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Ky-491 over Bullock Creek

Grant County, Kentucky · rated Poor in the 2025 National Bridge Inventory

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

Ky-491 over Bullock Creek in Grant County, Kentucky, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1970, making it 55 years old at the 2025 inventory.
It carries about 1,182 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 6 of the 79 inventoried bridges in Grant County rated poor (7.6%); 6 (7.6%) 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 70 ft
Location	on Boone - Grant Cl
NBI structure number	041B00017N
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
I-75 over Three Fork Creek	1963	44,363	Fair
I-75 Southbound over Ragtown Road	2007	22,182	Good
I-75 Northbound over Ragtown Road	2007	22,182	Good
Ky-22 over I-75 @ 158.54	1998	16,492	Good
Ky-491 over Ky 491 over I-75	2001	10,163	Good
US-25 over NS (cno&tp) System	1983	9,818	Good