Old IL Rt. 121 Bridge over the Mackinaw River
Posted by: NoLemon
N 40° 26.360 W 089° 28.056
16T E 290712 N 4479445
This through truss bridge carried old IL Route 121 over the Mackinaw River.
Waymark Code: WMRDQ
Location: Illinois, United States
Date Posted: 09/25/2006
Views: 40
This bridge was built in 1932. In the 1970s, two new bridges were built along side of it. These new bridges eventually became part of Interstate 155 which replaced IL Route 121 in this part of the state. The bridge is still open to local traffic.
Bridge dimensions:
Main span length: 174.8 ft.
Total length: 600.9 ft.
Deck width: 23.9 ft.
Vertical clearance: 14.5 ft.
Parking Coordinates:: N 40° 26.314 W 089° 28.013
Length of Span: 174.8 ft.
Date Built: Not listed
www: Not listed
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Visit Instructions:
Log your find with a picture of the bridge with yourself or your GPS in the foreground. This shot does not have to be taken "on" the bridge. The shot should show the "truss" structure of the bridge as well.