I-75 RAMP
I-75 RAMP in Rmp E-NB I75 To I275 E&W, Kenton County, Kentucky received a condition grade of B (74/100). Built in 1977, the bridge carries 197K vehicles daily on I-75 RAMP over Ramp Donaldson To I-75.
I-75 RAMP carries a B on the BridgeSafety Condition Score with 74/100. Most component ratings are solid; one or two may show wear consistent with the structure’s age, but the bridge is not flagged as structurally deficient.
The bridge was built in 1977, making it 49 years old — past the early-life period but still well within typical service life. Routine inspections and modest repair work are normal for bridges in this age band. I-75 RAMP carries an average daily traffic count of 196,929 vehicles, with 3 lane(s) crossing Ramp Donaldson To I-75. 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-75 RAMP is a 49-year-old bridge located Rmp E-NB I75 To I275 E&W in Kenton County, Kentucky. The bridge carries I-75 RAMP over Ramp Donaldson To I-75 with 3 traffic lanes, handling approximately 197K vehicles per day. Built in 1977, the structure spans 32.9 meters.
The bridge received a Condition Grade of B (74/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 6/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I-75 RAMP has a Condition Score of 74/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
I-75 RAMP was built in 1977, making it 49 years old. The average bridge age in the United States is 48 years.
I-75 RAMP carries approximately 197K vehicles per day (average daily traffic). The bridge has 3 traffic lanes. It is 32.9 meters long and located on I-75 RAMP in Rmp E-NB I75 To I275 E&W, Kenton County, Kentucky.
No, I-75 RAMP 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-75 RAMP is located Rmp E-NB I75 To I275 E&W in Kenton County, Kentucky. The bridge carries I-75 RAMP over Ramp Donaldson To I-75. Its coordinates are 39.031667, -84.605278. It is maintained by State Highway Agency.
I-75 RAMP carries I-75 RAMP over Ramp Donaldson To I-75. The bridge is 32.9 meters long and was built in 1977.
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.