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土工格栅加筋边坡稳定性分析

Acknowledgement第4-6页
摘要第6-7页
Abstract第7-8页
Chapter 1 Introduction第18-22页
    1.1 Preamble第18-19页
    1.2 Problem Statement第19页
    1.3 The Significance of Studying the Problem of Slope stability and Stabilization第19-20页
    1.4 Source of my Research第20页
    1.5 Scope and Objective of the Study第20-21页
    1.6 Research strategy第21-22页
Chapter 2 Literature eview第22-51页
    2.1 Introduction第22页
    2.2 Slope Stability第22-23页
    2.3 Fundamental Failure Mechanism第23-29页
        2.3.1 Ground Water第24-25页
        2.3.2 Slope Geometry第25-27页
        2.3.3 Geological Structure第27-28页
        2.3.4 Lithology第28页
        2.3.5 Cohesion and Internal friction angle第28-29页
    2.4 Types of Failure Modes第29-35页
        2.4.1 Plane Failure第30-32页
        2.4.2 Wedge Failure第32-33页
        2.4.3 Circular Failure第33-34页
        2.4.4 Toppling Failure第34-35页
    2.5 Factors Considered in the Assessment of Stability of Slope第35-38页
        2.5.1 Ground investigation第35-36页
        2.5.2 Most critical failure surface第36-37页
        2.5.3 Tension cracks第37页
        2.5.4 Submerged slopes第37-38页
        2.5.5 Factor of safety第38页
    2.6 Empirical Modeling第38-47页
        2.6.1 Rock Mass classification system第38-40页
        2.6.2 Bieniawski Rock Mass Rating (RMR)第40-44页
        2.6.3 Laubscher’s Rock Mass Rating (IRMR and MRMR)第44-46页
        2.6.4 Hoek and Brown’s Geological Strength Index (GSI)第46-47页
    2.7 Conventional ways to Stabilizing slope第47-51页
        2.7.1 Unloading第47-49页
        2.7.2 Berm第49页
        2.7.3 Drainage第49页
        2.7.4 Vegetation第49-50页
        2.7.5 Reinforcement第50-51页
Chapter 3 Numerical Modeling第51-57页
    3.1 Introduction第51-53页
    3.2 Fundamental Principles of the Finite Difference Method第53-54页
    3.3 Introduction of FLAC 3D第54-57页
Chapter 4 Slope Stabilization Using Geogrid第57-62页
    4.1 Introduction第57-58页
    4.2 Categories of Geogrid第58-60页
        4.2.1 Geo-Grid that improve Reinforcement第59页
        4.2.2 Base Reinforcement第59页
        4.2.3 Subgrade Improvement第59页
        4.2.4 Uniaxial Geogrid第59-60页
        4.2.5 Geogrid Reinforced Soil Retaining Walls第60页
        4.2.6 Geogrid Reinforced Slopes第60页
    4.3 Importance of Geo-Grid第60-61页
    4.4 Geogrid Applications and Functions第61页
    4.5 Material Properties in Design第61-62页
Chapter 5 Shiyan slope stability – Case study第62-71页
    5.1 Physical Geography第62-66页
        5.1.1 Geographic Location第62页
        5.1.2 Weather第62-63页
        5.1.3 Hydrology第63页
        5.1.4 Topography第63页
        5.1.5 Lithology第63-66页
    5.2 Geologic structure第66-67页
        5.2.1 Fold第66页
        5.2.2 Fracture第66-67页
    5.3 Neotectonic movement and earthquake第67页
        5.3.1 Neotectonic movement第67页
        5.3.2 Earthquake第67页
    5.4 Hydrogeological condition第67-68页
        5.4.1 Surface water第67-68页
        5.4.2 Groundwater第68页
    5.5 Unfavorable geologic process第68-71页
        5.5.1 Surface crack第68-69页
        5.5.2 Groove in slope surface and geogrid slacking第69-71页
Chapter 6 Slope stability and Evaluation第71-110页
    6.1 Introduction第71页
    6.2 Limit Equilibrium Method第71-87页
        6.2.1 Model Setup第73-74页
        6.2.2 Seepage calculation parameters第74-81页
        6.2.3 Method of Analysis第81页
        6.2.4 Stability Output and Results第81-87页
    6.3 Geosynthetics bearing capacity checking for geogrid reinforcement soil slope第87-97页
        6.3.1 Calculation basis for geosynthetics bearing capacity of geogrid slope第87-88页
        6.3.2 Geosynthetics reinforcement bearing capacity check for present slope (1) 71第88-93页
        6.3.3 Geosynthetics reinforcement bearing capacity check for present slope (2) 76第93-96页
        6.3.4 Geogrid reinforcement materials bearing capacity check calculation afterdewatering (1)第96页
        6.3.5 Geogrid reinforcement materials bearing capacity checking calculationafter dewatering (2)第96-97页
    6.4 Extract form a Study Conducted by Lizheng第97-99页
    6.5 Shear Strength Reduction Method第99-109页
        6.5.1 Model Setup第100-102页
        6.5.2 Method of Analysis第102页
        6.5.3 Output, Results and Discussion第102-109页
    6.6 Recommendations of Other Methods for the Slope Stabilization第109-110页
Chapter 7 Conclusion and Recommendations第110-113页
    7.1 Conclusions第110-111页
    7.2 Recommendations and Scope for future work第111-113页
        7.2.1 Recommendations第111-112页
        7.2.2 Scope for future work第112-113页
Reference第113-118页

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