Foundations Soil mechanics 50 Design and construction 18 Piling (Civil engineering) 7 Testing 7 Engineering geology 6 Soil stabilization 6 Soil-structure interaction 5 Soils 5 Data processing 4 Mathematical models 4 Vibration 4 Arithmetic 3 Buildings 3 Elastic analysis (Engineering) 3 Load factor design 3 Rock mechanics 3 Structural analysis (Engineering) 3 Bridges 2 Building sites 2 Clay soils 2 Computer programs 2 Dams 2 Dwellings 2 Earth movements and building 2 Equipment and supplies 2 Excavation 2 Finite differences 2 Foundations and piers 2 Geosynthetics 2