Spirit Lake Transfer Railway
BNSF - Arbor Street Overpass (St. Louis County, Minnesota)
Built 1914Concrete arch bridge over Arbor Street on DM&IR Railroad in DuluthOpen to traffic
CN - 108th Avenue Overpass (St. Louis County, Minnesota)
Built 1913, Bypassed 2015Deck plate girder bridge over 108th Avenue on Canadian National RailwayIntact but closed to all traffic
CN - Oliver Approach Bridge (St. Louis County, Minnesota)
Built 1910Deck plate girder bridge over CN Access Road on Canadian National RailwayOpen to traffic
CN - U.S. Steel Creek Tributary Bridge (St. Louis County, Minnesota)
Deck plate girder bridge over U.S. Steel Creek Tributary on Bypassed Canadian National RailwayIntact but closed to all traffic
Willard Munger Trail - CN Overpass (St. Louis County, Minnesota)
Built 1913Pony/through plate girder bridge over Abandoned Canadian National Railway on Willard Munger TrailOpen to pedestrians only