Building a Ballroom in the Sky Apr, 2008 By Brent Bonham, P.E., S.E. In Articles, Spotlight This article is currently only available in PDF format, please click the link to the top right. About the author ⁄ Brent Bonham, P.E., S.E.Brent Bonham, P.E., S.E., serves as Structural Engineering Quality Manager (bbonham@hntb.com) Prev Designing with Lightweight Concrete Next Creating a Risk Sensitive Environment