半江子隧道岩体接触带施工风险分析与评估  

Construction Risk Analysis and Assessment at Rock Contact Zone of Ban Jiangzi Tunnel

作　　者：严中[1,2] 阳军生[2] 王飞[1] 易强 

机构地区：[1]安徽省交通规划设计研究院,安徽合肥230088 [2]中南大学土木工程学院,湖南长沙410075 [3]湖南汝郴高速公路建设开发有限公司,湖南郴州423000

出　　处：《公路工程》2012年第6期171-175,共5页Highway Engineering

摘　　要：以汝郴高速半江子隧道穿越地层存在的岩体接触蚀变带为研究对象,从施工安全方面综合分析了公路山岭隧道岩体接触带施工潜在的风险事件,在定性与定量结合的层面上,采用综合集成风险评估方法对半江子隧道岩体接触带施工风险进行评估,然后根据风险评估结果及风险监控动态反馈提出了相应的风险处理措施,保证了隧道岩体接触带施工安全。In this paper,according to the geological features of Ban Jiangzi Tunnel of Chenzhou to Rucheng highway rock contact zone,potential risk events during the construction of the rock contact zone are analyzed.In the combination of qualitative and quantitative level,methods of comprehensive integrated risk assessment are used for the assessment of risk construction of the rock contact zone.Finally,corresponding risk management measures which according to the results of risk evaluation and the risk monitoring dynamic feedback are proposed to ensure the construction safety of the rock contact zone.

关 键 词：隧道 岩体接触带 施工风险 风险评估 风险跟踪处理 

分 类 号：U455.1[建筑科学—桥梁与隧道工程]