Effects of Hurricane Katrina in New Orleans landfall in 2005, the project was between 60–90% complete with a projected date of completion estimated for 2015, nearly 50 years after authorization. Hurricane Georges in September 1998 galvanized some scientists, engineers and politicians into collective planning, "Scientific American" declared that "New Orleans is a disaster waiting to happen" in October 2001. However, even the most insistent calls from officials to evacuate ahead of Katrina did not warn that the levees could breach. On August 29th, 2005, flood walls and levees catastrophically failed throughout the metro area. Many collapsed well below design thresholds (17th Street and London Canals). Others collapsed
Effects of Hurricane Katrina in New Orleans of New Orleans on the Crescent City Connection bridge. The I-10 Twin Span Bridge traveling east towards Slidell, suffered severe damage; 473 spans were separated from their supports and 64 spans dropped into the lake. The long Lake Pontchartrain Causeway escaped unscathed but was only carrying emergency traffic. On August 29, at 7:40 a.m. CDT, it was reported that most of the windows on the north side of the Hyatt Regency New Orleans had been blown out, and many other high rise buildings had extensive window damage. The Hyatt was the most severely damaged hotel in the city, with beds