Home › Tennessee › Marion County › Nfa A185 over Sequatchie River

Nfa A185 over Sequatchie River

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

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

Nfa A185 over Sequatchie River in Marion 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 1985, making it 40 years old at the 2025 inventory.
It carries about 240 vehicles a day (traffic count year 2020).
Its listed owner is the county highway agency.
It is one of 88 of the 177 inventoried bridges in Marion County rated fair (49.7%); 6 (3.4%) 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 252 ft
Location	5.4 Mi NE Jct SR27&SR283
NBI structure number	580A1850001
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I24 EB over Running Water Creek	1965	54,610	Good
I24 WB over Running Water Creek	1965	54,610	Good
I24 over Moroney Gulf Branch	1965	54,610	Fair
I24 over Running Water Creek	1965	54,610	Fair
I24 over Running Water Creek	1965	54,610	Good
I24 over Murphy Hollow Creek	1965	54,610	Fair