CAJ | 학술논문

分析了悬索桥主缆架设测量的主要误差来源，提出了几种相应的改进方法。在主缆基准索股架设测量过程中，综合考虑测量误差，采取反推仪器高法修正仪器高量取误差；垂度测量时，采用上下安装棱镜的夹具工装，即通过测上下棱镜的标高，取其平均值推算出基准索股垂度；一般索股采用改进的相对基准索股法进行测量调整。上述方法在实际应用中获得了较好的结果，能满足主缆架设测量的精度要求，可供类似桥梁工程借鉴。
분석료현색교주람가설측량적주요오차래원，제출료궤충상응적개진방법。재주람기준색고가설측량과정중，종합고필측량오차，채취반추의기고법수정의기고량취오차；수도측량시，채용상하안장릉경적협구공장，즉통과측상하릉경적표고，취기평균치추산출기준색고수도；일반색고채용개진적상대기준색고법진행측량조정。상술방법재실제응용중획득료교호적결과，능만족주람가설측량적정도요구，가공유사교량공정차감。
Analysis of the source of error measurement of the suspension bridge main cable erection , put forward several methods .On the basis of considering error of measurement , Main cable of datum strand erection measurement , Take the method of back stepping instruments high correction instrument high measuring error;Sag measurement , Prism mounted with up and down of the tooling will be used, through measuring the fluctuation of the prism elevation .The average values calculated datum strand sag;General unit , using the improved method of datum strand for measurement adjustments .The above method obtained good results in practical application , Can satisfy the requirement of the main cable erection measurement precision , it can be Good model for similar bridge engineering .