N. Slade Road over Buchanan Branch
Lamar County, Mississippi · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- N. Slade Road over Buchanan Branch in Lamar County, Mississippi, 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 1997, making it 28 years old at the 2025 inventory.
- It carries about 150 vehicles a day (traffic count year 2024).
- Its listed owner is the county highway agency.
- It is one of 126 of the 151 inventoried bridges in Lamar County rated good (83.4%); 0 (0.0%) 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 → (31.33195, -89.6282)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 30 ft |
| Location | Sec 5 T 4N R16W |
| NBI structure number | SA3700000000099 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Mississippi department of transportation.
Busiest bridges in Lamar County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 98 Hardy St over I 59 | 1992 | 64,000 | Good |
| US 98 over Stream | 1941 | 53,000 | Good |
| I 59 over Mixons Creek | 1960 | 49,000 | Good |
| US 98 over Stream | 1941 | 32,000 | Good |
| US 98 over Stream | 1977 | 25,000 | Good |
| I 59 over Little Beaver Creek | 1961 | 19,000 | Good |
All bridges nearby: Lamar County, MS bridge conditions · every bridge in Lamar County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.