Ky-9 over Grannison Branch
Lewis County, Kentucky · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ky-9 over Grannison Branch in Lewis County, Kentucky, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1971, making it 54 years old at the 2025 inventory.
- It carries about 5,163 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 40 of the 149 inventoried bridges in Lewis County rated good (26.8%); 6 (4.0%) 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 January 2022, on a 48-month routine inspection cycle.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (38.58611, -83.39583)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 7 | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 26 ft |
| Location | 2.5 Mi N.E. of Jct Ky 989 |
| NBI structure number | 068B00036N |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2022 |
| 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 Lewis County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ky-9 over Swearingen Branch | 1971 | 5,163 | Fair |
| Ky-9 over Blue Spring Branch | 1971 | 5,163 | Fair |
| Ky-9 over Ben Willen Branch | 1971 | 5,163 | Fair |
| Ky-9 over Cabin Creek | 1987 | 5,015 | Fair |
| Ky-9 over Bethel Creek | 1987 | 5,015 | Good |
| Ky-9 over Little Branch | 1987 | 4,679 | Fair |
All bridges nearby: Lewis County, KY bridge conditions · every bridge in Lewis County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.