Henry Flagler

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Bow Channel Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Bow Channel on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

Channel Five Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Channel Five on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

Channel Two Historic Bridge (Monroe County, Florida)
Built ca. 1912
Open-spandrel arch bridge over Channel #2 on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

FEC Bahia Honda Bridge (Monroe County, Florida)
Built 1912
Railroad through truss bridge over Bahia Honda Channel on the former Florida East Coast Railway
Derelict/abandoned

Kemp Channel Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Kemp Channel on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

Little Duck/Missouri Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Missouri-Little Duck Channel on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

Long Key Viaduct (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Long Key Channel on Florida East Coast Railway (prior to 1935), Old US 1 (up to replacement), and presently the Florida Keys Overseas Heritage Trail
Open to Pedestrians as part of the F.K.O.H.T.

Lower Sugarloaf Key Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Lower Sugarloaf Channel on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

Missouri/Ohio Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Ohio-Missouri Channel on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

Niles Channel Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Niles Channel on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail


Ohio/Bahia Honda Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over OHIO-BAHIA HONDA CHANNEL on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

Old Seven Mile Bridge (Monroe County, Florida)
Built 1912
Concrete Arch and Deck Girder bridge over Moser Channel on Old US 1 with a through truss swing span (removed), now used as a Fishing Pier and observation deck in Marathon


Rockland Channel Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Rockland Channel on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

Saddlebunch Keys Historic Bridge #4 (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Saddlebunch #4 Channel on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

Saddlebunch Keys Historic Bridge #5 (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Saddlebunch #5 Channel on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

Shark Channel Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Shark Channel on Closed-spaan old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

South Pine Channel Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over South Pine Channel on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

Spanish Harbor Channel Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Spanish Harbor Channel on an old alignment of the Overseas Railroad/Highway (US 1); presently future Florida Keys Overseas Heritage Trail
Derelict/abandoned

Tom's Harbor Channel Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Tom's Harbor Channel on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians

Tom's Harbor Cut Historic Bridge (Monroe County, Florida)
Built ca. 1912
Closed-spandrel arch bridge over Tom's Harbor Cut on an old alignment of the Overseas Railroad/Highway (US 1); presently the Florida Keys Overseas Heritage Trail
Open to pedestrians