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Nfa A434 over Branch

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

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

Nfa A434 over Branch in Hickman 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 2018, making it 7 years old at the 2025 inventory.
It carries about 1,430 vehicles a day (traffic count year 2020).
Its listed owner is the county highway agency.
It is one of 163 of the 331 inventoried bridges in Hickman County rated fair (49.2%); 17 (5.1%) 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 single box beam
Length	about 60 ft
Location	5 Miles North of Nunnelly
NBI structure number	410A4340001
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 Duck River	1965	34,610	Fair
I40 over Duck River	1965	34,610	Fair
I40 over Sugar Creek	1965	34,610	Good
I40 over Sugar Creek	1965	34,610	Good
I40 over Sugar Creek	1965	34,610	Fair
I40 over Sugar Creek	1965	34,610	Fair