危岩体

危岩体一般处于非稳定或极限平衡状态，在诱发因子积累到一定量之后，就会发生崩塌事故。

Potential unstable rock mass is generally in the unsteady or limit equilibrium state . When the predisposing factors accumulated to a certain amount , the collapse will happen .

危岩体的卸荷裂隙使得危岩体逐渐与母岩分离，随着时间推移，必然发生崩塌。

As time goes by , potential unstable rock mass will be separated from parent rock by the unloading crack and the rock fall will certainly happen .

采用离散元分析软件UDEC对影响危岩体稳定性的裂隙水压进行分析。

We analysis the influence the stability of unstable rock fracture water pressure used soft of UDEC .

变形体和危岩体主要分布在1000m高程左右，岩性主要为二叠系下统角砾状灰岩、石英角砾岩等分布地带，少量发育在震旦系白云质灰岩中；

Distortion and dangerous rock mass is distributed in the area at 1000m which lithology is limestone of Sinian and breccia of Permian .

通过总结高边坡危岩体处理快速有效的施工方法，使SNS防护系统在类似工程中得到推广。

A rapid and effective construction method for risk rock mass treatment in high slope is summarized and the SNS flexible protection system can be widely used in the similar projects .

高边坡危岩体爆破及其控制技术

Blasting and Controlling Techique of High and Steep Rock Slope

基于极限分析上限法的危岩体崩塌稳定性分析

Stability analysis of unstable rock collapsing based on limit analysis upper bound method

危岩体失稳运动特征与工程防治对策研究

Research on Unstable Failure , Movement Characteristics and Countermeasures of Dangerous Rock Mass

危岩体柔性网络锁固治理研究

Locking reinforcement of dangerous rocks with flexible network

危岩体有三种可能的破坏模式：座滑、顺层滑动、倾倒。

The possible unstable modal is collapsing-slip , along level slip , slip , toppling .

受构造裂隙切割，危岩体形成较大的板状体和柱状体。

Cut by the fissures , the dangerous rock formation of a large plate or cylindrical shape .

柔性防护系统在水电站危岩体治理中的应用

Application on a flexibility protection system in the dangerous rock 's theatment in a water power station

这些特殊的危岩体属于地质遗迹，具有稀有性、珍贵性、脆弱性及不可再生性。

These are the geological heritage obviously , as there are scarce , precious , fragility and non-renewable .

危岩体崩滑对航道影响及滑坡涌浪特性研究

The effect of rockfall and landslide on channel and the study on the characteristics of surge generated by landslide

对山坡危岩体及孤石破坏类型的危险性和危害程度分区段进行评价；

An subregional evaluation is made on destruction fatalness and destructiveness of mountain slope dangerous rock mass and boulder stone .

雅砻江锦屏一级水电站坝区右岸高位边坡危岩体稳定性研究

Study on stability evaluation of unstable rock masses on right bank high altitude slope in the first stage Jinping Hydropower Station

指出危岩体破坏的可能性及采取防范措施的必要性。

In order to predict and prevent the rock avalanche and landslide in dangerous rock body area , some emergency measures must be taken .

以板岩山危岩体治理为实例，提出了危岩体治理的柔性网络锁固方法。

Based on the practical example of controlling dangerous rocks at the slate mountain , the locking reinforcement approach with flexible network is proposed .

康定县地质灾害类型众多，主要有滑坡、泥石流、不稳定斜坡（崩塌危岩体及滑坡变形体）等。

Landslide , debris flow , unstable slope ( rockfall and landslide plasmodium ) are the main types of geological hazards in Kangding county .

以危岩体目标稳定系数和在设定荷载组合下的稳定系数之差为依据进行危岩锚固及支撑研究，建立了相应的计算公式。

Using stability coefficient difference between at present and at known state , the authors make support and anchorage research , and further establish relative formulas .

所得成果为危岩体防治时冲击能量的确定提供了依据，提出危岩体整体防治的新的可行方法，对坡面地质灾害的防治有实际意义。

New feasible method is put forward for the whole treatment of potential unstable rock mass , which has a practical significance to the prevention of slope geohazard .

认为危岩体的形成是在构造断裂、软层临空卸荷等基础上底部采煤工程地质作用的结果；

It formed by the geological engineering activities of coal-mining at the bottom on the basis of structural faults , weak beds and unloading on margins hanging in the air .

如何以最合理的处理措施达到提高危岩体的处理速度、节约处理费用，在确保危岩体处理质量的同时取得较大的经济效益和社会效益。

How to take the most reasonable treatment measures to quicken treatment speed for risk rock mass , save cost , ensure treatment quality and gain better economic and social benefits is also presented .

石窟窟区岩体节理裂隙极为发育，节理裂隙与岩层层理相互切割，形成了板状、片状等倾向临空方向的危岩体。

Rock formation in the grottoes generate many joints and fissures , and joints and fissures and strata bedding cut mutual , therefore formed dangerous rock mass like plate and sheet to the direction of overhead .

阐述了研究区危岩体的防治措施，并对研究区危岩体提出了简单的治理措施建议。

The evaluation method is very simple and practical . ( 6 ) Elaborated the countermeasures of the dangerous rock masses in the study area , and put forward treatment measure suggestions for the potential unstable rock masses .

作用在危岩体上的荷载主要有自重、裂隙水压力和地震力，其中裂隙水压力包括天然状态和暴雨条件下的裂隙水压力，可构成3种荷载组合。

Loads on unstable rock mass usually include weight , fissure water pressure , and earthquake force , of which fissure water pressure exists in natural condition and rainstorm condition respectively , and three load combinations are made .

随着软弱基座差异性风化的进一步发展、崖腔进一步扩大、卸荷裂隙逐渐连续贯通，危岩体将失去稳定产生崩塌。

The further development , the cliff cavity makes decent which along with the weak base difference further expands , the discharge crevasse continuously links up gradually , the danger crag body will lose stable and lead to avalanche .

本文通过对楔形滑体的稳定性分析评价了加固方案的合理性，着重叙述了对临海边坡各类危岩体的加固处理方法，同时对加固效果作了较为详尽的分析。

The rationality of reinforcement measures was evaluated by analyzing the stability of the sliding wedge body , the consolidation methods for coast slope with various kinds of potentially dangerous rock mass was described , a detailed description of the consolidation effectiveness as well .

根据地勘报告和现场调查，本工程地质灾害的主要表现形式为滑坡和崩塌，因此有必要对滑坡体和危岩体进行综合治理工程研究；

Through these studies and analysis , following conclusions could be drawn : ( 1 ) It is necessary to study on harness engineering of landslide and dangerous rock since the main representations of this geological hazard are landslide and dangerous rock through geological investigation ;

本文从详实的现场调查资料着手，对危岩体的危害性进行了详细的分析、计算论证，并提出了具体的拦截、支挡和镶补沟缝等切实可行的防治措施。

Based on the detailed data of field investigation , the detailed analysis , calculation and demonstration for the harmfulness of dangerous rock massive are carried out , ant two feasible controlling measures , interception and support as well as mounting the fractures , are presented .