城市轨道交通灰岩质溶土洞处理监理技术探析  

Analysis on the Treatment and Supervision Technology of Limestone Karst Caves in Urban Rail Transit

作　　者：王洪涛 刘伟 WANG Hong-tao;LIU Wei(Xi'an Railway First Institute Engineering Consulting Management Co.,Ltd.,Xi'an 710065,China)

机构地区：[1]西安铁一院工程咨询管理有限公司,西安710065

出　　处：《价值工程》2024年第31期14-18,共5页Value Engineering

摘　　要：某市城际铁路W工区在建设过程中面临灰岩质地带的深厚淤泥、砂层、风化岩层等不利地质条件,通过对其施工监理工作的实践,介绍了在灰岩质地带铁路盾构施工前岩溶处理监理工作应重点注意的监理机构内部的组织建设、施工过程的风险评估与处置、监控量测定量评价风险及重视专家意见并做好专项应急救援预案等关键事项;对下穿城中村房屋密集区和既有铁路线等高风险区域的施工监理工作要点进行了阐述。During the construction process,the Intercity W Construction Zone in a city faced unfavorable geological conditions such as deep silt,sand,and weathered rock formations in the limestone zone.Through the practice of its construction supervision work,the railway shield tunneling in the limestone zone was introduced.The pre-construction karst treatment supervision work should focus on key matters such as the internal organization and construction of the supervision agency,risk assessment and disposal during the construction process,monitoring and measurement of risks,emphasis on expert opinions and preparation of special emergency rescue plans.The key points of construction supervision work in high-risk areas such as the Zhongcun housing-dense area and the Beijing-Guangzhou Line are explained.

关 键 词：灰岩 岩溶处理 补勘 监理工作 风险防范 风险管控 

分 类 号：TU42[建筑科学—岩土工程]