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U.S. Army 7100

About U.S. Army 7100

This American Locomotive Company (Alco) S2, producing 1,000 horsepower, was built for the United States Army. It was delivered to the Volunteer Ordinance Works in Chattanooga in September 1943. The 7100 was used by the Tennessee Valley Authority (TVA) after being retired by the army. It was acquired by the Southern Appalachia Railway Museum (SARM) in 1999. TVRM acquired the 7100 in a trade with SARM in 2019. The locomotive is currently stored out of service.


Locomotive: U.S. Army 7100

Locomotive Type: Diesel-Electric

Operators: U.S. Army, Tennessee Valley Authority, Southern Appalachia Railway Museum, Tennessee Valley Railroad Museum

Model: S2

Builder: American Locomotive Company

Date Built: 1943

Locomotive Weight: 230,00 lb

Prime Mover: ALCO 539T

Fuel: Diesel

Horsepower: 1,000 hp

Status: Stored Out of Service