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Il 106 over Walnut Creek

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

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

Il 106 over Walnut Creek in Pike 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 8 (very good condition) on the 0-9 scale.
It was built in 2008, making it 17 years old at the 2025 inventory.
It carries about 1,350 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 78 of the 332 inventoried bridges in Pike County rated good (23.5%); 34 (10.2%) 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	Steel stringer or multi-beam girder
Length	about 73 ft
Location	2.1 M W of Il 96
NBI structure number	075050700000000
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I-72 / US 36 over Miss R/bnrr/nsrr/st	1999	16,500	Poor
I-72 over Trib Blue Creek	1988	9,900	Good
I-72 over Drainage Ditch	1988	9,410	Good
I-72 over Drainage Ditch	1986	9,400	Fair
I-72 over Drainage Ditch	1986	9,400	Fair
I-72 / US 36 over Drainage Ditch	1986	9,400	Fair