Black River Bridge Bascule bridge over Black River on 7th Street in Port Huron Open to traffic Built 1933
Black River Bridge Bascule bridge over Black River on 10th Street in Port Huron Open to traffic Built 1957
Comstock Road Bridge Lost Arch bridge over Black River on Comstock Road in Town of Grant Replaced by new bridge Built 1923; Replaced 1996
Fargo Road Bridge Concrete arch bridge over Oloughlin Drain on Fargo Road Open to traffic Built 1920
Frith Road Bridge Lost truss bridge over Pine River on Frith Road No longer exists Built 1914; replaced 2005
Indian Trail Road Bridge Pony truss bridge over Belle River on Indian Trail Road Open to traffic Built 1937
Military Street Bascule Bridge Lost Bascule Bridge over Black River on I-94/I-69 Business Loop in Port Huron Replaced by new bridge Built 1012-13; Replaced 1991
Rynn Road Bridge Concrete arch bridge over Oloughlin Drain on Rynn Road Open to traffic Built 1920
South Branch Mill Creek Drain Bridge Lost pony truss bridge over South Branch Mill Creek Drain on Arendt Road No longer exists Built 1927; replaced 2000
Speaker Road Bridge Pony truss bridge over South Branch Mill Creek Drain on Speaker Road Open to traffic Built 1908
St. Clair River Bridge Through truss bridge over St. Clair River on Westbound I-94 in Port Huron Open to traffic Built 1938; rehabilitated 1999
St. Clair Tunnel Tunnel under St. Clair River on Canadian National Railroad in Port Huron Closed to all traffic Built 1888-1891; Electrified 1907-1908; Electrification removed 1958: Tube sealed 1994
Trunk Line Bridge Lost Pratt through truss bridge over Pine River on Griswold Road in Near Kimball Replaced by new bridge Replaced 1990