钻孔地震波CT在盾构施工隧道勘探中的应用  

Application of Drilled Seismic Wave CT in Tunnel Shield Construction Prospecting

作　　者：孙广金 钟美娥 Sun Guangjin;Zhong Meie

机构地区：[1]中建材岩土工程江苏有限公司,江苏南京210001

出　　处：《江苏建材》2021年第4期43-45,共3页Jiangsu Building Materials

摘　　要：为准确探明原有建筑物桩基位置,选择合理的盾构路径与施工方案,应用弹性波地质CT技术对某滨江水环境提升利用工程盾构施工穿越避让地下障碍物进行勘探,并与瞬态面波法探测的浅层地基成果进行对比,验证了地震波CT探测的准确性,给出了推荐的盾构施工位置,保障了盾构施工过程安全,可供类似工程借鉴。In order to provide reliable position of existing pile foundation and choose reasonable shield route and construction scheme,elastic wave geology CT technology is applied in shield construction exploration of a riverside water environment increasing project.By comparison with the detection results of shallow foundation with transient surface wave method,the accuracy of seismic wave CT technology is verified,the shield construction location is recommended,the security of shield construction is ensured,which could be taken as reference for similar engineering.

关 键 词：钻孔地震波CT 瞬态面波 桩位探测 盾构施工 

分 类 号：U455[建筑科学—桥梁与隧道工程]