目录一、工程概况..............................................................................................................................-3-二、施工准备情况......................................................................................................................-3-（一）测量放线..................................................................................................................-3-（二）场地清表..................................................................................................................-4-（三）场内施工道路..........................................................................................................-4-（四）弃渣道路修筑..........................................................................................................-4-三、施工工艺..............................................................................................................................-5-（一）土方开挖..................................................................................................................-5-（二）渠基排水..................................................................................................................-8-1、管沟开挖........................................................................................................................-8-2、集水管安装....................................................................................................................-8-3、粗砂回填........................................................................................................................-8-（三）渠床整理..................................................................................................................-9-（四）粗砂垫层施工........................................................................................................-10-（五）保温板铺设............................................................................................................-10-1、施工准备......................................................................................................................-10-2、施工工艺流程..............................................................................................................-10-3、质量检查与验收..........................................................................................................-11-4、质量保证措施..............................................................................................................-11-（六）土工膜铺设............................................................................................................-11-1、施工准备......................................................................................................................-11-2、土工膜拼接..................................................................................................................-12-3、接缝检测......................................................................................................................-12-4、回填保护......................................................................................................................-12-（七）砼衬砌....................................................................................................................-13-1、衬砌施工程序........................
