海淀区抗震加固综合改造工程室外雨、污水管网改造工程施工方案目录一、编制依据..............................................................................................................................-1-二、工程概况..............................................................................................................................-1-三、施工准备..............................................................................................................................-2-1、技术准备........................................................................................................................-2-2、材料准备........................................................................................................................-2-3、机具准备........................................................................................................................-2-4、作业条件准备................................................................................................................-3-四、施工工序及工期..................................................................................................................-4-1、室外给排水及雨水管网施工工序................................................................................-4-2、施工工期........................................................................................................................-4-五、施工方法..............................................................................................................................-4-1、测量放线........................................................................................................................-4-2、管沟开挖........................................................................................................................-4-3、雨污水管道安装............................................................................................................-5-4、检查井、阀门井的安装................................................................................................-6-钢筋的施工..................................................................................................................-7-（3）混凝土的浇筑....................................................................................................-8-（4）模板的施工........................................................................................................-8-（5）砼工程施工........................................................................................................-9-（6）模板拆除..........................................................................................................-10-（7）灌水试验..........................................................................................................-10-（8）土方回填..........................................................................................................-10-5、雨污水管道的闭水、通球试验..........................................................................-11-6、土方回填......................................................................................................................-11-六、质量保证措施....................................................................................................................-14-1、技术方面...........................
