IRR/N12 over Stream
GoodKnox County, Nebraska · 2E Niobrara · Structure no. S012 16384
- Built
- 1946
- 79 years old, rebuilt 1996
- Condition
- Good
- inspected October 2024
- Type
- Culvert
- Concrete
- Length
- 33 ft
- 3 main spans
- Daily traffic
- 1,275
- 2018 count
- Owner
- State
- State Highway Agency
About this bridge
IRR/N12 over Stream is a concrete culvert carrying IRR/N12 over Stream in Knox County, Nebraska. It was built in 1946 and reconstructed in 1996, so it is 79 years old, older than the Nebraska average of 47.1 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 1,275 vehicles a day, roughly 9% of them trucks, projected to reach 1,785 by 2038. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 99.4 mi (160 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Channel and channel protection | 7 Good | Some minor problems. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was IRR/N12 over Stream built?
It was built in 1946, making it 79 years old in 2025. It was reconstructed in 1996.
What condition is IRR/N12 over Stream in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.
How much traffic does IRR/N12 over Stream carry?
About 1,275 vehicles per day (2018 count), of which roughly 9% are trucks.
How long is IRR/N12 over Stream?
The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m).
Who owns IRR/N12 over Stream?
It is owned by the State Highway Agency.