Diederick Street over White Oak Creek
Greenup County, Kentucky · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Diederick Street over White Oak Creek in Greenup County, Kentucky, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1996, making it 29 years old at the 2025 inventory.
- It carries about 14,963 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 76 of the 162 inventoried bridges in Greenup County rated fair (46.9%); 3 (1.9%) 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 2021, on a 48-month routine inspection cycle.
- 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 → (38.505, -82.69611)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 79 ft |
| Location | 1.0 Mi. W. Jct US 23 |
| NBI structure number | 045B00072N |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2021 |
| Inspection interval (item 91) | 48 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kentucky department of transportation.
Busiest bridges in Greenup County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Diederick Street over White Oak Creek | 1996 | 14,963 | Fair |
| US-23 over Little Sandy River | 1952 | 12,784 | Fair |
| US-23 over Pond Run Creek | 1974 | 11,135 | Good |
| Ky-10 over C&o RR & Coal Branch | 1985 | 9,240 | Fair |
| Ky-10 over Greenup Dam Locks-ohio R | 1986 | 9,240 | Fair |
| US-23 over Tygarts Creek | 1973 | 8,915 | Fair |
All bridges nearby: Greenup County, KY bridge conditions · every bridge in Greenup County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.