I 55 over Yalobusha River
FairGrenada County, Mississippi · 0.9 MI N SR 7 · Structure no. 11000550222067B
- Built
- 1965
- 60 years old
- Condition
- Fair
- inspected February 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 380 ft
- 3 main spans
- Daily traffic
- 9,500
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I 55 over Yalobusha River is a steel continuous stringer/multi-beam or girder carrying I 55 over Yalobusha River in Grenada County, Mississippi. It was built in 1965, so it is 60 years old, older than the Mississippi average of 38.9 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 9,500 vehicles a day, roughly 30% of them trucks, projected to reach 11,000 by 2043. The structure is 380 ft (115.8 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I 55 over Yalobusha River built?
It was built in 1965, making it 60 years old in 2025.
What condition is I 55 over Yalobusha River in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2024.
How much traffic does I 55 over Yalobusha River carry?
About 9,500 vehicles per day (2023 count), of which roughly 30% are trucks.
How long is I 55 over Yalobusha River?
The structure is 380 ft (115.8 m) long with a longest span of 120 ft (36.6 m) and a deck 30 ft wide.
Who owns I 55 over Yalobusha River?
It is owned by the State Highway Agency.