IRR C123 West Loop over Foley Slough
GoodHarney County, Oregon · 0068 MI C121 Foley DR · Structure no. 18641 C12325A21
- Built
- 1996
- 29 years old
- Condition
- Good
- inspected September 2024
- Type
- Slab
- Prestressed Concrete
- Length
- 41 ft
- 1 main span
- Daily traffic
- 152
- 2020 count
- Owner
- County
- County Highway Agency
About this bridge
IRR C123 West Loop over Foley Slough is a prestressed concrete slab carrying IRR C123 West Loop over Foley Slough in Harney County, Oregon. It was built in 1996, so it is 29 years old, younger than the Oregon average of 49.9 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 152 vehicles a day, roughly 10% of them trucks, projected to reach 177 by 2025. The structure is 41 ft (12.5 m) long and 28 ft wide. If it were closed, the detour would be 0.6 mi (1 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. |
| 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 IRR C123 West Loop over Foley Slough built?
It was built in 1996, making it 29 years old in 2025.
What condition is IRR C123 West Loop over Foley Slough 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 September 2024.
How much traffic does IRR C123 West Loop over Foley Slough carry?
About 152 vehicles per day (2020 count), of which roughly 10% are trucks.
How long is IRR C123 West Loop over Foley Slough?
The structure is 41 ft (12.5 m) long with a longest span of 36 ft (11 m) and a deck 28 ft wide.
Who owns IRR C123 West Loop over Foley Slough?
It is owned by the County Highway Agency.