Structural frames 59 Design and construction 17 Structural analysis (Engineering) 15 Mathematical models 9 Mathematics 9 Data processing 8 Standards 8 Steel, Structural 8 Plastic analysis (Engineering) 6 Structural design 6 Building, Wooden 5 Composite construction 5 Structural engineering 5 Capacity theory (Mathematics) 4 Power lawn mowers 4 Timber 4 Airframes 3 Asymptotic expansions 3 Earthquake resistant design 3 Girders 3 Reinforced concrete construction 3 Aluminum 2 Composite materials 2 Concrete beams 2 Earthquake engineering 2 Fatigue 2 Fibers 2 Fibrous composites 2 Lightweight construction 2 Mechanical properties 2