Dryland RD (n) over Rock Creek Overflow
FairPosted for loadClackamas County, Oregon · 01.0 MI N of HWY 213 · Structure no. 06454 000 00139
- Built
- 1965
- 60 years old
- Condition
- Fair
- inspected September 2024
- Type
- Stringer/Multi-beam or Girder
- Wood or Timber
- Length
- 39 ft
- 2 main spans
- Daily traffic
- 432
- 2020 count
- Owner
- County
- County Highway Agency
About this bridge
Dryland RD (n) over Rock Creek Overflow is a wood or timber stringer/multi-beam or girder carrying Dryland RD (n) over Rock Creek Overflow in Clackamas County, Oregon. It was built in 1965, so it is 60 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. Its operating status is: posted for load restriction.
It carries about 432 vehicles a day, roughly 21% of them trucks, projected to reach 437 by 2025. The structure is 39 ft (11.9 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 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 | 8 Very Good | No problems noted. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| 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 Dryland RD (n) over Rock Creek Overflow built?
It was built in 1965, making it 60 years old in 2025.
What condition is Dryland RD (n) over Rock Creek Overflow 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 September 2024.
How much traffic does Dryland RD (n) over Rock Creek Overflow carry?
About 432 vehicles per day (2020 count), of which roughly 21% are trucks.
How long is Dryland RD (n) over Rock Creek Overflow?
The structure is 39 ft (11.9 m) long with a longest span of 20 ft (6.1 m) and a deck 24 ft wide.
Who owns Dryland RD (n) over Rock Creek Overflow?
It is owned by the County Highway Agency.