Ph.D. Thesis - Main text
Dr. scient. thesis Arild Palmström:
RMi - a rock mass characterization system for rock engineering purposes
University of Oslo, Norway; 1995
1.1 Outline of this work
2 Rock masses as construction materials
2.1 Rocks and their main features
2.2 Discontinuities in rock
2.3 Rock mass characterization for design and construction purposes
3 Collection of geo-data - limitations and uncertainties
3.1 Geo-data found before, during and after excavation
3.2 Some methods used in geo-data collection
3.3 Uncertainties and errors in geo-data collection
3.4 Summary
4 The combination of geo-data into a rock mass index
4.1 The structure of a rock mass index
4.2 Calibration of RMi from known rock mass strength data
4.3 Numerical values of the input parameters to RMi
4.4 Possible areas of application of the RMi
4.5 Discussion
5 Rock masses characterized by the RMi
5.1 On continuous and discontinuous rock masses
5.2 Zoning of the rock masses into structural regions
5.3 Principles in characterizing the variations in rock masses
6 The use of RMi in design of rock support for underground openings
6.1 Stability analyses and rock support design
6.2 Instability and failure modes in underground excavations
6.3 The main features influencing underground stability
6.4 RMi applied to assess rock support
7 RMi parameters applied in prediction of tunnel boring penetration
7.1 Factors influencing the TBM performance
7.2 Prediction models
7.3 The use of RMi parameters to characterize rock masses for TBM
8 Possible other applications of the RMi in rock mechanics and rock engineering
8.1 Applying RMi to determine the constants in the Hoek-Brown failure criterion
8.2 RMi used to evaluate shear strength of rock masses
8.3 RMi used in the input to ground response curves
8.4 RMi used for numerical ground characterization in the NATM
8.5 The use of RMi parameters in classification systems
8.6 A contribution to improved communication
8.7 Possible use of RMi in numerical models
9 Discussion and conclusions
9.1 On the layout of the RMi system
9.2 On the structure of the RMi
9.3 On the input parameters to RMi
9.4 On the variations and uncertainties in rock masses
9.5 Comparison between RMi and other methods used in rock engineering
9.6 The need for a 'language' in rock mechanics and rock engineering
9.7 Benefits and limitations application of the RMi system
9.8 Some concluding remarks
10 References
A2 On faults and weakness zones..... 18 pages
A3 Methods to quantify the parameters applied in the RMi...... 67 pages
A4 An investigation of the quality of various jointing measurements ...... 12 pages
A5 Using refraction seismic velocities to characterize jointing....... 15 pages
A6 Description of the tests and data used in the calibration of the RMi..... 13 pages
A7 Collected data on ground conditions and rock support in constructed
underground openings ............ 19 pages
A8 Collected data on ground conditions and TBM boring performance....... 6 pages
A9 A method to estimate the tangential stresses around underground openings ........ 7 pages
A10 Symbols used ......... 5 pages
Click here to see the complete table of contents in the Ph.D. thesis.
RMi - a rock mass characterization system for rock engineering purposes
University of Oslo, Norway; 1995
TABLE OF CONTENTS
Opening pages
Summary
1 Introduction1.1 Outline of this work
2 Rock masses as construction materials
2.1 Rocks and their main features
2.2 Discontinuities in rock
2.3 Rock mass characterization for design and construction purposes
3 Collection of geo-data - limitations and uncertainties
3.1 Geo-data found before, during and after excavation
3.2 Some methods used in geo-data collection
3.3 Uncertainties and errors in geo-data collection
3.4 Summary
4 The combination of geo-data into a rock mass index
4.1 The structure of a rock mass index
4.2 Calibration of RMi from known rock mass strength data
4.3 Numerical values of the input parameters to RMi
4.4 Possible areas of application of the RMi
4.5 Discussion
5 Rock masses characterized by the RMi
5.1 On continuous and discontinuous rock masses
5.2 Zoning of the rock masses into structural regions
5.3 Principles in characterizing the variations in rock masses
6 The use of RMi in design of rock support for underground openings
6.1 Stability analyses and rock support design
6.2 Instability and failure modes in underground excavations
6.3 The main features influencing underground stability
6.4 RMi applied to assess rock support
7 RMi parameters applied in prediction of tunnel boring penetration
7.1 Factors influencing the TBM performance
7.2 Prediction models
7.3 The use of RMi parameters to characterize rock masses for TBM
8 Possible other applications of the RMi in rock mechanics and rock engineering
8.1 Applying RMi to determine the constants in the Hoek-Brown failure criterion
8.2 RMi used to evaluate shear strength of rock masses
8.3 RMi used in the input to ground response curves
8.4 RMi used for numerical ground characterization in the NATM
8.5 The use of RMi parameters in classification systems
8.6 A contribution to improved communication
8.7 Possible use of RMi in numerical models
9 Discussion and conclusions
9.1 On the layout of the RMi system
9.2 On the structure of the RMi
9.3 On the input parameters to RMi
9.4 On the variations and uncertainties in rock masses
9.5 Comparison between RMi and other methods used in rock engineering
9.6 The need for a 'language' in rock mechanics and rock engineering
9.7 Benefits and limitations application of the RMi system
9.8 Some concluding remarks
10 References
APPENDICES
A1 On joints and jointing...... 13 pagesA2 On faults and weakness zones..... 18 pages
A3 Methods to quantify the parameters applied in the RMi...... 67 pages
A4 An investigation of the quality of various jointing measurements ...... 12 pages
A5 Using refraction seismic velocities to characterize jointing....... 15 pages
A6 Description of the tests and data used in the calibration of the RMi..... 13 pages
A7 Collected data on ground conditions and rock support in constructed
underground openings ............ 19 pages
A8 Collected data on ground conditions and TBM boring performance....... 6 pages
A9 A method to estimate the tangential stresses around underground openings ........ 7 pages
A10 Symbols used ......... 5 pages
Click here to see the complete table of contents in the Ph.D. thesis.
