First Coast Railroad
Reporting mark: FCRD
FCRD - Amelia River Swing Bridge (Nassau County, Florida)
Built 1920 by the Virginia Bridge & Iron Co.Polygonal Warren through truss bridge over Amelia River on First Coast Railroad (formerly Seaboard Air Line Railway)Open to traffic
FCRD - St. Mary's River Bridge (Nassau County, Florida)
Built 1926 by the Mt. Vernon Bridge Co. for the Seaboard Air Line RailwayDeck plate girder bridge over St. Mary's River on First Coast RailroadOpen to traffic