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I-55 SB over Kickapoo Creek

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

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

I-55 SB over Kickapoo Creek in Logan 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 5 (fair condition) on the 0-9 scale.
It was built in 1974 and reconstructed in 2015, making it 51 years old at the 2025 inventory.
It carries about 11,600 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 183 of the 292 inventoried bridges in Logan County rated fair (62.7%); 27 (9.2%) 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 316 ft
Location	3.6 N BUS55 Lawndale
NBI structure number	054006400000000
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-55 over Hurlbut Creek	1974	34,900	Fair
I 55 & E&w Fr Rds over Wolf Creek	1944	33,125	Fair
I-55 over Drainage Ditch	1974	32,400	Fair
I-55 over Clear Creek	1976	21,600	Fair
I-55 over Drainage Ditch	1974	21,500	Fair
I-55 over Trib Lake Fork	1922	17,450	Fair