中文核心期刊
CSCD来源期刊
中国科技核心期刊
RCCSE中国核心学术期刊

重庆交通大学学报(自然科学版) ›› 2006, Vol. 25 ›› Issue (5): 17-20.

• • 上一篇    下一篇

关于苏通大桥墩身施工测量的精度分析

周西振,曹操   

  1. 河海大学土木工程学院,南京 210098
  • 收稿日期:2005-10-13 修回日期:2005-11-18 出版日期:2006-10-15 发布日期:2015-05-18
  • 作者简介:周西振(1963—) ,男,河南人,高级工程师,主要从事测绘工程教学与科研工作.

Accuracy analysis about pier shaft construction survey of sutong bridge

ZHOU Xi-zhen,CAO Cao   

  1. College of Civil Engineering,Hohai University, Nanjing 210098, China
  • Received:2005-10-13 Revised:2005-11-18 Online:2006-10-15 Published:2015-05-18

摘要: 在大型桥梁施工中,墩身的施工测量精度要求较高,本文就墩身施工测量中的极坐标法放样墩身模板的精度及测距三角高程法进行墩顶高程控制的精度、墩身轴线的定位精度以及对桥轴线加密控制网点的必要精度进行了精度分析与探讨.

关键词: 极坐标放样, 加密控制网, 测距三角高程, 坐标转换, 精度分析

Abstract: In the construction of big type bridge. require higher precision of pier shaft construction survey. the paper about precision of polar coordinates method setting out pier shaft mould board and precision of the EDM trigonometric leveling method carry through pier tip height control and positioning pr ecision of pier axis as well as needed precision of pass control point of bridge axis carry through accuracy analysis and discuss.

Key words: polar coordinates method setting-out, pass control net, the EDM trigonometric leveling , coordinate transformation;accuracy analysis

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