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Tr 18 over Bear Creek

Christian County, Illinois · rated Poor in the 2025 National Bridge Inventory

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

Tr 18 over Bear Creek in Christian County, Illinois, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
It was built in 1978, making it 47 years old at the 2025 inventory.
It carries about 20 vehicles a day (traffic count year 2021).
Its listed owner is a town or township highway agency.
It is one of 55 of the 320 inventoried bridges in Christian County rated poor (17.2%); 55 (17.2%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Prestressed concrete multiple box beam
Length	about 41 ft
Location	3 Mi E Harvel
NBI structure number	011329300000000
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
Il 29 over Panther Creek	2005	12,200	Good
Il 29 NB over Clear Creek	2005	8,550	Fair
Il 29 SB over Clear Creek	2005	8,550	Good
Il 29 over Clear Creek	2005	8,550	Good
Il 29 over Ditch	2012	8,100	Good
Il 29 over Drainage	2012	8,100	Good