Design of Steel Structures

Design concepts and loadings for structural systems. Working stress, load and resistance factor strength design theories. Properties of structural steel. Design of tension members, beams, columns and beam-columns. Design of simple bolted and welded connections.

1. COMPOSITE BEAM DESIGN

• Types and Behavior of Composite Beams • Types and Behavior of Shear Connectors • Full versus Partial Composite Action • Composite Beams with Formed Metal Deck • Vibration Control of Composite Floors

2. BEAMS FOR COMBINED BENDING AND TORSION

• Review of Beam Design • Pure Torsion and Warping Torsion • Design of WF Beams with Bending and Torsion

3. PLATE GIRDER DESIGN

• Stability of Web Plate and Compression Flange • Flexural Strength • Shear Strength: Tension Field Action • Stiffener Design

4. STABILITY DESIGN

• Second-Order Analysis of Pin-Jointed System • Direct Analysis Method • Approximate Second-Order Analysis

5. SEISMIC DESIGN OF BUILDING STRUCTURES

• Seismic Design Philosophy, Seismic Force-Resisting Systems • Ductility, Force-Based Design Method, Seismic Performance Factors • Capacity Design Concept •

6. SPECIAL MOMENT FRAME (SMF) DESIGN

• Ductility Design, Capacity Design • Lessons Learned from 1994 Northridge Earthquake • Moment Connection Design; Reduced Beam Section Moment Connection

7. SPECIAL CONCENTRICALLY BRACED FRAME (SCBF) DESIGN

• Brace Cyclic Behavior, Types of CBFs • Stability Requirements • Bracing Connection Design • Beam and Column Design

8. ECCENTRICALLY BRACED FRAME (EBF) DESIGN

• Concept, Link Behavior, and Classification • Link Detailing • Capacity Design of Other Structural Elements