Ken Hover, professor of civil and environmental engineering at Cornell, is nationally known for his lifetime of research and teaching in the study of materials, particularly their durability in the real world of designing and constructing the national highway infrastructure.

In this Faculty Forum, Ken and moderator Glenn Altschuler discuss the state of the nation's highways and bridges, the efficacy of inspection, and the concerns raised by the recent rush-hour collapse of the Interstate 35 bridge over the Mississippi near Minneapolis.