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Fas 860/MO. Rte. U over Old Miss. River Ch.

Randolph County, Illinois · rated Good in the 2025 National Bridge Inventory

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

Fas 860/MO. Rte. U over Old Miss. River Ch. in Randolph County, Illinois, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 2001, making it 24 years old at the 2025 inventory.
It carries about 200 vehicles a day (traffic count year 2024).
Its listed owner is the county highway agency.
It is one of 87 of the 149 inventoried bridges in Randolph County rated good (58.4%); 10 (6.7%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Continuous steel stringer or multi-beam girder
Length	about 423 ft
Location	4MI SW of Kask. Isle
NBI structure number	079440200000000
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Il 3 over Black Creek	1995	8,400	Good
Ill 150 over Miss Riv/fau 9416	1942	6,250	Poor
Il 3 over UPRR	1971	5,650	Good
Il 3 over Nine Mile Creek	2024	5,650	Good
Ill 4-150 over Marys River	1928	5,500	Fair
Il 150 over Little Marys River	1999	5,450	Good