US 45 over Relief
FairMonroe County, Mississippi · 11.1 MI N Lowndes Cl · Structure no. 21000450481868A
- Built
- 1980
- 45 years old
- Condition
- Fair
- inspected August 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete Continuous
- Length
- 642 ft
- 16 main spans
- Daily traffic
- 5,500
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
US 45 over Relief is a prestressed concrete continuous stringer/multi-beam or girder carrying US 45 over Relief in Monroe County, Mississippi. It was built in 1980, so it is 45 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 6 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 5,500 vehicles a day, roughly 10% of them trucks, projected to reach 7,500 by 2043. The structure is 642 ft (195.6 m) long and 43 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 | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US 45 over Relief built?
It was built in 1980, making it 45 years old in 2025.
What condition is US 45 over Relief 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 August 2023.
How much traffic does US 45 over Relief carry?
About 5,500 vehicles per day (2023 count), of which roughly 10% are trucks.
How long is US 45 over Relief?
The structure is 642 ft (195.6 m) long with a longest span of 40 ft (12.2 m) and a deck 43 ft wide.
Who owns US 45 over Relief?
It is owned by the State Highway Agency.