DB50T 771-2017 地下管线探测技术规范

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1、ICS93.020P13备案号：55954-2017DB50重庆市地方标准DB50/T771—2017地下管线探测技术规范Technicalspecificationsforundergroundpipelinesdetectionandsurvey2017-08-15发布2017-11-01实施重庆市质量技术监督局发布IDB50/T771-2017目次前言....................................................................................................................

2、.....................................IV1范围.........................................................................................................................................................12规范性引用文件............................................................................................

3、.........................................13术语和代号.............................................................................................................................................13.1术语.....................................................................................................

4、............................................13.2符号.................................................................................................................................................23.3代号...............................................................................................

5、..................................................24基本规定.................................................................................................................................................24.1一般规定.......................................................................................

6、..................................................24.2定位基准.........................................................................................................................................34.3技术要求.............................................................................................

7、............................................34.4工作内容与流程.............................................................................................................................55技术准备......................................