River dyke failure modeling under transient water conditions

Centrifuge modelling of ground improvement for double porosity clay

Imprint

Foreword

Acknowledgments

Contents

Kurzfassung

Abstract

1 Introduction

1.0 Motivation

1.1 Context of research

1.2 Aims, methodology, and structure of the study

2 Literature review

2.0 The challenge: landfills and ground improvement

2.1 Double porosity soil

2.2 Mining waste landfills in the Czech Republic

2.3 Centrifuge modelling

3 Laboratory testing

3.0 Material

3.1 Parameter tests

3.2 Mini centrifuge tests

3.3 Material preparation method for large centrifuge tests

3.4 Oedometer testing to establish effect of saturation ratio on onedimensional compression

3.5 Summary

4 Centrifuge testing

4.0 Introduction

4.1 Series 1: Scoping tests

4.2 Series 2: Embankments

4.3 Series 3: Sand compaction piles (SCPs)

4.4 Series 4: Dynamic compaction

4.5 Discussion of centrifuge modelling challenges

5 Discussion

5.0 Introduction

5.1 Implications for the soil structure

5.2 Foundation tests

5.3 Effect of ground improvement measures

5.4 Performance in practice - recommendations

6 Conclusions and outlook

6.0 Summary of experimental conclusions

6.1 Outlook and recommendations

7 References

8 Appendix 0: Lists of Figures and Symbols

8.0 List of Figures

8.1 List of Symbols

9 Appendix 1: Data plots

9.0 Series 1

9.1 Series 2

9.2 Series 3

9.3 Series 4

9.4 Chapter 5

10 Appendix 2: Positions of PPTs after centrifuge tests

Curriculum Vitae