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施工技术

沉管隧道钢端壳安装精度控制

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  • (1. 中铁隧道股份有限公司, 郑州 450003; 2. 聊城大学建筑工程学院, 山东 聊城 252059)
刘凯(1983—),男,河南新郑人,2009年毕业于西北工业大学土木工程专业,本科,工程师,现从事施工现场技术管理工作。

收稿日期: 2010-11-21

  修回日期: 2011-01-13

  网络出版日期: 2012-03-09

Control of Installation Accuracy of Steel End Shells in Construction of Immersed Tunnels

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  • (1. China Railway Tunnel Stock Co., Ltd., Zhengzhou 450003, China; 2. School of Civil Engineering, Liaocheng University, Liaocheng 252059, Shandong, China)

Received date: 2010-11-21

  Revised date: 2011-01-13

  Online published: 2012-03-09

摘要

为了采集到最接近钢端壳面板与翼板真实姿态的数据,保证钢端壳翼板与面板平面上的任意一点能够满足设计精度,结合广州生物岛—大学城隧道管段钢端壳施工实例,对钢端壳安装焊接施工工艺的经验与教训进行总结。通过采用精密的测量,恰当的焊接安装工艺,配以足够频率的测量监测,可实现在现场进行大型钢构件mm级精度的精密焊接安装。

本文引用格式

刘凯, 陈霞 . 沉管隧道钢端壳安装精度控制[J]. 隧道建设, 2012 , 32(1) : 99 -102 . DOI: 10.3973/j.issn.1672-741X.2012.01.017

Abstract

The lessons and experience learned in the installation of the steel end shells of ShengwudaoDaxuecheng immersed tunnel in Guangzhou are summarized. It is concluded that the installation of large steel members with the millimeter level accuracy can be realized by means of accurate measurement, correct welding and installation technology and enough monitoring.
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