Flooding from rising sea levels is nothing new to South Carolina’s largest city. In the 1830s, the mayor offered a $100 gold medal to anyone who could come up with a solution. No one ever did.
After discarding both the low and second-low bids, the city of Dallas has decided to start over with a competition for a big drainage-tunnel prime contract in the Trinity River watershed in the east section of the city.
On Aug. 29, 2005, Hurricane Katrina winds pushed water from Lake Pontchartrain into New Orleans’ three major drainage canals, putting pressure on floodwalls-topped levees that failed to withstand the load of the water.