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Sycamore St over Boone Fork

Rockcastle County, Kentucky · rated Fair in the 2025 National Bridge Inventory

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

Sycamore St over Boone Fork in Rockcastle County, Kentucky, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1970, making it 55 years old at the 2025 inventory.
It carries about 361 vehicles a day (traffic count year 2019).
Its listed owner is the county highway agency.
It is one of 62 of the 87 inventoried bridges in Rockcastle County rated fair (71.3%); 8 (9.2%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 38 ft
Location	200 West Jct Ky 1505
NBI structure number	102C00056N
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-75 over Lambert Road	1967	47,638	Fair
I-75 over Clay Lick Branch	1967	47,638	Fair
I-75 over Green Hill Road	2018	47,638	Good
I-75 over US-25	2018	47,638	Good
I-75 over US-25	2020	40,386	Good
I-75 over Flat Gap Road	1967	23,819	Fair