某客运专线铁路工程CPⅢ网测量作业指导书编制：审核：复核：批准：***客专铁路项目经理部2010年2月目录1概述.............................................................................................................................................................11.1工程概述.................................................................................................................................................11.2线路基本情况.........................................................................................................................................12技术依据.....................................................................................................................................................13测量范围及内容.........................................................................................................................................23.1测量范围.................................................................................................................................................23.2测量内容.................................................................................................................................................24坐标和高程系统.........................................................................................................................................24.1平面坐标系.............................................................................................................................................24.2高程基准.................................................................................................................................................35精测网加密.................................................................................................................................................35.1一般规定.................................................................................................................................................35.2GPS加密CPⅡ网...................................................................................................................................55.3导线加密CPⅡ网....................................................................................................................................75.4线路水准基点的加密..............................................................................................................................85.5线下工程沉降评估................................................................................................................................106CPⅢ点的埋标与布设..............................................................................................................................106.1CPⅢ标志...............................................................................................................................................106.2CPⅢ点和自由设站编号.......................................................................................................................166.3CPⅢ点的布设.......................................................................................................................................177CPⅢ网测量与数据处理..........................................................................................................................197.1CPⅢ网网形.......
