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Nfa A509 over Pepper Hollow Branch

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

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

Nfa A509 over Pepper Hollow Branch in Grundy County, Tennessee, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1998, making it 27 years old at the 2025 inventory.
It carries about 30 vehicles a day (traffic count year 2020).
Its listed owner is the county highway agency.
It is one of 49 of the 82 inventoried bridges in Grundy County rated fair (59.8%); 0 (0.0%) 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	Continuous prestressed concrete single box beam
Length	about 87 ft
Location	.02 M East of SR 56
NBI structure number	310A5090001
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I24 over Patton Creek	2007	43,653	Fair
I24 over Patton Creek	2007	43,653	Fair
I24 over Elk River	2007	43,653	Fair
I24 over Elk River	2007	43,653	Fair
Fas 50 over SR-50 / I-24	1958	5,966	Good
Fap 50 over Elk River	1967	5,966	Fair