FEATURES

24   Steel Transformation
By Michael Wood, PE, and Michael Cropper, PE
Incorporating steel framing in a concrete building renovation project allowed for major structural changes, including a relocated elevator core and a five-story addition.

32   Collaboration in Action
By Keely Matson, PE, Rich Schoedel, PE, and Jacob O’Brien, PE
Swift emergency repair response and a strong partnership saved two crucial bridges in Colorado and yielded an innovative repair strategy.

40   Hitting Top Speed
By Jerod Johnson, SE, PhD, and Sean Thompson, AIA
A steel frame for a parking structure worked around tight jobsite constraints and used a time-saving connection tool to stay ahead of a short delivery schedule.

46   Breaking Through
Interview by Matthew Haaksma
A welding program for deaf students is helping them find their place in the trade industry and giving them the skills to thrive.

52   Letting Sparks Fly
AISC’s 17th annual SteelDays featured multiple welding competitions, a New York City steel building series, and much more.

COLUMNS

SteelWise
14   Composite Column Central
By Mark Denavit, PE, PhD
An updated AISC design guide is a comprehensive reference for composite column design and unveils a new user-friendly design tool.

Field Notes
18   Sustained Success
Interview by Geoff Weisenberger
Jerry Hajjar once planned to spend his entire career as a practicing engineer, but an affinity for research pulled him into academia, where he has found a passion for sustainability, resilience, and earthquake engineering.

Business Issues
20   Lock in on Labor Hours
By John Schuepbach
Focusing on net profit per labor hour will give steel fabricators and erectors the clearest picture of business success.

Quality Corner
22   Don’t Waive Goodbye
By Larry Muir, PE
The costs and complications of third-party inspections often outweigh perceived savings from waiving an AISC certification requirement.

The Last Word
66   Pointing to Progress
By Thomas W. Smith