Chapter 1 Introduction
1.1 Rock and Its Mechanical Behavior
1.2 Dynamic Loading and Dynamic Behavior of Rock Masses
1.3 Numerical Modeling in Rock Engineering
1.4 Challenges in Discrete Element Modeling of Explosion Problems
Chapter 2 Mechanical and Dynamic Behavior of Rock Masses
2.1 Overview of Rock Masses
2.2 Mechanical Behavior of Jointed Rock Masses
2.3 Dynamic Response of Jointed Rock Masses
Chapter 3 Discrete Element Modeling
3.1 Review of Discrete Element Method
3.2 Comparison Between Continuum-based Method and DEM
3.3 The UDEC Code
3.4 Considerations in Dynamic Modeling by Using the UDEC
Chapter 4 Applications of UDEC for Static Problems
4.1 Application of UDEC in Rock Tunnel Support Evaluation
4.2 Application of UDEC in Modeling Hole-cutting in Deep Tunneling
4.3 Application of UDEC on Goaf Stability Under a Desert Expressway
4.4 Application of UDEC for Analysis of Large Rock Deformation
Chapter 5 Applications of UDEC for Rock Dynamic Problems
5.1 Mesh Distortion in Dynamic Modeling
5.2 Verification of UDEC in Modeling Wave Propagation Through Joints
5.3 Wave Transmission Across Multiple Joint Sets
Chapter 6 Applications of UDEC Blast Wave Through Rock Tunnels
6.1 Technology of Coupled UDEC and AUTODYN Modeling
6.2 An Example of Using the Coupled Method
6.3 UDEC-AUTODYN Hybrid Modeling a Field Explosion Test
6.4 UDEC-AUTODYN Hybrid Modeling of a Large-Scale Underground Explosion Test
6.5 Numerical Study on Tunnel Damage Subject to Blast-induced Shock Wave in Jointed Rock Masses
Chapter 7 3DEC Modeling of Slope Stability at Norwich Part Mine
7.1 Introduction
7.2 Computational Model and Rock Properties
7.3 Modeling Cases and Results
7.4 Conclusions
Chapter 8 3DEC Modeling of Wave Propagation in Jointed Rock Masses
8.1 2D Equivalence of 3D Plane Wave Propagation Across a Single Joint and a Joint Set
8.2 Determination of Mesh Size
8.3 Verification on 2D Equivalence of Plane Wave Propagation Across a Single Joint with 3DEC
8.4 Normally Incident P- and S-wave Across a Single Joint and a Joint Set
8.5 Obliquely Incident P-wave Across a Single Joint and a Joint Set
8.6 A Case Study
8.7 Discussion and Conclusions
