US 278 over Canal
Quitman County, Mississippi · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 278 over Canal in Quitman 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 1940, making it 85 years old at the 2025 inventory.
- It carries about 4,500 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 41 of the 105 inventoried bridges in Quitman County rated fair (39.0%); 6 (5.7%) are rated poor.
- 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 → (34.26928, -90.24567)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 5 | Fair condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 29 ft |
| Location | 1.8 Mi E SR 3 |
| NBI structure number | 310000606003350 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Mississippi department of transportation.
Busiest bridges in Quitman County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 278/SR 6 over Ashlog Bayou | 2017 | 5,300 | Good |
| US 278/SR 6 over Bobo Bayou | 2017 | 5,300 | Good |
| US 278 over Relief Opening | 1940 | 5,300 | Fair |
| US 278/SR 6 over Onemile Bayou | 2017 | 4,500 | Good |
| US 278/SR 6 over Quitman-panola Ditch | 2017 | 4,500 | Good |
| US 278 over Canal | 1940 | 4,500 | Fair |
All bridges nearby: Quitman County, MS bridge conditions · every bridge in Quitman County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.