Video Of New Orleans 17th Street Levee Model Illustrates Preliminary Katrina Findings

... The US Army Corps of Engineers Hurricane Katrina Interagency Performance Evaluation Task Force (IPET) has released video footage of a small-scale centrifuge model of the 17th Street Canal. Made by researchers at Rensselaer Polytechnic Institute, the video illustrates the preliminary findings from the March 10 IPET status report, which indicated that the 17th Street levee may have slid on a layer of weak clay just beneath the peat that underlies the earthen structure. ...