Dakota Northern Railroad

Reporting mark: DN
DN - Park River Bridge (Walsh County, North Dakota)
Built 1907
Pony/through plate girder bridge over Park River on Dakota Northern Railroad
Open to traffic

DN - Pembina River Bridge (Pembina County, North Dakota)
Built 1914
Deck plate girder bridge over Pembina River on Dakota Northern Railroad
Open to traffic

DN - Tounge River Bridge (Pembina County, North Dakota)
Built 1899 by Keystone Bridge Company at an unknown location, later moved here
Pony/through plate girder bridge over Tounge River on Dakota Northern Railroad
Open to traffic