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I-64 WB over Prairie Rd Abandoned UPR

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

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

I-64 WB over Prairie Rd Abandoned UPR in Washington County, Illinois, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
It was built in 1972 and reconstructed in 2002, making it 53 years old at the 2025 inventory.
It carries about 14,000 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 14 of the 234 inventoried bridges in Washington County rated poor (6.0%); 14 (6.0%) 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


Structure	Continuous steel stringer or multi-beam girder
Length	about 214 ft
Location	1.93 mi E of IL 127
NBI structure number	095005400000000
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
Fai 64 EB over Kaskaskia River	1971	15,500	Fair
Fai 64 WB over Kaskaskia River	1971	15,500	Fair
Fai 64 EB over Kaskaskia R Overflow	1969	15,500	Good
Fai 64 WB over Kaskaskia R Overflow	1969	15,500	Good
Fai 64 WB over Plum Creek	1969	15,500	Fair
Fai 64 EB over Plum Creek	1969	15,500	Fair