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Tr 388 over Jamison Creek

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

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

Tr 388 over Jamison Creek in Marion County, Illinois, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 8 (very good condition) on the 0-9 scale.
It was built in 2000, making it 25 years old at the 2025 inventory.
It carries about 250 vehicles a day (traffic count year 2022).
Its listed owner is a town or township highway agency.
It is one of 182 of the 294 inventoried bridges in Marion County rated good (61.9%); 22 (7.5%) 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

Component	Rating (2025)	FHWA scale meaning
Superstructure	8	Very good condition
Substructure	8	Very good condition

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

Bridge	Built	Vehicles/day	Condition
Fai-57 over Raccoon Creek	1966	21,000	Good
Fai-57 over Br E Fork Kaskaskia	1970	18,100	Good
Fai-57 over S Trib E Br Kask Rvr	1969	18,100	Good
Fai-57 over N Trib E Br Kask Rvr	1969	18,100	Good
US 50 over Vermillion Creek	1994	10,300	Good
Fai-57 NB over Crooked Creek	1968	9,650	Poor