CR 306 over Relief For Big Creek
Calhoun County, Mississippi · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- CR 306 over Relief For Big Creek in Calhoun 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 2022, making it 3 years old at the 2025 inventory.
- It carries about 97 vehicles a day (traffic count year 2015).
- Its listed owner is the county highway agency.
- It is one of 109 of the 218 inventoried bridges in Calhoun County rated good (50.0%); 23 (10.6%) 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 → (33.84718, -89.38396)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 48 ft |
| Location | Sec 20 T23N R 9E B |
| NBI structure number | SA070000000A136 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Mississippi department of transportation.
Busiest bridges in Calhoun County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 8 over Hurricane Creek | 2013 | 8,600 | Good |
| SR 8 over Hurricane Creek Relief | 2013 | 8,600 | Good |
| SR 9 over Relief Opening | 1995 | 8,000 | Fair |
| SR 8 over Miles Creek | 2013 | 5,300 | Good |
| SR 9 over Stream | 1995 | 5,000 | Good |
| SR 9 over Skuna River | 1995 | 5,000 | Fair |
All bridges nearby: Calhoun County, MS bridge conditions · every bridge in Calhoun County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.