BridgeSafety
Davidson County, TN · Structure #19I00400041

I40

I40 in I40/40th AVE N, Davidson County, Tennessee received a condition grade of B (70/100). Built in 1967, the bridge carries 138K vehicles daily on I40 over I40 / 40th AVE North.

B
70/100
70
Condition Score
138K
Daily Traffic
1967
Year Built
36.9m
Length

Component Ratings

DeckFair
6/9

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

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
I40
Crosses Over
I40 / 40th AVE North
State
Tennessee
County
Davidson County
Location
I40/40th AVE N
Year Built
1967
Reconstructed
2002
Age
59 years
Daily Traffic
138,141
Lanes
10
Length
36.9 meters
Owner
State Highway Agency
Structure Number
19I00400041

About This Bridge

I40 is a 59-year-old bridge located I40/40th AVE N in Davidson County, Tennessee. The bridge carries I40 over I40 / 40th AVE North with 10 traffic lanes, handling approximately 138K vehicles per day. Built in 1967 and reconstructed in 2002, the structure spans 36.9 meters.

The bridge received a Condition Grade of B (70/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 7/9 (good), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

I40/40th AVE N, Davidson County, Tennessee

36.154008, -86.834747

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Frequently Asked Questions

I40 has a Condition Score of 70/100 (Grade B). Its deck is rated 6/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

I40 was built in 1967 and reconstructed in 2002, making it 59 years old. The average bridge age in the United States is 48 years.

I40 carries approximately 138K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 36.9 meters long and located on I40 in I40/40th AVE N, Davidson 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 I40/40th AVE N in Davidson County, Tennessee. The bridge carries I40 over I40 / 40th AVE North. Its coordinates are 36.154008, -86.834747. It is maintained by State Highway Agency.

I40 carries I40 over I40 / 40th AVE North. The bridge is 36.9 meters long and was built in 1967, with reconstruction in 2002.

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.