I40 over SR 139

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

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

• I40 over SR 139 in Sevier 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 1975, making it 50 years old at the 2025 inventory.
• It carries about 84,952 vehicles a day (traffic count year 2021).
• Its listed owner is the state highway agency.
• It is one of 150 of the 273 inventoried bridges in Sevier County rated good (54.9%); 5 (1.8%) are rated poor.
• Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
• It was rated fair in the 2024 inventory and is now good (substructure 6 to 7).
• Its most recent inspection on record is dated January 2025, on a 24-month routine inspection cycle.
• 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.

View this bridge on a map → (35.98387, -83.63253)

Component ratings

Bridge details

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

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Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.