FEATURES
30 Cutting-Edge Crossing
By Michael Stein, PE, Stephan Hollinger, SE, PE, Tony Diebold, PE, Ryan Schroeder, and Bruce Burt, PE
A steel pedestrian bridge in Oklahoma is the first of its kind in the U.S.
38 Keeping It Light
By Eric Reinsch, SE, PE
Libraries have hefty live loads, but creative design and detailing decisions gave one a stunning slender structure.
44 Research to Reuse
By Patrick Engel
A test bridge built for lab experiments was part of crucial seismic design discoveries. It’s now in service in a New York town.
53 Fabricator-Specific EPDs: Worthwhile?
By John Cross, PE
To conduct the best evaluation of a fabricator’s sustainability efforts, avoid fabricator-specific EPDs and focus on fabricator operations.
The Steel Conference
57 2025 NASCC: The Steel Conference Exhibitor List
The Steel Conference
89 Connect by Category Exhibitor Lists
COLUMNS
SteelWise
17 Dynamic Duo
By Hannah Valentine, PE
Steel frames with wood floors maximize both materials and contribute to speedy and sustainable designs.
Field Notes
21 Finding Footing
Interview by Geoff Weisenberger
Kimberly Guzman has found her place in structural engineering after shifting gears to it during college and navigating early career challenges.
Business Issues
24 Speaking the Same Language
By Nima Balasubramanian, AIA
Consider these tips to foster effective collaboration between architects, engineers, and fabricators on your next project.