I40 348623Y
I40 348623Y in .5 M SE JCT I65&I40, Davidson County, Tennessee received a condition grade of B (62/100). Built in 1960, the bridge carries 181K vehicles daily on I40 348623Y over Nasville & Eastern RR.
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
I40 348623Y is a 66-year-old bridge located .5 M SE JCT I65&I40 in Davidson County, Tennessee. The bridge carries I40 348623Y over Nasville & Eastern RR with 8 traffic lanes, handling approximately 181K vehicles per day. Built in 1960, the structure spans 37.5 meters.
The bridge received a Condition Grade of B (62/100) 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
Frequently Asked Questions
I40 348623Y has a Condition Score of 62/100 (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 348623Y was built in 1960, making it 66 years old. The average bridge age in the United States is 48 years.
I40 348623Y carries approximately 181K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 37.5 meters long and located on I40 348623Y in .5 M SE JCT I65&I40, Davidson County, Tennessee.
No, I40 348623Y 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 348623Y is located .5 M SE JCT I65&I40 in Davidson County, Tennessee. The bridge carries I40 348623Y over Nasville & Eastern RR. Its coordinates are 36.151122, -86.750983. It is maintained by State Highway Agency.
I40 348623Y carries I40 348623Y over Nasville & Eastern RR. The bridge is 37.5 meters long and was built in 1960.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.