Ky-70 over Isaac Creek
Muhlenberg County, Kentucky · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ky-70 over Isaac Creek in Muhlenberg County, Kentucky, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- It was built in 1948, making it 77 years old at the 2025 inventory.
- It carries about 1,680 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (37.30278, -87.32361)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 5 | Fair condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 99 ft |
| Location | .05 Mi W of W-jct Ky 175 |
| NBI structure number | 089B00049N |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kentucky department of transportation.
All bridges nearby: Muhlenberg County, KY bridge conditions · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.