Falk Island C-870 over Snake River
GoodMalheur County, Oregon · 013 E UPRR Mainline · Structure no. 01091A087000181
- Built
- 1987
- 38 years old
- Condition
- Good
- inspected October 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 422 ft
- 3 main spans
- Daily traffic
- 225
- 2020 count
- Owner
- County
- County Highway Agency
About this bridge
Falk Island C-870 over Snake River is a prestressed concrete stringer/multi-beam or girder carrying Falk Island C-870 over Snake River in Malheur County, Oregon. It was built in 1987, so it is 38 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 225 vehicles a day, roughly 20% of them trucks, projected to reach 265 by 2025. The structure is 422 ft (128.6 m) long and 27 ft wide. If it were closed, the detour would be 123.7 mi (199 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 | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Falk Island C-870 over Snake River built?
It was built in 1987, making it 38 years old in 2025.
What condition is Falk Island C-870 over Snake River 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 October 2023.
How much traffic does Falk Island C-870 over Snake River carry?
About 225 vehicles per day (2020 count), of which roughly 20% are trucks.
How long is Falk Island C-870 over Snake River?
The structure is 422 ft (128.6 m) long with a longest span of 140 ft (42.7 m) and a deck 27 ft wide.
Who owns Falk Island C-870 over Snake River?
It is owned by the County Highway Agency.