Tunnel Hill State Trail

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Grassy Creek Bridge (Saline County, Illinois)
Deck plate girder bridge over Grassy Creek on Tunnel Hill State Trail
Open to pedestrians only

South Fork Saline River Bridge (Saline County, Illinois)
Deck plate girder bridge over South Fork Saline River on Tunnel Hill State Trail
Open to pedestrians only

Stonefort Railroad Overpass (Saline County, Illinois)
Pony/through plate girder bridge over US 45 and Tunnel Hill State Trail on CN Railroad (former Illinois Central)
Open to railroad traffic above and road and pedestrian/bicycle traffic below

Tunnel Hill State Trail - Belknap Bridge (Johnson County, Illinois)
Probably built 1906 by the King Bridge Co.
Wooden trestle over Cache River on the Tunnel Hill State Trail (originally Cairo and Vincennes Railroad), northeast of Belknap
Open to pedestrians and bicyclists only

Tunnel Hill State Trail - Breeden Trestle (Johnson County, Illinois)
Steel trestle on the Tunnel Hill State Trail (originally Cairo and Vincennes Railroad) over a branch of Little Cache Creek, southwest of Tunnel Hill
Open to pedestrians and bicyclists only

Tunnel Hill State Trail - Cache River Bridge (Pulaski County, Illinois)
Girder bridge over Cache River on Tunnel Hill State Trail
Open to pedestrians only

Tunnel Hill State Trail - Little Cache Creek Bridge (Johnson County, Illinois)
Built by the King Bridge Co.
Deck plate girder bridge over Little Cache Creek on Tunnel Hill Trail
Open to pedestrians and bicyclists

Tunnel Hill State Trail - Little Cache No. 1 Reservoir Bridge (Johnson County, Illinois)
Probably built by the King Bridge Co.
Deck plate girder bridge over Little Cache Creek on Tunnel Hill Trail just below the dam for Little Cache No. 1 Reservoir
Open to pedestrians and bicyclists

Tunnel Hill State Trail - Odum Hollow Bridge (Johnson County, Illinois)
Built 1910
Closed-spandrel arch bridge over a branch of Little Cache Creek on Tunnel Hill Trail downstream from Odum Tract Natural Area
Open to pedestrians and bicyclists

Tunnel Hill State Trail - Old Channel Cache River Bridge (Pulaski County, Illinois)
Built 1905 by the King Bridge Co.
Deck plate girder bridge over Old Channel Cache River on the Tunnel Hill State Trail at Karnak
Open to pedestrians and bicyclists only

Tunnel Hill State Trail - Tunnel Hill Tunnel (Johnson County, Illinois)
Tunnel on the Tunnel Hill State Trail (originally Cairo and Vincennes Railroad) under Tunnel Hill
Open to pedestrians and bicyclists only

Tunnel Hill State Trail - Vienna City Park Bridge (Johnson County, Illinois)
Built 1906 by the King Bridge Co.
Pony plate girder bridge on the Tunnel Hill State Trail (originally Cairo and Vincennes Railroad) over Little Cache Creek at Vienna City Park in Vienna
Open to pedestrians and bicyclists only

Unnamed Ditch Bridge (Saline County, Illinois)
Timber stringer bridge over an unnamed ditch tributary of South Fork Saline River on Tunnel Hill State Trail
Open to pedestrians only