Civil engineering and infrastructure repair in New Orleans after Hurricane Katrina Civil engineering and infrastructure repair in New Orleans after Hurricane Katrina Though Hurricane Katrina did not deal the city of New Orleans a direct hit on August 29, 2005, the associated storm surge precipitated catastrophic failures of the levees and flood walls. The Mississippi River Gulf Outlet ("MR-GO") breached its levees in approximately 15 places. The major levee breaches in the city include the 17th Street Canal levee, the London Avenue Canal, and the wide, navigable Industrial Canal, which left approximately 80% of the city flooded. While ownership, definition of requirements, operation and maintenance of the system belonged to the
1915 New Orleans hurricane the hurricane would eventually make landfall—were first issued by the Weather Bureau on the morning of September 28 and disseminated via telegraph and mail. That afternoon, a hurricane warning was issued for coastal regions of the Gulf of Mexico from Pensacola, Florida to New Orleans, Louisiana. Extensive efforts to communicate the imminent threat the hurricane posed began in earnest following the issuance of warnings for the area, with public interests being advised that the approaching storm could be stronger than the 1909 Grand Isle hurricane, which served as New Orleans' strongest documented tropical cyclone at the time. Warnings continued into