Lake Superior & Ishpeming Railroad

Reporting mark: LSI
Coalwood Trail - Au Train River Bridge (Alger County, Michigan)
Built 1930
Closed-spandrel arch bridge over Au Train River on Coalwood Trail (formerly LS&I RR)
Open to pedestrians

LSI - Dead River Bridge (Marquette County, Michigan)
Built 1916
Deck plate girder bridge over Dead River on Lake Superior & Ishpeming Railroad
Open to traffic

LSI - Morgan Creek Trestle (Marquette County, Michigan)
Deck plate girder bridge over Morgan Creek on Railroad
Open to traffic

LSI - Presque Isle Ore Dock (Marquette County, Michigan)
Built 1911
Deck plate girder bridge over Lake Shore Blvd. on Railroad
Open to traffic