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Ky - 21 over Brushy Fork

Madison County, Kentucky · rated Good in the 2025 National Bridge Inventory

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

Ky - 21 over Brushy Fork in Madison County, Kentucky, 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 2011, making it 14 years old at the 2025 inventory.
It carries about 7,421 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 39 of the 157 inventoried bridges in Madison County rated good (24.8%); 13 (8.3%) 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 prestressed concrete single box beam
Length	about 65 ft
Location	.50 Mi East of Jct US 25
NBI structure number	076B00115N
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I-75 over Ky 52	2002	66,135	Fair
I-75 over Ky 595	2003	64,079	Fair
I-75 over Walnut Meadow Branch	1966	59,929	Fair
I-75 Nc over Ky 169	1999	34,709	Good
I-75 over Ky 169	1999	34,709	Good
I-75 Nc over Silver Creek&menelaus Rd	2003	32,040	Fair