That's a good question --- I've looked for further information on this off-and-on myself. FWIW, that link notes that over 25,000 miles of track was shipped ove

That's a good question --- I've looked for further information on this off-and-on myself. FWIW, that link notes that over 25,000 miles of track was shipped overseas for the war effort. The specific example I am aware of was several counties/county seats connected to a small town was 94 miles in length.