综合物探方法在公路隧道无损检测中的应用  

Application of integrative geophysical methods to nondestructive detect of highway tunnel

作　　者：皮开荣[1] 谭天元[1] 

机构地区：[1]国家电力公司贵阳勘测设计研究院工程物探测试分院,贵州贵阳550002

出　　处：《物探装备》2005年第3期207-209,共3页Equipment for Geophysical Prospecting

摘　　要：该文介绍了公路隧道无损检测的综合物探方法,通过运用地质雷达检测混凝土初衬、二衬厚度、缺陷及锚杆、工字钢数量,回弹法检测二衬混凝土强度,声波反射法检测锚杆长度、密实度,评价施工质量,为控制施工质量起到了积极作用。The paper presented the nondestructive detect of highway tunnel by integrative geophysical methods： using geological radar to detect the thickness and defect of primary and secondary steining cements and the numbers of anchor pole and I-steel; using bounce-back method to test the strength of secondary steining cement; using sonic reflection to test the length and density of anchor pole and to appreciate the quality of construction, which play active role in control the quality of construction.

关 键 词：隧道 无损检测 地质雷达 回弹 声波反射法 综合物探方法 公路隧道 混凝土强度 应用 锚杆长度 

分 类 号：U456[建筑科学—桥梁与隧道工程]