ETABS MODELING • Object Based Graphical Interface • Model Templates for Most Steel & Concrete Building Systems • Models Created Using Building Terminology • Beam/Column/Brace Frame Objects • Wall/Slab/Deck Shell Objects with Internal Meshing • Story Definitions using the Concept of Similar Stories • Common Labeling of Objects between Similar Stories • Complex 2D and 3D Shear Walls Interacting with Beams & Columns • Integrated Graphical Section Designer for Complex Frame Shapes • Editing with Move, Merge, Mirror and Replicate • Accurate Dimensioning with Guidelines and Snapping • Rigid, Semi-Rigid and Flexible Floor Diaphragm Definitions • Powerful Extrusion Command for Generating Ramps • Auto Line Constraints for Mismatched Wall Meshes • Quick Draw Options for Object Creation • Draw Command for Easily Adding Openings to Floors • Support for Multiple Coordinate Systems • Powerful Grouping and Selection Options • Automatic Generation of Code Lateral Wind and Seismic Loads • Automatic-Permutation of Wind Directions and Eccentricities • Transfer of Loads from Decks/Slabs to Beams and Walls • Vertical Area Loads in Any Shape or Configuration • Cracked Properties – Property Modification Factors • Gravity, Pressure and Thermal Loading • Wind Loading on Open Structures • Sequencing Allowing Adding or Removing Objects/Loads/Supports • Buildings with Base Isolation and Inter-Story Dampers ETABS ANALYSIS • Static/Dynamic Analysis for Frame and Shear Wall Buildings (N, P) • Response Spectrum Analysis with Eigen or Ritz Vectors (N, P) • P-Delta Analysis (N, P) • Automated Center of Rigidity Calculations (N, P) • Rigid, Semi-Rigid, Multiple and Flexible Floor Diaphragms (N, P) • Frame Objects Drawn as Members – Automatically Meshed (N, P) • Automatic Meshing of Decks/Slabs for Diaphragm Analysis (N, P) • Wall/Slab/Deck Modeled with Shell, Plate or Membrane Types (N, P) • Applied Force and Ground Displacement Loading (N, P) • Seismic Acceleration or Displacement Time History Analysis (N, P) • Wind Load Forcing Functions (N, P) • Explicit Panel-Zone Deformations (N, P) • Effects of Beam-Column Partial Fixity (N, P) • Construction Sequence Loading Analysis (N) • Frame Hinges for Axial, Flexural, Shear & Torsional Behavior (N) • Nonlinear Static Pushover Analysis (N) • Viscous Dampers (N) • Base Isolators (N) • Gap Object for Structural Pounding (N) • Nonlinear Time History Analysis with the Wilson FNA Method (N) • Large Displacement Analysis (N) • Sequential Construction Analysis (N) SEQUENTIAL CONSTRUCTION (N) • Model Effects of Construction or Demolition • Specify Active Structure by Stories or Groups • Geometric Nonlinear P-Delta and Large Displacements • Sequential Construction Load Cases for Design • User Defined Loading PUSHOVER ANALYSIS (N) • FEMA 273, ATC-40 • Force-Deformation Relations for Steel & Concrete Hinges • Modal, Uniform, or User Defined Lateral Load Patterns • Capacity Spectrum Conversions • Effective Damping Calculation • Demand Spectrum Comparisons • Performance Point Calculation • Summary Reports including Plastic Hinge Deformations ETABS DESIGN • Steel Frame Design for AISC-ASD & LRFD, UBC, British, Canadian, Italian and Euro Codes • Concrete Frame Design for ACI, UBC, British, Canadian, New Zealand, Indian, Mexican and Euro Codes • Composite Beam Design for AISC-ASD & LRFD, British and Canadian • Concrete Shear Wall Design for American, British & Canadian Codes • Automated Steel Joist (K or KCS) Selection • Design for Static and Dynamic Loads • Floor Vibration Analysis with Murray Damping • Automatic Calculation of Moment Magnification Factors • Automatic Calculation of K-Factors & P-Delta Effects • Steel Frame Design Offers Automatic Member Selection • Seismic Requirements for Special Moment-Resisting Frames • Automatic Tributary-Area Live Load Reduction • Graphical Section Designer for Complex and Built-Up Shapes • Special Moment Beam Types for Steel Frames • Virtual Work Based Optimization for Lateral Deflections • Camber and Stud Requirements for Composite Beams • Grouping for Design Envelopes • Designed for Biaxial-Moment/Axial-Load Interaction • Seismic Check of Beam/Column Joints in Concrete Frames • Automated Effects of Panel-Zone Deformations on Lateral Drift • Doubler Plate and Continuity Plate Design • Seismic Design for Concentric/Eccentrically Braced Steel Frames • Display of Reinforcing for Columns, Beams and 3D Shear Walls • Shored and Un-Shored Design for Composite Beams