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Tr 374 over Hurricane CR

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

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

Tr 374 over Hurricane CR in Montgomery County, Illinois, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 3 (serious condition) on the 0-9 scale.
It was built in 1900, making it 125 years old at the 2025 inventory.
It carries about 25 vehicles a day (traffic count year 2020).
Its listed owner is a town or township highway agency.
It is one of 10 of the 261 inventoried bridges in Montgomery County rated poor (3.8%); 10 (3.8%) 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
I-55 over Horse Creek	1972	31,350	Fair
I-55 and FRs over Horse Creek	1950	29,350	Fair
FAI 55 and FRs over Shop Creek Trib	1942	26,800	Fair
I-55 and FRs over Shop Creek	1943	26,800	Fair
I-55 over Three Mile Branch	1973	26,500	Fair
I-55 (NB) over Macoupin Creek	1972	14,400	Fair