Friday, September 5, 2008
Pieces of the collapsed I-35W bridge are being laid out and studied at a site along the Mississippi River called the Bohemian Flats. (MPR Photo/Jim Bickal)
Cause of the collapse
Broadcast: Midday, 01/16/2008, 11:00 a.m.
As part of MPR's coverage of the I-35W bridge, Midday features a special report on the National Transportation Safety Board's investigation of the cause of the collapse.
Guests
Roberto Ballarini: Professor and head of the Department of Civil Engineering at the University of Minnesota.
Audio
- Cause of the collapse (program audio)
Photos
More from MPR
- NTSB investigators surprised by what they found (01/15/2008)
- Transport funding battle still looms in wake of NTSB findings (01/16/2008)
- I-35W bridge not the only one getting a second look (01/15/2008)








