上海浦东国际机场第四跑道项目飞行区场道及附属设施工程（四标段）安防管道施工方案施工单位：中交一航局第四工程有限公司第十项目部编制：赵义财审核：闫国龙批准：张绍栋日期：2012年02月18日目录一、编制原则二、工程概述...................................................................................................................2三、施工技术要求.........................................................................................................21、给水回水管线················································································32、安防供电、通讯管线..........................................................................................3四、施工准备...................................................................................................................31、技术准备.........................................................................................32、材料准备..........................................................................................43、机具准备..........................................................................................4五、施工方案...................................................................................................................41.1、管线施工工艺....................................................................................................41.1.1、管道工程工艺流程....................................................................................41.1.2、测量放样....................................................................................51.1.3、管沟开挖........................................................................................................71.1.5、管节安装........................................................................................................91.1.6、管道敷设........................................................................................................91.1.7、沟槽回填··················································································111.1.8、管道回填........................................................................................................121.2、安防手井施工工艺........................................................................................121.2.1、安防手井施工流程...................................................................................121.2.2测量定位...........................................................................................................121.2.3、基槽开挖.......................................................................................................121.2.4、碎石垫层.......................................................................................................131.2.5、素砼垫层.......................................................................................................131.2.6、钢筋绑扎.......................................................................................................131.2.7、模板支撑.......................................................................................................131.2.8、砼浇筑................................................................................................
