灵武市城市地下管线普查技术设计书宁夏纬仪测绘有限公司二○一五年五月二十八日目录目录.....................................................................................................................................................................11概述.......................................................................................................................................................................11.1任务来源与目的...........................................................................................................................................11.2测区范围.......................................................................................................................................................11.3项目工作量和工作内容...............................................................................................................................11.4测区行政隶属...............................................................................................................................................11.5作业区自然地理概况...................................................................................................................................12已有资料情况及利用分析...................................................................................................................................22.1控制资料.......................................................................................................................................................22.2专业管线资料...............................................................................................................................................22.3其他图件资料...............................................................................................................................................23作业依据...............................................................................................................................................................34成果主要技术指标和规格...................................................................................................................................34.1测绘基准.......................................................................................................................................................34.2成果基本精度要求.......................................................................................................................................34.2.1地下管线隐蔽管线点的探查精度.......................................................................................................34.2.2地下管线点的测量精度.......................................................................................................................34.2.3地下管线图测绘精度...........................................................................................................................44.2.4地下管线探测取舍标准.......................................................................................................................44.2.5地下管线探测必须查明与测注的项目...............................................................................................44.2.6地形图修测精度.............................................................................................................................
