Natchez Trace Park over U.S. Route 78
Lee County, Mississippi · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Natchez Trace Park over U.S. Route 78 in Lee County, Mississippi, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1980, making it 45 years old at the 2025 inventory.
- It carries about 5,000 vehicles a day (traffic count year 2024).
- It is one of 121 of the 389 inventoried bridges in Lee County rated fair (31.1%); 18 (4.6%) 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 March 2023, on a 24-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 → (34.29919, -88.72506)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous prestressed concrete stringer or multi-beam girder |
| Length | about 365 ft |
| Location | 2.65 Miles South of U.S. |
| NBI structure number | 5570290P0000000 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | March 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Mississippi department of transportation.
Busiest bridges in Lee County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 45 over Old Town Creek Relief | 1983 | 37,000 | Good |
| I 22 over Ditch | 1982 | 34,000 | Good |
| I 22 over Boguefala Creek | 1982 | 34,000 | Good |
| I 22 over Ditch | 1983 | 33,000 | Good |
| I 22 over West Tulip Creek | 1983 | 31,000 | Good |
| I 22 over Middle Tulip Creek | 1983 | 31,000 | Good |
All bridges nearby: Lee County, MS bridge conditions · every bridge in Lee County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.