I-75 Nc over 3rd-4th-5th Sts Covingto
Kenton County, Kentucky · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I-75 Nc over 3rd-4th-5th Sts Covingto in Kenton County, Kentucky, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1963 and reconstructed in 2007, making it 62 years old at the 2025 inventory.
- It carries about 132,112 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 72 of the 142 inventoried bridges in Kenton County rated fair (50.7%); 14 (9.9%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated September 2024, on a 24-month routine inspection cycle.
- It has fracture-critical members (NBI item 92A): steel tension members without a redundant load path, which get their own scheduled inspections.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (39.08682, -84.52281)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 3,132 ft |
| Location | Approach to Brent Spence |
| NBI structure number | 059B00040N |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
| Fracture critical (item 92A) | Yes |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kentucky department of transportation.
Busiest bridges in Kenton County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-75 S Ramp over I275-i75-g&d Ramps | 1971 | 196,929 | Fair |
| I-75 Ramp over Ramp Donaldson to I-75 | 1977 | 196,929 | Fair |
| I-75 SB and Ramp over Donaldson Rd (ky 236) | 2000 | 196,929 | Good |
| I-75 Ramp over 9TH St (I-75NB) Rampg | 1993 | 159,350 | Good |
| I-75 Ramp over 9TH St (cov) | 1993 | 159,350 | Good |
| I-75 Ramp over 9TH St-covington | 1993 | 159,350 | Fair |
All bridges nearby: Kenton County, KY bridge conditions · every bridge in Kenton County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.