运营高铁沉降监测概述.pdf

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1、贵广高铁沉降监测实施方案湖北国铁高科工程检测有限公司2017年07月专业文档供参考，如有帮助请下载。前言..............................................................................................................................................-3-一、工程概况...........................................................

2、...................................................................-3-二、路基、桥涵、隧道及其连接过度段沉降观测..................................................................-3-1、精密水准、精密三角高程测量.......................................................................................

3、.....-5-1)沉降变形监测工作内容................................................................................................-5-2)沉降变形监测工作网测设..............................................................................................-5-(1)基准点、工作基点的布设...................

4、................................................................-5-(2)沉降变形监测工作网测量.....................................................................................-6-3）沉降变形监测网点的布设................................................................................

5、............-7-(1)路基段沉降变形监测点的布设.............................................................................-7-(2)桥涵沉降变形监测点的布设.................................................................................-8-4）沉降变形监测网的测量........................................

6、......................................................-11-（1）主要技术要求....................................................................................................-11-（2）路基段、过度段、桥涵沉降变形监测点测量................................................-12-(3)桥梁段沉降变形监测点测量..

7、............................................................................-13-（4）隧道段沉降变形监测点测量............................................................................-16-2、液体静力水准测量.............................................................................

8、.................................-16-1）静力水准仪测量沉降的原理......................................................................................-16-2）系统组成...................