I-24 WB LANES
I-24 WB LANES in I24-I40 Interchange - C8, Davidson County, Tennessee received a condition grade of C (56/100). Built in 1963, the bridge carries 133K vehicles daily on I-24 WB LANES over Cumberland River.
I-24 WB LANES carries a C on the BridgeSafety Condition Score with 56/100. Component ratings sit in the middle of the FHWA NBI distribution; rehabilitation programming is likely on the owning agency’s medium-term horizon.
The bridge was built in 1963 and is now 63 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. I-24 WB LANES carries an average daily traffic count of 133,050 vehicles, with 4 lane(s) crossing Cumberland 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
I-24 WB LANES is a 63-year-old bridge located I24-I40 Interchange - C8 in Davidson County, Tennessee. The bridge carries I-24 WB LANES over Cumberland River with 4 traffic lanes, handling approximately 133K vehicles per day. Built in 1963 and reconstructed in 1973, the structure spans 719.9 meters.
The bridge received a Condition Grade of C (56/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 6/9 (fair), and substructure 5/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I-24 WB LANES has a Condition Score of 56/100 (Grade C). Its deck is rated 6/9, superstructure 6/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.
I-24 WB LANES was built in 1963 and reconstructed in 1973, making it 63 years old. The average bridge age in the United States is 48 years.
I-24 WB LANES carries approximately 133K vehicles per day (average daily traffic). The bridge has 4 traffic lanes. It is 719.9 meters long and located on I-24 WB LANES in I24-I40 Interchange - C8, Davidson County, Tennessee.
No, I-24 WB LANES is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
I-24 WB LANES is located I24-I40 Interchange - C8 in Davidson County, Tennessee. The bridge carries I-24 WB LANES over Cumberland River. Its coordinates are 36.162328, -86.760917. It is maintained by State Highway Agency.
I-24 WB LANES carries I-24 WB LANES over Cumberland River. The bridge is 719.9 meters long and was built in 1963, with reconstruction in 1973.
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.