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Nfa A658 over CSX Railroad

Humphreys County, Tennessee · rated Good in the 2025 National Bridge Inventory

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

Nfa A658 over CSX Railroad in Humphreys County, Tennessee, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 2019, making it 6 years old at the 2025 inventory.
It carries about 1,990 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 74 of the 252 inventoried bridges in Humphreys County rated good (29.4%); 9 (3.6%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Continuous prestressed concrete single box beam
Length	about 138 ft
Location	at SR 1-new Johnsonville
NBI structure number	43S63270001
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I40 over Branch	1965	35,730	Fair
I40 over Branch	1965	35,730	Fair
I40 over South Fork Blue Creek	1965	35,649	Fair
I40 over South Fork Blue Creek	1965	35,649	Fair
I40 over Branch	1964	35,368	Fair
I40 over Branch	1964	35,368	Fair