南水北调中线施工控制网的布设

    Construction Control Network Layout of South-to-North Water Diversion Middle Line

    • 摘要: 以“南水北调中线一期工程干线(除京石段)首级施工控制网”为起算数据,采用河南省水利勘测总队提供的1/5000地形图为控制网布设规划用图,通过GPS控制网优化设计,布设了南水北调中线工程施工控制网,对观测数据进行处理,并进行了精度分析。

       

      Abstract: Based on the data of "First-Level Construction Control Network of First Phrase Project Main Line of South-to-North Water Diversion Middle Line(without the Beijing-to-Shijiazhuang section)",the 1/5000 topographic map provided by Water Conservancy Survey General Unit of Henan Province was made as control network layout plan map by this paper.By GPS control network optimization design,the Construction Control Network of South-to-North Water Diversion Middle Line Project was layouted,the survey data was processed and the precision was analyzed.

       

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