I-64
I-64 in 1.0 MI E Of US 31w, Jefferson County, Kentucky received a condition grade of C (54/100). Built in 1965, the bridge carries 144K vehicles daily on I-64 over Ky 3077 (River RD). It is classified as structurally deficient.
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-64 is a 61-year-old bridge located 1.0 MI E Of US 31w in Jefferson County, Kentucky. The bridge carries I-64 over Ky 3077 (River RD) with 6 traffic lanes, handling approximately 144K vehicles per day. Built in 1965, the structure spans 631.8 meters.
The bridge received a Condition Grade of C (54/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 4/9 (poor), and substructure 6/9 (fair). The bridge is classified as structurally deficient, meaning at least one major component is rated 4 or below — this signals a need for repair or replacement but does not necessarily indicate an immediate safety hazard.
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I-64 has a Condition Score of 54/100 (Grade C). Its deck is rated 6/9, superstructure 4/9, and substructure 6/9 on the NBI scale. The bridge is classified as structurally deficient.
I-64 was built in 1965, making it 61 years old. The average bridge age in the United States is 48 years.
I-64 carries approximately 144K vehicles per day (average daily traffic). The bridge has 6 traffic lanes. It is 631.8 meters long and located on I-64 in 1.0 MI E Of US 31w, Jefferson County, Kentucky.
Yes, I-64 is classified as structurally deficient because at least one of its primary components (deck, superstructure, or substructure) is rated 4 or below on the 0-9 NBI scale. This does not necessarily mean it is unsafe, but it requires significant repair or replacement.
I-64 is located 1.0 MI E Of US 31w in Jefferson County, Kentucky. The bridge carries I-64 over Ky 3077 (River RD). Its coordinates are 38.258889, -85.748889. It is maintained by State Highway Agency.
I-64 carries I-64 over Ky 3077 (River RD). The bridge is 631.8 meters long and was built in 1965.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.