GPS洞外控制网对隧道横向贯通误差影响的分析——以新建歌乐山隧道为例  

The analysis of influence on lateral error of transfixion in GPS tunnel construction control network——Taking new Geleshan Tunnel in Chongqing as an Example

作　　者：李建[1] 秦岩宾[2] 孙烨龙 

机构地区：[1]重庆工程职业技术学院地质与测绘工程学院,重庆400037 [2]成都理工大学地球科学学院,四川成都610059 [3]成都科远技术有限公司,四川成都610059

出　　处：《测绘工程》2012年第3期71-73,共3页Engineering of Surveying and Mapping

基　　金：四川省高等学校博士学科点专项科研基金课题(20105122110006)

摘　　要：论述GPS测量技术在新建歌乐山隧道施工控制网复测中的观测、数据处理及达到精度的具体应用,根据隧道洞外控制点复测成果对横向贯通误差进行估计。为GPS测量技术在长大隧道控制测量中应用积累一定的经验,并得出一些有益的结论与建议。The article discussed the GPS measurement technology in specific applications of observations, data processing and achieved accuracy on construction control network retest in new Geleshan tunnel. Made preliminary estimation on lateral error of transfixion and feasible conclusions about measurement resuit. Some experience was accumulated about the role of GPS measurement technology in the long tunnel control measurement and draw some useful conclusions and suggestion.

关 键 词：GPS 控制点 横向贯通误差 估计 

分 类 号：P228.4[天文地球—大地测量学与测量工程]