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Ky-1170 over Spring Creek

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

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

Ky-1170 over Spring Creek in Simpson 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 1979, making it 46 years old at the 2025 inventory.
It carries about 187 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 28 of the 51 inventoried bridges in Simpson County rated fair (54.9%); 3 (5.9%) 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	Prestressed concrete multiple box beam
Length	about 42 ft
Location	.75 Mi East of Jct Ky 103
NBI structure number	107B00031N
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-65 over Ky 100	2008	56,578	Fair
I-65 over West Fork Drakes Creek	2007	56,578	Fair
I-65 over U.S. 31W	2007	52,337	Fair
I-65 over CSX Railroad	2007	52,337	Fair
I-65 over West Fork Drakes Creek	2007	52,337	Fair
US 31W over Sharps Branch	2017	12,198	Good