Steel Frame Design Using Advanced Analysis

Department of Civil Engineering, Sejong University, Seoul, South Korea

Wai-Fah Chen

College of Engineering, University of Hawaii at Manoa, Honolulu, HI

5.1 Introduction 5-1

5.2 Practical Advanced Analysis 5-5

Second-Order Refined Plastic-Hinge Analysis • Analysis of Semirigid Frames • Geometric Imperfection Methods • Numerical Implementation

5.3 Verifications 5-16

Axially Loaded Columns • Portal Frame • Six-Story Frame • Semirigid Frame

5.4 Analysis and Design Principles 5-24

Design Format • Loads • Load Combinations • Resistance Factors • Section Application • Modeling of Structural Members • Modeling of Geometric Imperfection • Load Application • Analysis • Load-Carrying Capacity • Serviceability Limits • Ductility Requirements • Adjustment of Member Sizes

5.5 Computer Program 5-30

Program Overview • Hardware Requirements • Execution of Program • User Manual

5.6 Design Examples 5-36

Roof Truss • Unbraced Eight-Story Frame • Two-Story, Four-

Bay Semirigid Frame

Glossary 5-46

References 5-47

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