结合厦门翔安海底隧道A1合同段行车隧道大断面CRD工法施工监控量测配套技术的选用，介绍了大跨隧道CRD工法施工监控量测有尺和无尺结合、地表和洞内沉降结合、围岩压力和钢支撑应力与洞周变形相结合的变形量测与特征规律分析技术。

Taking the selection and application of the matching technologies for the monitoring and measurement of A1 contract section of Xiang'an subsea highway tunnel constructed by means of CRD method as project case, the authors present technologies for the deformation monitoring and regularity analysis of largespanned tunnels constructed by CRD method, which includes the combination of the traditional monitoring and measurement technology and the noncontact monitoring technology, the combination of the ground surface subsidence monitoring technology and the crown settlement monitoring technology, the combination of the surrounding rock mass pressures and steel rib stress monitoring technology and the convergence monitoring technology.