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《Surveying and Mapping of Sichuan》 1995-04
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THE LAYOUT OF VERTICAL CONTROL NETWORK FOR LARGE BRIDGE CONSTRUCTION

Liu Chenglong(Southwest Jiaotong University)Qu Guowan(Guangdong Province Highway Engineering Company)  
According to the precision demands of vertical control for large bridgeconstuction, this paper calculated the necessary precision of vertical control network andput forward a layout and observation program for a certain large bridge construction.Through experiment in the field and data analysis, the optical micrometry method forriver-crossing leveling was proved to be of feasibility.
【CateGory Index】: U44
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