XX市地下管线探测技术设计xxxxxxxxxx二〇一五年四月XX市地下管线探测技术设计编写单位：xxxxxxxx编写者：审批单位：审批者：xxxxxxxxxxxx二〇一五年四月目录第一章总则..........................................................................................................................11.1测区概况......................................................................................................................11.2作业范围及内容...........................................................................................................11.3技术准备......................................................................................................................21.4作业流程......................................................................................................................2第二章技术及精度要求.......................................................................................................32.1技术依据......................................................................................................................32.2技术要求......................................................................................................................32.3精度要求......................................................................................................................52.4调查区坐标系统及起算依据.......................................................................................52.5成图规格......................................................................................................................6第三章地下管线探查...........................................................................................................73.1资料收集......................................................................................................................73.2仪器选择......................................................................................................................73.3探测工作的展开...........................................................................................................73.4金属与非金属管线的探测...........................................................................................73.5管线点编号及标注.......................................................................................................83.6探测技术......................................................................................................................83.7主要疑难管种与疑难地段的探测方法.......................................................................8第四章地下管线测量...........................................................................................................94.1一级GPS控制测量.......................................................................................................94.2高程控制测量..............................................................................................................114.3图根控制测量..............................................................................................................114.4管线点测量..................................................................................................................12第五章1：500带状地形图修补测...................................................................................135.1基本要求.....................................
