管线改迁保护方案编制:审核:批准:中铁隧道股份有限公司武汉轨道交通四号线二期第七标段项目经理部二○一○年十月目录一、工程概况.................................................................................................................................2二、迁改的目的.............................................................................................................................3三、迁改的原则.............................................................................................................................3四、周边环境.................................................................................................................................34.1地面交通现状......................................................................................................................34.2地下管线现状......................................................................................................................3五、工期要求.................................................................................................................................5六、管线防护措施.........................................................................................................................56.1探沟开挖..............................................................................................................................56.2管线开挖..............................................................................................................................66.3管线保护方法......................................................................................................................7七、地下管线的监测保护.............................................................................................................87.1仪器设备..............................................................................................................................87.2测实施方法.........................................................................................................................87.3数据分析与处理..................................................................................................................87.4监测频率..............................................................................................................................97.5监测预警值..........................................................................................................................9八、管线事故的处理.....................................................................................................................98.1电缆、光缆挖断及通讯线路故障等事故的处理..............................................................98.2污水、雨水管线挖断事故的处理....................................................................................108.3给水管线挖断事故的处理................................................................................................108.4燃气管挖断、泄漏事故的处理........................................................................................108.5管线事故应急救援处理程序............................................................................................10九、管线保护责任制...................................................................................................................129.1管线突发事故救援领导小组....