Ky-3630 over Dry Branch
Jackson County, Kentucky · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ky-3630 over Dry Branch in Jackson County, Kentucky, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1935, making it 90 years old at the 2025 inventory.
- It carries about 664 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 35 of the 55 inventoried bridges in Jackson County rated fair (63.6%); 5 (9.1%) 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 February 2024, 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 → (37.30029, -84.03202)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 21 ft |
| Location | 1.5 Mi NE of Jct Ky 2002 |
| NBI structure number | 055B00009N |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | February 2024 |
| 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 Jackson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| _US-421 over _pigeon Roost Creek | 2017 | 5,507 | Good |
| US-421 over Indian Creek | 1927 | 4,470 | Fair |
| Ky-30 over Moores Creek | 2010 | 4,340 | Good |
| US-421 over Sand Lick Creek | 1928 | 3,123 | Fair |
| Ky 30 over Moores road. | 2012 | 2,771 | Good |
| US 421 over Mccamon cr. | 2008 | 2,754 | Good |
All bridges nearby: Jackson County, KY bridge conditions · every bridge in Jackson County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.