SR 4 over Big Branch
Prentiss County, Mississippi · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 4 over Big Branch in Prentiss 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 1952, making it 73 years old at the 2025 inventory.
- It carries about 2,600 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 144 of the 205 inventoried bridges in Prentiss County rated good (70.2%); 7 (3.4%) 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 → (34.69858, -88.71493)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 23 ft |
| Location | 0.2 Mi E Tippah Cl |
| NBI structure number | 310000405912760 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Mississippi department of transportation.
Busiest bridges in Prentiss County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 145 over Stream | 1989 | 11,000 | Good |
| US 45 over Town Creek | 1993 | 8,500 | Good |
| US 45 over Town Creek | 1993 | 8,500 | Good |
| US 45 over Twentymile Creek | 1993 | 7,500 | Good |
| US 45 over Twentymile Creek | 1993 | 7,500 | Good |
| US 45 over Wolf Creek | 1993 | 7,500 | Good |
All bridges nearby: Prentiss County, MS bridge conditions · every bridge in Prentiss County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.