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The Deflection Control of Large Span Cantilever Construction Bridge
Author(s): 
Pages: 62-64
Year: Issue:  2
Journal: HYDROGRAPHIC SURVEYING AND CHARTING

Keyword:  连续箱梁悬臂施工几何水准测量挠度测量温差;
Abstract: 挠度测量是箱梁悬臂施工控制的一项重要内容,目的是为施工提供每一个箱梁阶段准确的立模标高,为保持桥梁线形和顺利合龙打下基础,但挠度测量的影响因素比较复杂.从挠度测量的方法、测控点的埋设、影响因素、外业采集的数据等方面进行了分析.
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