Cedar Canyon Road over Dairy Creek Overflow
GoodWashington County, Oregon · 005 MI W HWY 47 · Structure no. 18035 052300050
- Built
- 1997
- 28 years old
- Condition
- Good
- inspected July 2024
- Type
- Slab
- Prestressed Concrete
- Length
- 56 ft
- 1 main span
- Daily traffic
- 1,895
- 2020 count
- Owner
- County
- County Highway Agency
About this bridge
Cedar Canyon Road over Dairy Creek Overflow is a prestressed concrete slab carrying Cedar Canyon Road over Dairy Creek Overflow in Washington County, Oregon. It was built in 1997, so it is 28 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 1,895 vehicles a day, roughly 5% of them trucks, projected to reach 2,145 by 2025. The structure is 56 ft (17.1 m) long and 32 ft wide. If it were closed, the detour would be 4.3 mi (7 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Cedar Canyon Road over Dairy Creek Overflow built?
It was built in 1997, making it 28 years old in 2025.
What condition is Cedar Canyon Road over Dairy Creek Overflow 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 July 2024.
How much traffic does Cedar Canyon Road over Dairy Creek Overflow carry?
About 1,895 vehicles per day (2020 count), of which roughly 5% are trucks.
How long is Cedar Canyon Road over Dairy Creek Overflow?
The structure is 56 ft (17.1 m) long with a longest span of 53 ft (16.3 m) and a deck 32 ft wide.
Who owns Cedar Canyon Road over Dairy Creek Overflow?
It is owned by the County Highway Agency.