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Ashley Rd over Middle Aux Sable

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

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

Ashley Rd over Middle Aux Sable in Kendall 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 2009, making it 16 years old at the 2025 inventory.
It carries about 425 vehicles a day (traffic count year 2024).
Its listed owner is a town or township highway agency.
It is one of 15 of the 131 inventoried bridges in Kendall County rated poor (11.5%); 15 (11.5%) 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 55 ft
Location	.5 Mi N of Walker Rd
NBI structure number	047316500000000
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
Ill 47 over Fox River	1984	24,800	Fair
US 34/FAP 311 over Waubansee Creek	2002	24,700	Fair
US 34 over Blackberry Creek	2019	22,400	Good
US 34 over Waubansee Creek	2001	22,300	Fair
US 34 over Rob Roy Creek	2019	18,700	Good
Orchard Rd over Gates Cr/trib to Fox	2000	18,700	Fair