(NewsNation) — The town of Carmel, Indiana, is bracing for the worst as erosion caused by historic flooding threatens its main sewage line. To buy itself time, the city has built a makeshift dam out of Sycamore trees and concrete.
The water main carries around 90% of the city’s waste. If it fails, it could send raw sewage directly into the state’s White River.
To slow the progression of the erosion, the city worked overnight to implement “Operation Beaver Dam,” which Carmel Mayor Sue Finkam says is working…