BridgeSafety
Shelby County, TN · Structure #79I00400109

I40

I40 in 3 MI W Of Sr177 JCT, Shelby County, Tennessee received a condition grade of B (70/100). Built in 1996, the bridge carries 144K vehicles daily on I40 over Branch.

B
70/100
70
Condition Score
144K
Daily Traffic
1996
Year Built
30.5m
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

SubstructureFair
6/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
I40
Crosses Over
Branch
State
Tennessee
County
Shelby County
Location
3 MI W Of Sr177 JCT
Year Built
1996
Age
30 years
Daily Traffic
143,913
Lanes
8
Length
30.5 meters
Owner
State Highway Agency
Structure Number
79I00400109

About This Bridge

I40 is a 30-year-old bridge located 3 MI W Of Sr177 JCT in Shelby County, Tennessee. The bridge carries I40 over Branch with 8 traffic lanes, handling approximately 144K vehicles per day. Built in 1996, the structure spans 30.5 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 6/9 (fair).

This bridge is owned and maintained by State Highway Agency.

Location Map

3 MI W Of Sr177 JCT, Shelby County, Tennessee

35.173558, -89.839614

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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 6/9 on the NBI scale. The bridge is not classified as structurally deficient.

I40 was built in 1996, making it 30 years old. The average bridge age in the United States is 48 years.

I40 carries approximately 144K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 30.5 meters long and located on I40 in 3 MI W Of Sr177 JCT, Shelby 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 3 MI W Of Sr177 JCT in Shelby County, Tennessee. The bridge carries I40 over Branch. Its coordinates are 35.173558, -89.839614. It is maintained by State Highway Agency.

I40 carries I40 over Branch. The bridge is 30.5 meters long and was built in 1996.

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.