EGN-5439 The Design of Tall Buildings
ETABS Tutorial 1
Define New Model
• Choose “NO”
Building Parameters
• Columns 30”x30”
• Beams 24”x24”
• Shear walls:
–
–
–
Outer walls: 84”
Inner wall: 24”
Transverse wall: 8”
Shear Wall Preliminary Design
Define 1st Storey
• Choose “Grid Only”
– Model 1 Storey properly, run analysis, and check for any
improperly connected nodes.
Ready to Begin
Define Properties
•
•
•
•
•
Material Properties
Frame Sections
Slab/Wall Sections
Static Load Cases
Load Combinations
Material Properties
• Add new material
Frame Sections
• Add new Rectangular Sections
Add Beam
Add Wall Sections
• Always choose Shell for
walls/slabs.
• Membrane and Plate are
remnants from previous
versions.
Add Slab
Define Load Cases
• Self Weight is to be counted as
dead load.
Load Combinations
• DDL = Design Dead + Live
• SDL = Service Dead + Live
Draw Columns
Draw Beams
Delete Beam/Columns to Place Shear Walls
Draw Shear Walls
Draw Slab
Turn on Object Fill
Delete Slabs Inside Core
Draw Slabs Around Core
Mesh Slabs
Select Frame Elements Overlapping Shear Walls
Delete Overlapping Frame Elements
Apply Loading
Apply Loads
Run Analysis
• Run analysis and view animation looking for any disconnected
nodes/abnormalities.
• Resolve all errors before proceeding.
Replicate Stories
Edit Story Data
Modify Story Heights
Place Slab Above Core
Assign Loading to New Slabs
Run Analysis
View Bent B
Show Member Forces
Zoom in to Lower Stories
Right-Click on Lower Middle Column to View Forces