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Ill 128(FAP 770) over Wilborn Creek

Moultrie County, Illinois · rated Fair in the 2025 National Bridge Inventory

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

Ill 128(FAP 770) over Wilborn Creek in Moultrie County, Illinois, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1980 and reconstructed in 2020, making it 45 years old at the 2025 inventory.
It carries about 2,300 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 88 of the 172 inventoried bridges in Moultrie County rated fair (51.2%); 16 (9.3%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Prestressed concrete multiple box beam
Length	about 58 ft
Location	1.25 Mi S Bethany Rd
NBI structure number	070003600000000
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Il 121(FAP 320) over Asa Creek	1986	6,500	Fair
Fap 320(IL 121) over Stream	1995	5,750	Good
Il 121 (fap 320) over Jonathan Creek	1967	5,700	Good
Il 121 (fap 320) over West Okaw River	1966	4,700	Poor
Fap 320 (il 121) over Dunn Branch	1969	4,600	Good
Ill 121(FAP 320) over Stream	1971	4,450	Fair