Ky-49 over Big South Fork
Marion County, Kentucky · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ky-49 over Big South Fork in Marion County, Kentucky, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1984, making it 41 years old at the 2025 inventory.
- It carries about 1,188 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 73 of the 149 inventoried bridges in Marion County rated good (49.0%); 13 (8.7%) are rated poor.
- 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 → (37.49194, -85.15972)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Continuous prestressed concrete stringer or multi-beam girder |
| Length | about 301 ft |
| Location | 0.6 Miles South of KY 337 |
| NBI structure number | 078B00075N |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kentucky department of transportation.
Busiest bridges in Marion County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-68 over Hardins Creek | 1927 | 15,312 | Fair |
| Ky-55 over Cartwright Creek | 1980 | 10,391 | Fair |
| Ky 2154 over Hardins Creek | 2008 | 7,853 | Good |
| US-68 over Rolling Fork | 1982 | 6,746 | Good |
| US-68 over Buckhorn Creek | 1982 | 6,746 | Fair |
| Ky 3221 over Hardins Creek | 1974 | 4,430 | Fair |
All bridges nearby: Marion County, KY bridge conditions · every bridge in Marion County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.