Rock mechanics 174 Congresses 71 Soil mechanics 52 Engineering geology 33 Mining engineering 12 Testing 12 Foundations 11 Rocks 11 Mathematical models 7 Mathematics 5 Environmental aspects 4 Fracture mechanics 4 Statistical methods 4 Tunneling 4 Data processing 3 Design and construction 3 Periodicals 3 Boundary element methods 2 Concrete 2 Dams 2 Elasticity 2 Environmental engineering 2 Excavation 2 Geology 2 Groundwater 2 Measurement 2 Mechanics, Applied 2 Numerical analysis 2 Piling (Civil engineering) 2 Plasticity 2