It was the first major railroad tunnel in the South and is 1,447 feet[1]/0.274 miles; 441 meters in length.
[2] Two historic events occurred here during the American Civil War; first the Great Locomotive Chase and second a battle between Union and Confederate forces during the Atlanta Campaign.
Andrews and company made it north of this location before they ran out of water and steam to run the locomotive, where they abandoned the train.
The second incident was a minor skirmish on May 6 and 7, 1864 between invading Union and Confederate forces.
Union forces were generally invading and securing the rail lines as they progressed towards Atlanta.