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Tr 109/OLD State R over Beaver Creek

Clinton County, Illinois · rated Poor in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Tr 109/OLD State R over Beaver Creek in Clinton County, Illinois, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1930, making it 95 years old at the 2025 inventory.
It carries about 75 vehicles a day (traffic count year 2020).
Its listed owner is a town or township highway agency.
It is one of 13 of the 190 inventoried bridges in Clinton County rated poor (6.8%); 13 (6.8%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings

Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.

Bridge	Built	Vehicles/day	Condition
Fai 64 over Trib to Queens Lake	1973	31,000	Good
Fai 64 EB over Sugar Ck Overflow	1971	15,500	Fair
Fai 64 WB over Sugar Ck Overflow	1971	15,500	Good
Fai 64 EB over Sugar Creek	1970	15,500	Fair
Fai 64 WB over Sugar Creek	1970	15,500	Good
Fai 64 EB over Sycamore Drainage Dt	1970	15,500	Good