Columbus, IN. Online Offers. Columbus ( /kÉlÊmbÉs/) is a city in and the county seat of Bartholomew County, Indiana, United States. The population was 44,061 at the 2010 census, and the current mayor is Fred Armstrong.
In 1951, the U.S. Army Corps of Engineers began construction of the New Orleans Mississippi River Floodwall under the Dumaine Street Wharf. Between 1973 and 1992, 15 major sections were built at a cost of $30 million.
Written By: Typhoon NinaâBanqiao dam failure, catastrophic dam failure in August 1975 in western Henan province, China, caused by a typhoon (tropical cyclone). The ensuing floods caused more than 150,000 casualties, making it one of the deadliest typhoon disasters in history. 1  The Banqiao Dam had been built on the Ru River in the early 1950s as part of a flood-prevention and electricity-production program aimed at controlling the Huang He (Yellow River).