Military railroad bridge over Potomac Creek on the Richmond, Frederickburg & Potomac Railroad

A trestle railroad bridge built by the United States Military Railroad Construction Corps.

Military Railroad bridge over Potomac Creek.

Military railroad bridge over Potomac Creek on the Richmond, Fredericksburg & Potomac Railroad, built by the U.S. Military Rail Road Construction Corps, C.F. Nagle, supervisor. Photographed by Capt. A.J. Russell, chief of Photographic Corps, U.S. Military Rail Road.

Printed below image: "Total length, 414 feet. Height, 82 feet. Contains 204,000 feet timber board measure. Work begun Friday, May 20, 1864, at 5 A.M. Train passed over May 22d, at 4 P.M. Actual time of construction, 40 hours."