I65
I65 in .6 M NE JCT I65&Sr253, Williamson County, Tennessee received a condition grade of F (0/100). Built in 1965, the bridge carries 128K vehicles daily on I65 over Little Harpeth River. It is classified as structurally deficient.
I65 carries an F on the BridgeSafety Condition Score with 0/100 — the bottom tier of the FHWA NBI distribution. Component ratings flag the structure for near-term rehabilitation or replacement; the bridge may remain open to traffic but is on the priority list for action.
The bridge was built in 1965 and is now 61 years old, at or past the typical 50-year design life for bridges of its vintage. Maintenance and inspection cycles are correspondingly more involved than for newer structures. I65 carries an average daily traffic count of 128,294 vehicles, with 4 lane(s) crossing Little Harpeth River. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.
Component Ratings
The riding surface, evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
I65 is a 61-year-old bridge located .6 M NE JCT I65&Sr253 in Williamson County, Tennessee. The bridge carries I65 over Little Harpeth River with 4 traffic lanes, handling approximately 128K vehicles per day. Built in 1965, the structure spans 11.9 meters.
The bridge received a Condition Grade of F (0/100) based on Federal Highway Administration inspection data. Its deck is rated 0/9 (serious), superstructure 0/9 (serious), and substructure 0/9 (serious). The bridge is classified as structurally deficient, meaning at least one major component is rated 4 or below, this signals a need for repair or replacement but does not necessarily indicate an immediate safety hazard.
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I65 has a Condition Score of 0/100 (Grade F). Its deck is rated 0/9, superstructure 0/9, and substructure 0/9 on the NBI scale. The bridge is classified as structurally deficient.
I65 was built in 1965, making it 61 years old. The average bridge age in the United States is 48 years.
I65 carries approximately 128K vehicles per day (average daily traffic). The bridge has 4 traffic lanes. It is 11.9 meters long and located on I65 in .6 M NE JCT I65&Sr253, Williamson County, Tennessee.
Yes, I65 is classified as structurally deficient because at least one of its primary components (deck, superstructure, or substructure) is rated 4 or below on the 0-9 NBI scale. This does not necessarily mean it is unsafe, but it requires significant repair or replacement.
I65 is located .6 M NE JCT I65&Sr253 in Williamson County, Tennessee. The bridge carries I65 over Little Harpeth River. Its coordinates are 36.002667, -86.792167. It is maintained by State Highway Agency.
I65 carries I65 over Little Harpeth River. The bridge is 11.9 meters long and was built in 1965.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.
Source: FHWA National Bridge Inventory, 2026.