Lost 1863

ET&G - Loudon Bridge (Loudon County, Tennessee)
Built ca 1850; Arson planned, but never attemped due to being well-guarded November 8th, 1861; Burned by retreating Confederates September 1st, 1863
Lost Howe through truss bridge over Tennessee River on East Tennessee & Georgia Railroad
Arsoned by retreating Confederates September 1st, 1863

Newkirk Viaduct 38-51-04x (Philadelphia County, Pennsylvania)
Built 1847; destroyed by fire 1863
Lost Through truss bridge over Schuylkill River on Road & railroad
Destroyed by fire & replaced

Old Big Black River Railroad Bridge (Warren County, Mississippi)
Lost Bridge on Railroad
Burned by Confederate troops to prevent Union forces from crossing

Rush Street Swing Bridge (Old) (Cook County, Illinois)
Built 1856 as the first all-iron bridge in Chicago, destroyed 1863
Lost swing bridge over Chicago River on Rush Street
Replaced by a new bridge