SR1147 over Rocky River
FairIredell County, North Carolina · 0.5 Mi. E. Jct. SR1148 · Structure no. 000000000970042
- Built
- 1990
- 35 years old
- Condition
- Fair
- inspected November 2023
- Type
- Culvert
- Concrete Continuous
- Length
- 23 ft
- 2 main spans
- Daily traffic
- 3,300
- 2015 count
- Owner
- State
- State Highway Agency
About this bridge
SR1147 over Rocky River is a concrete continuous culvert carrying SR1147 over Rocky River in Iredell County, North Carolina. It was built in 1990, so it is 35 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 3,300 vehicles a day, roughly 6% of them trucks, projected to reach 6,600 by 2040. The structure is 23 ft (7 m) long. If it were closed, the detour would be 3.7 mi (6 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 |
|---|---|---|
| Channel and channel protection | 7 Good | Some minor problems. |
| Culvert | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was SR1147 over Rocky River built?
It was built in 1990, making it 35 years old in 2025.
What condition is SR1147 over Rocky 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 November 2023.
How much traffic does SR1147 over Rocky River carry?
About 3,300 vehicles per day (2015 count), of which roughly 6% are trucks.
How long is SR1147 over Rocky River?
The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).
Who owns SR1147 over Rocky River?
It is owned by the State Highway Agency.