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- tunnel surrounding rock mass 隧道围岩
- The influence of blasting vibration on existed adjacent underground chambers or surrounding rock mass of the tunnel under excavating is inevitable if the method of blasting is employed for excavation. 由于地下洞室主要采用钻爆法施工,不可避免地存在爆破开挖对邻近已开挖洞室和开挖洞室本身的影响问题。
- Shotcrete and rockbolts is an important method to reinforce the underground tunnel surrounding rock and ensure the stability of underground tunnel. 锚喷支护是加固水电工程地下室围岩、保障硐室安全的重要手段。
- Therefore, it shows that the uncertaity measurement model is effective, available and can be applied to classification of tunnel surrounding rock in underground engineering. 且方法科学合理，意义明确，为隧道围岩分级判别提供了一种新思路。
- surrounding rock mass around deep-buried tunnel 深部巷道围岩
- The four common surrounding rock mass classification methods,Q-system,RMR method,HC method,and BQ m. 采用Q系统、RMR分类、水电规范HC分类、国标BQ分类等4种常用围岩分类方法对该隧洞进行了围岩分类。
- The rockbolt support rapidly develops in recent years,Application in controlling in tunnel surrounding rock is also more and more broad,especially Australia-American-United Kingdom etc. 近年来锚杆支护技术快速发展,在巷道围岩控制中的应用也越来越广泛,尤其是在澳、美、英等锚杆支护技术先进国家。
- The results show that the differences of stability of surrounding rock mass are markable for dlfferent excavating sequences. 结果表明，不同的开挖顺序，对围岩的稳定性具有显著的影响。
- The influences of blasting vibration on the stability of surrounding rocks mass and concrete lining of existed adjacent chambers, or excavating tunnel and the grouted rockbolts are studied and analyzed in the thesis. 本文主要研究爆破振动对邻近地下洞室和本洞围岩稳定性、混凝土衬砌及砂浆锚杆的影响。
- ZHOU Xiao-pin,SUN Yun-lun,ZHANG Yong-xing,et al.Numerical analysis of the surrounding rock mass stability in dachnag tongking tin mine[J].Underground Space,2000,20(4):290-293. [7]周小平;孙运轮;张永兴;等.;大厂铜坑矿细脉带采场围岩稳定性数值分析[J]
- Analysis of relationship between joint condition and stability of surrounding rock of openings and mining areas is completed. Using CSIR geomechanical classification method,assessment on rock mass quality in the mine is provided. 根据矿区工程地质、水文地质和节理裂隙发育调查统计资料 ,矿区地应力测量和矿岩岩石力学性质试验结果等 ,采用CSIR地质力学分类方法 ,对矿区分布的主要岩组进行的岩体质量分级评价。
- Based on Block Theory, this paper ,though geological prospecting and tests, predicts 4 huge key blocks in the surrounding rock mass of underground powerhouse, the Three Gorges Project. 本文以块体理论为基础,预测三峡工程地下厂房围岩存在4个特大型关键块体。
- Fuzzy clustering analysis of tunnel surrounding rock classification 回采巷道围岩分类的模糊聚类分析方法
- As the shallow depth and poor geological conditions, the surrounding rocks are always soft, fragmentized or intensively disintegrated rock mass with partial pressure. 在浅埋条件下，地层的条件也相对较差，一般为软岩、破碎岩体或高风化岩体且带有一定的偏压。
- Damage Tensor and Deformation Analysis of Tunnel Surrounding Rock 损伤张量与巷道围岩变形分析
- lining support system for tunnel surrounding rocks 隧洞围岩-支护系统
- characteristics of surrounding rock mass 围岩特性
- pressure of surrounding rock mass 围岩压力
- classification of surrounding rock mass 围岩分类
- water infiltration of surrounding rock mass 围岩渗水
