BridgeSafety
Knox County, TN · Structure #47I00400049

I40

I40 in Downtown Knoxville, Knox County, Tennessee received a condition grade of B (65/100). Built in 1965, the bridge carries 140K vehicles daily on I40 over I40 / University AVE..

B
65/100
65
Condition Score
140K
Daily Traffic
1965
Year Built
140.4m
Length

Component Ratings

DeckGood
7/9

The riding surface — evaluated for cracking, spalling, and wear

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureFair
5/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
I40
Crosses Over
I40 / University AVE.
State
Tennessee
County
Knox County
Location
Downtown Knoxville
Year Built
1965
Reconstructed
1982
Age
61 years
Daily Traffic
139,697
Lanes
8
Length
140.4 meters
Owner
State Highway Agency
Structure Number
47I00400049

About This Bridge

I40 is a 61-year-old bridge located Downtown Knoxville in Knox County, Tennessee. The bridge carries I40 over I40 / University AVE. with 8 traffic lanes, handling approximately 140K vehicles per day. Built in 1965 and reconstructed in 1982, the structure spans 140.4 meters.

The bridge received a Condition Grade of B (65/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 5/9 (fair).

This bridge is owned and maintained by State Highway Agency.

Location Map

Downtown Knoxville, Knox County, Tennessee

35.963233, -83.946281

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Frequently Asked Questions

I40 has a Condition Score of 65/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.

I40 was built in 1965 and reconstructed in 1982, making it 61 years old. The average bridge age in the United States is 48 years.

I40 carries approximately 140K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 140.4 meters long and located on I40 in Downtown Knoxville, Knox County, Tennessee.

No, I40 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

I40 is located Downtown Knoxville in Knox County, Tennessee. The bridge carries I40 over I40 / University AVE.. Its coordinates are 35.963233, -83.946281. It is maintained by State Highway Agency.

I40 carries I40 over I40 / University AVE.. The bridge is 140.4 meters long and was built in 1965, with reconstruction in 1982.

Last updated:

Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.