【摘要】 沉管隧道是一种与传统隧道施工方法完全不同的新型隧道,沉管隧道的测量方法也与传统的隧道测量有很大的不同。为此文中就沉管测量中管段标定测量、测量塔棱镜标定、测量以及沉降观测中值得注意的几个问题进行了论述,并给出相应的计算公式,以供参考。更多还原

【Abstract】 The construction method of immersed tunnelsistotally different from that of conventional tunnels,and itssurvey method isalso quite different from that of conventional ones.Discussed here for reference are some problemsin pipe calibration surveying,calibrating of survey tower prism,survey and settlement observation which need attention.更多还原