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Nfa 1006 (sa 9517) over Old Hickory Lake

Wilson County, Tennessee · rated Fair in the 2025 National Bridge Inventory

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

Nfa 1006 (sa 9517) over Old Hickory Lake in Wilson County, Tennessee, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1945 and reconstructed in 1985, making it 80 years old at the 2025 inventory.
It carries about 7,537 vehicles a day (traffic count year 2021).
Its listed owner is the county highway agency.
It is one of 137 of the 403 inventoried bridges in Wilson County rated fair (34.0%); 31 (7.7%) 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 104 ft
Location	3.4 Mi NW Jct SR24& SR171
NBI structure number	95F00010001
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I40 over Branch	1965	84,731	Good
I40 over Wilson Creek	1965	84,731	Good
I40 over South Fork Creek	1965	84,731	Good
I40 over Stoner Creek	1965	84,056	Good
I40 over Bartons Creek	1965	80,356	Good
I40 over Branch	2002	80,356	Good