文档介绍：Structural Behavior of Steel
Chapter 6
National Steel Bridge Alliance
STEEL BRIDGE DESIGN HANDBOOK
Draft prepared for NSBA Review
by
Donald W. White
Professor
Structural Engineering, Mechanics and Materials
Prepared for
HDR Engineering, Inc.
School of Civil and Environmental Engineering
ia Institute of Technology
Atlanta, GA 30332-0355
e-mail: ******@
Phone: 404-894-5839
FAX: 404-894-0278
March 2006
Chapter 6
Structural Behavior of Steel
Table of Contents
1. INTRODUCTION ………………………………………………………………………….. 1
2. BEHAVIOR AND STRUCTURE TYPES ………………………………………………... 2
Rolled I-Section Stringer Systems ……………………………………………………... 2
General I-Section Stringer Systems ……………………………………………………. 3
Overview ………………………………………………………………………… 3
Fundamental Behavior of I-Section Stringer Systems ……………………….. 7
Integral Piers and Abutments ………………………………………………… 13
Temperature Movements ……………………………………………………... 15
Box-Section Stringer Systems ………………………………………………………… 16
Truss Bridges ………………………………………………………………………….. 21
Arch Bridges ………………………………………………………………………….. 24
Cable-Supported Bridges ……………………………………………………………... 28
General ………………………………………………………………………… 28
Suspension Bridges …………………………………………………………… 29
Cable-Stayed Bridges ………………………………………………………… 33
3. ELASTIC SYSTEM ANALYSIS, PONENT RESISTANCES …… 38
4. OVERALL SYSTEM BUCKLING VERSUS INDIVIDUAL MEMBER BUCKLING 42
Key Concepts ………………………………………………………………………….. 42
Lean-On Bracing Systems ……………………………………………………………. 45
General Consideration of System Stability Effects in Design ……………………….. 47
5. MEMBER BEHAVIOR AND DESIGN STRENGTH ………………………………….. 48
Tension Members ……………………………………………………………………… 48
Rolled or Built-Up Tension Members ……………………………………….. 48
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