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Nfa 1105 (sa 1606) over I24

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

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

Nfa 1105 (sa 1606) over I24 in Coffee 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 1963, making it 62 years old at the 2025 inventory.
It carries about 446 vehicles a day (traffic count year 2021).
Its listed owner is the state highway agency.
It is one of 143 of the 217 inventoried bridges in Coffee County rated fair (65.9%); 21 (9.7%) 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	Continuous concrete tee beam
Length	about 321 ft
Location	3 Mi S of Hillsboro
NBI structure number	16I00240051
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I24 Ebl over SR 64	1968	45,739	Fair
I24 Wbl over SR 64	1968	45,739	Fair
I24 Ebl over Garrison Fork Creek	1968	44,829	Fair
I24 Wbl over Garrison Fork Creek	1968	44,829	Fair
I24 Ebl over Mcbride Branch & Nfa A12	1968	44,829	Fair
I24 Wbl over Mcbride Branch & Nfa A12	1968	44,829	Fair