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Zion Mountain Rd over Crooked Creek

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

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

Zion Mountain Rd over Crooked Creek in Estill 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 1991, making it 34 years old at the 2025 inventory.
It carries about 13 vehicles a day (traffic count year 2012).
Its listed owner is the county highway agency.
It is one of 20 of the 56 inventoried bridges in Estill County rated good (35.7%); 5 (8.9%) 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	Prestressed concrete multiple box beam
Length	about 32 ft
Location	0.3 Mi S Ky 1139
NBI structure number	033C00025N
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Ky-52 over Kentucky River & CSX RR	1940	13,424	Fair
Ky-52 over Drowning Creek	1957	8,228	Poor
Ky 499 over Kentucky Rvr&csx Railroa	2000	5,772	Fair
Ky 89 over Sweet Lick Branch	2017	5,369	Good
Ky 89 over White Oak Creek	2017	5,369	Good
Ky-89 over Calloway Creek	1931	4,473	Fair