N Kraft Road over Portneuf River
FairBannock County, Idaho · 1.0 N. 1.9 W. Pocatello · Structure no. 000000000021990
- Built
- 1945
- 80 years old
- Condition
- Fair
- inspected October 2024
- Type
- Slab
- Concrete Continuous
- Length
- 81 ft
- 5 main spans
- Daily traffic
- 100
- 2023 count
- Owner
- County
- County Highway Agency
About this bridge
N Kraft Road over Portneuf River is a concrete continuous slab carrying N Kraft Road over Portneuf River in Bannock County, Idaho. It was built in 1945, so it is 80 years old, older than the Idaho average of 45.3 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 150 by 2039. The structure is 81 ft (24.7 m) long and 37 ft wide. If it were closed, the detour would be 98.8 mi (159 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was N Kraft Road over Portneuf River built?
It was built in 1945, making it 80 years old in 2025.
What condition is N Kraft Road over Portneuf 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 October 2024.
How much traffic does N Kraft Road over Portneuf River carry?
About 100 vehicles per day (2023 count), of which roughly 10% are trucks.
How long is N Kraft Road over Portneuf River?
The structure is 81 ft (24.7 m) long with a longest span of 23 ft (7 m) and a deck 37 ft wide.
Who owns N Kraft Road over Portneuf River?
It is owned by the County Highway Agency.