Tuscola & Saginaw Bay Railway

Reporting mark: TSBY
GLC - Shiawassee River Bridge (Shiawassee County, Michigan)
Built 1908
Warren deck truss with alternating verticals bridge over Shiawassee River on Great Lakes Central Railroad
Open to traffic

TSBY - Manistee River Bridge (Wexford County, Michigan)
Abandoned along with rail line ca. 1993
Abandoned warren deck truss with alternating verticals bridge over Manistee River on former Ann Arbor RR
Derelict/abandoned