he U.S. Army Corps of Engineers installed its final blue roof Monday in New Orleans, Louisiana, as part of Operation Blue Roof emergency response for Hurricane Ida. In total, USACE installed more than 33,700 blue roofs across 25 parishes in support of the state of Louisiana and the Federal Emergency Management Agency. “I’m so proud to say we’ve installed our final blue roof and provided temporary relief to so many in need,” said USACE Hurricane Ida Response Team Commander Col. Zachary Miller. “We know survivors in southern Louisiana still have a long way to go to recover, but we were honored to play a small role in helping so many in their recovery efforts.”