【摘要】 本文通过永龙隧道A标段YK1+480～YK1+600段超前地质预报的应用实例,介绍了TSP203系统在永龙隧道超前地质预报工作中的应用,具体阐述了TSP203系统的基本原理及特点、数据采集、数据处理与分析、探测结论和围岩实际开挖情况对比分析。为确保隧道安全持续挖进,确定隧道施工工艺,合理变更设计和施工计划提供了依据。更多还原

【Abstract】 Through an application example for advanced geological forecast at Yonglong tunnel section A YK1+ 480～YK1 +600,it introduces TSP203 working system’s application in Yonglong tunnel advanced geological forecast and state basic principle with characteristics,data acquisition,data processing and analysis,the detection conclusion and surrounding rock actual excavation situation with analysis for TP203 system.Provide the basis on ensure tunnel safety with continue to digging,tunnel construction craft,reasonable design changes and construction plan.更多还原