇筑及养护..............................................................................................193.9沉井的接高..........................................................................................................203.10挖土下沉............................................................................................................213.11沉井封底与底板浇筑........................................................................................253.12特殊情况下的沉井施工....................................................................................253.12工程监测............................................................................................................284质量保证措施................................................................................................................314.1质量保证体系......................................................................................................
