Duluth & Northeastern Railroad

Reporting mark: DNE
CTRR - Lower Dunlap Island Bridge (Carlton County, Minnesota)
Deck plate girder bridge over St. Louis River on Cloquet Terminal Railroad
Open to traffic

Upper Dunlap Island Trail Bridge (Carlton County, Minnesota)
Deck plate girder bridge over St. Louis River on Local Trail (Former DN&E Railroad)
Open to pedestrians only