American Institute of Steel Construction

NNoorrtthh AAmmeerriiccaann SStteeeell CCoonnssttrruuccttiioonn CCoonnffeerreennccee

22000077

IInnccoorrppoorraattiinngg tthhee AAnnnnuuaall SSttaabbiilliittyy CCoonnffeerreennccee 22000077

NNAASSCCCC:: TThhee SStteeeell CCoonnffeerreennccee

April 18-21, 2007 New Orleans, Louisiana, USA

Printed from e-media with permission by:

Curran Associates, Inc.

57 Morehouse Lane Red Hook, NY 12571

www.proceedings.com

ISBN: 978-1-60423-904-1 Some format issues inherent in the e-media version may also appear in this print version.

copyright 2007

American Institute of Steel Construction, Inc.

All rights reserved. This publication or any part thereof must not be reproduced in any form without

the written permission of the publisher.

The information presented in this publication has been prepared in accordance with recognized engineering principles and is for general information only. While it is believed to be accurate, this information should not be used or relied upon for any specific application without competent professional examination and verification of its accuracy, suitablility, and applicability by a licensed professional engineer, designer, or architect. The publi-cation of the material contained herein is not intended as a representation or warranty on the part of the American Institute of Steel Construction or of any other person named herein, that this information is suitable for any general or particular use or of freedom from infringement of any patent or patents. Anyone making use of this information assumes all liability arising from such use.

Caution must be exercised when relying upon other specifications and codes developed by other bodies and incorporated by reference herein since such mate-rial may be modified or amended from time to time subsequent to the printing of this edition. The Institute bears no responsibility for such material other than to refer to it and incorporate it by reference at the time of the initial publication of this edition.

NOTE: You will not find papers, photographs or biog-raphies for all participants in the program. Opinions expressed in the papers are the author’s, and not neces-sarily those of the sponsors.

American Institute of Steel Construction

North American Steel Construction Conference 2007

TABLE OF CONTENTS

Stability and Analysis Provisions of the 2005 AISC Specification ................................................ 1R. Shankar Nair

Building Retrofits: Breathing New Life Into Existing Building Structures.................................. 13Cliff Schwinger

Cable-Net Walls; Where Do I Even Start?....................................................................................... 23Kieran Kelly-Sneed, Aaron Mazeika

Case Study: Seismic Strengthening and Residential Conversion of 1960's Steel Moment Frame Office Building ........................................................................................................ 49

Tom Bouquet, Saiful Islam

Constructability: A Design Philosophy to Build On ...................................................................... 63David I. Ruby, Jay Ruby, Brian Volpe

Criteria for the Use of Cold-Bent Wide-Flange Shapes for Construction ................................... 69Reidar Bjorhovde

Current Practices in Technical & Safety Training ......................................................................... 86Rick Sullivan

Design of Steel Plate Shear Walls ................................................................................................... 91Michel Bruneau, Rafael Sabelli

Development of Innovative Long-Span Floor Systems for Multi-Story Residential Steel Construction .......................................................................................................................... 102

Devin H. Huber, Amit H. Varma

Engineering Ethics: You be the Judge, Parts 1 & 2 .................................................................... 116Arthur E. Schwartz

Evaluation and Modification of Open-Web Steel Joists and Joist Girders............................... 142James Fisher

Fracture and Fatigue Control in Steel Structures........................................................................ 158Stanley T. Rolfe

The New AWS D1.8 Structural Welding Code - Seismic Supplement ....................................... 190Duane K. Miller

New Uses for Old Buildings - The Design and Construction of the 46-story Hearst Tower in Manhattan, New York ...................................................................................................... 204

Yoram Eilon, Ted Totten

Overview of the New AISC Design Guide: Façade Attachments to Steel Frame Buildings .......................................................................................................................................... 219

James C. Parker

Plank and Steel Issues ................................................................................................................... 229Dennis Bachman

Safe Handling and Erection of Steel Joist and Joist Girders ..................................................... 242Perry S. Green, Carl Pugh Jr., Walter Worthley

SCBF Gusset Plate Connection Design........................................................................................ 266Dawn Lehman, Charles W. Roeder

Seismic Resistant Steel Structures: What a Steel Fabricator or Erector Should Know When Estimating Cost ......................................................................................................... 283

Patrick M. Hassett

Self-Centering Energy Dissipating (SCED) Seismic Bracing ..................................................... 291Robert Tremblay

Shakedown and Plastic Analysis of Steel Beams and Frames .................................................. 312Ted Galambos

Shelburne Athletic Club ................................................................................................................. 326Larry W. Jeffords

Stability Design of Steel Buildings A New Approach - The Direct Analysis Method ............... 338Lawrence G. Griffis

Stability Design of Steel Buildings: Highlights of a New AISC Design Guide.......................... 358Lawrence G. Griffis, Donald W. White

Studies of Earthquake-Resistant Buckling Restrained Braced Frame Systems...................... 387Larry A. Fahnestock, James M. Ricles, Richard Sause

What Detailers Should Know About Deck .................................................................................... 418John Cooper

Wind Design and the Role of Wind Tunnel Tests in Hurricane Prone Areas............................ 420Peter A. Irwin

Author Index