| 崇启大桥主桥大跨度钢箱梁吊装测量控制 |
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| 引用本文： | 杨锐,罗友华.崇启大桥主桥大跨度钢箱梁吊装测量控制[J].现代测绘,2011,34(4). |
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| 作者姓名： | 杨锐 罗友华 |
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| 作者单位： | 1. 中铁武汉大桥工程咨询监理有限公司,湖北武汉,430050
2. 中交二航局二公司测量队,重庆,226262 |
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| 摘 要： | 本文主要介绍了崇启长江大桥主桥钢连续梁大节段整体安装的施工测量控制对水上大跨度构件安装施工中起重船舶定位及移动、吊装过程中的安全监控、精调位控制作了较详细的阐述;并对现场安装误差的消除及控制误差不累积作了叙述,为以后水上进行大型构件安装施工定位提供了可借鉴的技术方法。
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| 关 键 词： | 水上 大跨度梁 吊装 测量 |
The Surveying Control of Long Span Steel Beem Installation in the Main Part of Chongqi Bridge |
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| YANG Rui,LOU You-hua.The Surveying Control of Long Span Steel Beem Installation in the Main Part of Chongqi Bridge[J].Modern Surveying and Mapping,2011,34(4). |
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| Authors: | YANG Rui LOU You-hua |
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| Institution: | YANG Rui1,LOU You-hua2(1 Zhongtei Wuhan Major Bridge Engineering Consultancy & Supervision Co.,Ltd,Wuhan Hubei 430050,China,2 China Communications Second Navigational Bureau Second Engineering Co.,Congqing 226262,China) |
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| Abstract: | This paper has introduced the installation and surveying control of continuous steel beam in Chongqi Yangtze river bridge,we elaborated some main proceedings in the installation of large span component over water,which contains the hoist vessel positioning and mobile,safety monitoring during hoisting process and precise position control.Also,it discussed the elimination of site installation error and how to avoid error accumulation.Finally,it presented some appropriable technology in the installation of lar... |
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| Keywords: | over water long span beam lift survey |
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