Nassau County

ACL St. Marys River Bridge   [Map]
Warren through truss bridge over St. Marys River on double railroad track of CSX Railroad
Open to traffic
Originally built for the Atlantic Coast Line Railroad
FCRD Amelia River Swing Bridge   [Map · Street View]
Polygonal Warren through truss bridge over Amelia River on First Coast Railroad (formerly Seaboard Air Line Railway)
Open to traffic
Built 1920 by the Virginia Bridge & Iron Co.
FCRD St. Mary's River Bridge   [Map · Street View]
Deck plate girder bridge over St. Mary's River on First Coast Railroad
Open to traffic
Built 1926 by the Mt. Vernon Bridge Co. for the Seaboard Air Line Railway
St. Mary's River Bridge   [Map · Street View]
Swing bridge over St. Mary's River on US 17
Open to all traffic.
Built 1927, rehabilitated 2005.