【摘要】 以三峡翻坝高速公路项目鸡公岭隧道工程为例,介绍了层析扫描成像技术(TRT)的基本原理、传感器布设与信号接收、数据处理方法等,并应用该技术进行施工地质预报。结果表明,TRT技术对隧道围岩级别与含水体的预报准确率较高,其预报成果可以满足安全施工的要求。更多还原

【Abstract】 Taking Jigong Hill tunnel as example,this paper introduces the basic theory,sensor arrangement,signal picking and data processing of true reflection tomography technology,as well as its application.The result shows that TRT does well in predicting the rock quality and water-bearing bodies,which can meet the needs of construction safety.更多还原