I485 Sbl over Mallard Creek
FairMecklenburg County, North Carolina · 0.2 Mi. S. Jct. US29 · Structure no. 000000001190939
- Built
- 1999
- 26 years old
- Condition
- Fair
- inspected July 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete Continuous
- Length
- 456 ft
- 7 main spans
- Daily traffic
- 42,750
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I485 Sbl over Mallard Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying I485 Sbl over Mallard Creek in Mecklenburg County, North Carolina. It was built in 1999, so it is 26 years old, younger than the North Carolina average of 38.7 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 42,750 vehicles a day, roughly 16% of them trucks, projected to reach 85,500 by 2040. The structure is 456 ft (138.9 m) long and 88 ft wide. If it were closed, the detour would be 0.6 mi (1 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 | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I485 Sbl over Mallard Creek built?
It was built in 1999, making it 26 years old in 2025.
What condition is I485 Sbl over Mallard Creek 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 July 2023.
How much traffic does I485 Sbl over Mallard Creek carry?
About 42,750 vehicles per day (2023 count), of which roughly 16% are trucks.
How long is I485 Sbl over Mallard Creek?
The structure is 456 ft (138.9 m) long with a longest span of 67 ft (20.4 m) and a deck 88 ft wide.
Who owns I485 Sbl over Mallard Creek?
It is owned by the State Highway Agency.