Upper Rock CR Road over Rock Creek
FairGilliam County, Oregon · 2.9 MI SE of HWY 19 · Structure no. 21C08 455 00300
- Built
- 1962
- 63 years old
- Condition
- Fair
- inspected July 2023
- Type
- Tee Beam
- Concrete Continuous
- Length
- 81 ft
- 3 main spans
- Daily traffic
- 58
- 2020 count
- Owner
- County
- County Highway Agency
About this bridge
Upper Rock CR Road over Rock Creek is a concrete continuous tee beam carrying Upper Rock CR Road over Rock Creek in Gilliam County, Oregon. It was built in 1962, so it is 63 years old, older than the Oregon average of 49.9 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 58 vehicles a day, roughly 10% of them trucks, projected to reach 58 by 2025. The structure is 81 ft (24.7 m) long and 29 ft wide. If it were closed, the detour would be 26.1 mi (42 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 | 7 Good | Some minor problems. |
| 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 Upper Rock CR Road over Rock Creek built?
It was built in 1962, making it 63 years old in 2025.
What condition is Upper Rock CR Road over Rock Creek 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 July 2023.
How much traffic does Upper Rock CR Road over Rock Creek carry?
About 58 vehicles per day (2020 count), of which roughly 10% are trucks.
How long is Upper Rock CR Road over Rock Creek?
The structure is 81 ft (24.7 m) long with a longest span of 50 ft (15.2 m) and a deck 29 ft wide.
Who owns Upper Rock CR Road over Rock Creek?
It is owned by the County Highway Agency.