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Nfa B357 over I26

Sullivan County, Tennessee · rated Poor in the 2025 National Bridge Inventory

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

Nfa B357 over I26 in Sullivan County, Tennessee, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
It was built in 1972, making it 53 years old at the 2025 inventory.
It carries about 380 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 10 of the 367 inventoried bridges in Sullivan County rated poor (2.7%); 10 (2.7%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Continuous concrete tee beam
Length	about 279 ft
Location	NW of I181-i81 Jct
NBI structure number	82I00260013
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
I81 over Nfa B352	1968	53,763	Good
I81 over Nfa B352	1968	53,763	Fair
I26 Rt Ln over Nfa 2640	1969	49,932	Fair
I26 Lt Ln over Nfa 2640	1969	49,932	Fair
I26 Rt Ln over Rock Springs Rd.	1968	41,117	Good
I181 Rt Ln over Rock Springs Rd.	1968	41,117	Good