文档介绍：北京地铁 17 号线 01标施工测量方案北京地铁 17 号线 01 标项目经理部 1 目录一、编制依据________________________________________________________________ 1 二、工程概况________________________________________________________________ 1 、未来科技城南区站___________________________________________________ 1 、未来科技城北区站___________________________________________________ 2 、天未区间盾构井~未来科技城南区站区间_______________________________ 2 、未来科技城南区站~未来科技城北区站区间_____________________________ 2 、未来科技城北区站~终点区间_________________________________________ 3 三、施工测量仪器及程序______________________________________________________ 3 施工测量仪器_________________________________________________________ 4 施工测量程序_________________________________________________________ 4 四、控制测量________________________________________________________________ 5 控制测量要求_________________________________________________________ 5 控制测量原则_________________________________________________________ 6 地上控制测量_________________________________________________________ 6 地下控制测量_________________________________________________________ 7 盾构区间控制测量_____________________________________________________ 9 井上井下联系测量_____________________________________________________ 9 井上井下高程传递测量________________________________________________ 10 趋近导线和趋近水准测量______________________________________________ 11 12 明挖段施工测量______________________________________________________ 12 暗挖段施工测量______________________________________________________ 14 盾构施工测量________________________________________________________ 14 联络通道的施工测量__________________________________________________ 20 六、贯通测量_______________________________________________________________ 20 贯通误差分析________________________________________________________ 20 误差的分析和精度控制________________________________________________ 21 平面测量误差的分析__________________________________________________ 21 高程测量误差分析____________________________________