SR 403 over Big Black River
Webster County, Mississippi · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 403 over Big Black River in Webster County, Mississippi, 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 1998, making it 27 years old at the 2025 inventory.
- It carries about 500 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 109 of the 179 inventoried bridges in Webster County rated good (60.9%); 14 (7.8%) 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 → (33.57492, -89.12967)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete slab |
| Length | about 400 ft |
| Location | 2.4 Mi N US 82 |
| NBI structure number | 310040307800270 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Mississippi department of transportation.
Busiest bridges in Webster County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 82 over Stream | 1937 | 9,200 | Fair |
| US 82 over Unnamed Creek | 2000 | 9,200 | Good |
| US 82 over Lick Creek | 2000 | 9,200 | Good |
| US 82 over Ditch | 2001 | 7,500 | Good |
| US 82 over Stream | 1996 | 6,400 | Good |
| US 82 over Stream | 1996 | 6,400 | Good |
All bridges nearby: Webster County, MS bridge conditions · every bridge in Webster County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.