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Fap 328 (US 45) over Buck Creek

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

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

Fap 328 (US 45) over Buck Creek in Clay County, Illinois, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 2008, making it 17 years old at the 2025 inventory.
It carries about 5,100 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 60 of the 167 inventoried bridges in Clay County rated fair (35.9%); 24 (14.4%) 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	Continuous steel stringer or multi-beam girder
Length	about 116 ft
Location	3 Mi N US 50 Jct
NBI structure number	013004100000000
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Fap-327 (US-50) over Stream	1969	5,200	Fair
Fap 328 (US 45) over Grove Creek	2009	5,200	Good
Fap-327 (US-50 EB) over Elm River	1965	4,950	Fair
Fap-327 (US-50 WB) over Elm River	1965	4,950	Fair
Fap-327 (US-50) over Cxst RR	1969	4,600	Fair
Fap 328 (US 45) over Branch Elm River	2009	4,550	Good