I 86 Wbl over Isaak Loop Gs
GoodPower County, Idaho · 4.6 W. American Falls · Structure no. 000000000010755
- Built
- 1984
- 41 years old
- Condition
- Good
- inspected April 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 130 ft
- 3 main spans
- Daily traffic
- 4,200
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I 86 Wbl over Isaak Loop Gs is a prestressed concrete stringer/multi-beam or girder carrying I 86 Wbl over Isaak Loop Gs in Power County, Idaho. It was built in 1984, so it is 41 years old, younger than the Idaho average of 45.3 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 4,200 vehicles a day, roughly 28% of them trucks, projected to reach 6,300 by 2042. The structure is 130 ft (39.6 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 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 |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I 86 Wbl over Isaak Loop Gs built?
It was built in 1984, making it 41 years old in 2025.
What condition is I 86 Wbl over Isaak Loop Gs 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 April 2024.
How much traffic does I 86 Wbl over Isaak Loop Gs carry?
About 4,200 vehicles per day (2023 count), of which roughly 28% are trucks.
How long is I 86 Wbl over Isaak Loop Gs?
The structure is 130 ft (39.6 m) long with a longest span of 42 ft (12.8 m) and a deck 44 ft wide.
Who owns I 86 Wbl over Isaak Loop Gs?
It is owned by the State Highway Agency.