1 Introduction
1.1 Research Background and Significance
1.2 History and Present Study
1.2.1 Rheology Test for Rock
1.2.2 Constitutive Models of Rock Rheology
1.2.3 Creep Damage and Fracture of Rock
1.3 Further Research Issues on Rock Creep
1.4 Main Research Methods and Contents
1.4.1 Main Research Contents
1.4.2 Research Methods
1.5 Summary
2 Rock Creep under Uniaxial Compression
2.1 Conventional Tests of Rock under Uniaxial Compression
2.1.1 Rock Specimen Manufacturing and Sonic Wave Screening Testing
2.1.2 Mudstone Uniaxial Compression Test
2.1.3 Red Sandstone Test under Uniaxial Compression
2.2 Tests and Analysis of Rock Creep under Uniaxial Compression
2.2.1 Rock Triaxial Creep Disturbance Apparatus
2.2.2 Test Methods
2.2.3 Strain Measurement
2.2.4 Test Results and Analysis
2.3 Summary
3 Rock Creep Model under Uniaxial Constant Compression
3.1 Fundamental Theory of Damage Mechanics
3.2 Damage Model of Rock Axial Creep
3.2.1 Definition of Damage Variable
3.2.2 Damage Evolution Equations
3.2.3 Damage Threshold Value
3.3 Creep Hardening
3.4 Axial Creep Equation of Damage and Hardening under Uniaxial Compression
3.5 Damage Model of Rock Lateral Creep
3.6 Testing Verification of Creep Constitutive Equations
3.7 Summary
4 Creep Model under Stepwise Loading
4.1 Further Analysis of Creep Test Results
4.2 Further Testing Verification of Strain Hardening Effects
4.2.1 Instantaneous Test
4.2.2 Short-term Creep Test
4.2.3 Long-term Test
4.3 Constitutive Equation and Verification
4.3.1 Constitutive Equations
4.3.2 Validation of Constitutive Equation
4.4 Summary
5 Tests of Disturbance Effects on Rock Creep under Uniaxial Compression
5.1 Project Case of Disturbance Effects on Rock Creep
5.2 Tests and Analysis of Disturbance Effects on Rock Creep
5.3 Tests of Strain Limit Neighborhood and Disturbance Effects on Creep
5.4 Summary
6 Rock Beam Bending Test and Disturbance Effects on Creep
6.1 Bending Creep Test under One Static Load
6.1.1 Creep Test
6.1.2 Analysis of Bending Neutral Plane and Stress
6.2 Bending Creep Test under Static Stepwise Loading
6.3 Bending Creep Test under Continuous Disturbance
6.4 Tests of Bending Creep under Interval and Repetitive Disturbance
6.5 Disturbance Tests within Flexural Strength Neighborhood
6.6 Summary
7 Main Research Results and Conclusions
Acknowledgements
References