Element mining subsidence

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Table of contents

Chapter 1: State of the art in mining subsidence and building damage assessment
1.1 Mining subsidence caused by underground excavation
1.1.1 Underground extraction zone and ground mining subsidence
1.1.2 Mining subsidence in Lorraine
1.1.3 Methods of mining subsidence calculation
1.2 Building damage caused by mining subsidence
1.2.1 Behavior of building affected by subsidence
1.2.2 Building damage evaluation
Chapter 2: Improving the influence function method to take ground topographic variations into account in mining subsidence prediction
2.1 The influence function method
2.1.1 A widely used method
2.1.2 Principles of the influence function method
2.1.3 Characteristics of subsidence in flat terrain due to horizontal underground mining
2.2 Topography influence on subsidence
2.2.1 Data sources
2.2.2 Characteristics of the subsidence changed by the topography
2.3 Improving the influence function method
2.3.1 Element mining subsidence
2.3.2 Asymmetrical influence function
2.3.3 Full-scale subsidence
2.4 The usage of the developed code
2.4.1 Corrections from field data
2.4.2 The methodology of the developed code
2.5 Application cases
2.5.1 Case study 1
2.5.2 Case study 2
2.6 Conclusions
Chapter 3: Introducing structural mechanics into building damage assessment under mining subsidence
3.1 Plane framed structural model
3.1.1 The choice of the plane framed model
3.1.2 Structural model and its components
3.2 The choice of the matrix displacement method
3.3 Principle of the matrix displacement method for the analysis of a plane framed structure
3.3.1 Preparation of a structural model and the input data lists
3.3.2 Force-displacement relations of an element (mainly after Bao and Gong 2006, Leet et al. 2011)
3.3.3 Force-displacement relations of the structure
3.3.4 Output data
3.3.5 Verification
3.4 Building damage evaluation
3.4.1 Building damage evaluation depending on the internal forces
3.4.2 Kinematic analysis
3.5 Conclusions
Chapter 4: Case study – damage evaluation of Joeuf city due to mining subsidence
4.1 Overview of the city of Joeuf
4.2 Modelling of the mining subsidence in Joeuf
4.2.1 The topography in Joeuf
4.2.2 The iron mines under Joeuf
4.2.3 Mining subsidence computation
4.3 Definition of structural models for the buildings in Joeuf
4.3.1 Investigations about the buildings in Joeuf
4.3.2 Standardization of structural models
4.4 Damage evaluation of the buildings in Joeuf due to mining subsidence
4.4.1 The structural models with the influence of subsidence
4.4.2 The internal force criteria for building damage evaluation
4.4.3 Damage evaluation results in Joeuf
4.5 Conclusions
General conclusions and perspectives
Conclusions générales et perspectives
References