Is the Tombigbee River Man Made?

The Tennessee–Tombigbee Waterway (popularly known as the Tenn-Tom) is a 234-mile (377 km) man-made U.S. waterway built in the 20th century from the Tennessee River to the junction of the Black Warrior-Tombigbee River system near Demopolis, Alabama.

Is the Tombigbee waterway man made?

The Tennessee–Tombigbee Waterway, often called the Tenn-Tom, is a 234-mile man-made waterway that extends from the Tennessee River to the Tombigbee River connecting major inland ports from Paducah, Kentucky to Knoxville, Tennessee.

How was the Tombigbee built?

Construction began in December 1972 with the building of the Howell Heflin Lock and Dam (formerly Gainesville LD) at the southern end of the waterway. A total of 2.2 million cubic yards of concrete and 33,000 tons of reinforcing steel were used in building the 10 locks.