侯西铁路跨线桥测量控制网建立及精度分析

On establishment of measurement control net for overpass bridge along Houma to Xi'an railway and its accuracy analysis

结合公路工程施工测量的概念,简单介绍了目前路桥施工单位进行导线点复核联测的步骤,针对侯西铁路跨线大桥测量控制网的建立作了具体阐述,并根据测量结果进行了精度分析,指出该桥导线精度完全满足桥梁施工要求。

Combining with the concept of the measurement for road projects construction,the paper introduces the steps for traverse point＇s rechecking for road and bridge enterprises,illustrates the establishment of measurement control net for overpass bridge along Houma to Xi＇an railway and its accuracy analysis,has the accuracy analysis according to the measurement results,and points out the traverse line accuracy of the bridge can meet the construction demands of the bridges.