综合超前地质预报技术在阳宗隧道的应用研究  

Application of Comprehensive Advance Geological Prediction Technology in Yangzong Tunnel

作　　者：韩峰 Han Feng(China Railway 19th Bureau Group 3rd Engineering Co.,Ltd.,Shenyang 110000,China)

机构地区：[1]中铁十九局集团第三工程有限公司,辽宁沈阳110000

出　　处：《科学技术创新》2022年第13期108-111,共4页Scientific and Technological Innovation

摘　　要：为克服超前地质单一方法预报精度的不足,提出了以地质调查法为基础,长距离和中短距离相结合的多种物探法为主、超前钻探法验证的综合超前地质预报体系。结合昆明福宜高速阳宗隧道工程,对比分析综合超前地质预报技术的探测参数,获得了隧道掌子面前方围岩特征及地下水赋存状况。结果表明,该综合超前地质预报体系可以避免单一超前地质预报方法的局限性,有效发挥各自优势并相互验证,在复杂地质条件下隧道超前地质预报实践中具有可行性和准确性。In order to overcome the defect of insufficient prediction accuracy of single method of advanced geology.A comprehensive advanced geological prediction system is proposed,which is based on the geological survey method,based on a variety of geophysical prospecting methods combined with long-distance and medium and shortdistance,and verified by the advanced drilling method.Combined with the actual situation of Yangzong tunnel project of Kunming Fuyi expressway.By comparing and analyzing the detection parameters of comprehensive advance geological prediction technology,the characteristics of surrounding rock in front of the tunnel and the occurrence of groundwater are obtained.The comprehensive advance geological prediction system can avoid the limitations of a single advance geological prediction method,give full play to their respective advantages and verify each other.It is feasible and accurate in the practice of tunnel advance geological prediction under complex geological conditions.

关 键 词：复杂地质条件 预报精度 地质调查法 综合超前地质预报 

分 类 号：U452.11[建筑科学—桥梁与隧道工程]