Bridge collapses, road repairs, evacuations: How transportation agencies plan for large-scale traffic disruptions
- Written by Lee D. Han, Professor of Civil and Environmental Engineering, University of Tennessee
A structural crack on the I-40 Hernando de Soto Bridge in Memphis, Tenn., required an emergency repair in 2021.Tennessee DOT via Getty ImagesTwelve days after a portion of Interstate 95 collapsed in north Philadelphia during a truck fire, officials opened a temporary six-lane roadway to serve motorists while a permanent overpass is rebuilt. This...

