广州地铁六号线B标段二等水准网复测技术  

Measurement Technology of Second Level Network for the B mark of Guangzhou Metro Line 6

作　　者：庄林浩[1] 徐顺明[2] 

机构地区：[1]广州市城市规划勘测设计研究院,广州510060 [2]广州市地下铁道总公司,广州510380

出　　处：《工程建设与设计》2011年第6期139-141,共3页Construction & Design for Engineering

摘　　要：二等水准是地铁工程高程控制的基准,使用前必须掌握其点位精度、稳定性等主要内容,保证车站与线路连接的整体性,同时满足隧道贯通、铺轨基标标高精度的需要。介绍广州地铁六号线B标段二等水准网复测、解算与精度评定等重要过程,对复测成果进行分析,并给出复测的结论与建议。The second level is the vertical control standard of the metro project, the point precision, stability and other major content must be mastered before use, to ensure the integrity of the connection between station and the line, while meeting the tunnel through and high-precision requirement for the base elevation of rail laying. The important process of second level of network lot retest and accuracy assessment of Guangzlaou Metro Line B 6 were introduced, the retest results were analysed, and the conclusion and recommendations of retest were indicated.

关 键 词：地铁 二等水准 测量 精度评定 

分 类 号：U212.3[交通运输工程—道路与铁道工程]