Bellfountain RD over Marys River
FairBenton County, Oregon · 1.2 MI South of Philomath · Structure no. 14192A251 00277
- Built
- 1964
- 61 years old
- Condition
- Fair
- inspected July 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 131 ft
- 3 main spans
- Daily traffic
- 1,929
- 2020 count
- Owner
- County
- County Highway Agency
About this bridge
Bellfountain RD over Marys River is a prestressed concrete stringer/multi-beam or girder carrying Bellfountain RD over Marys River in Benton County, Oregon. It was built in 1964, so it is 61 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 1,929 vehicles a day, roughly 10% of them trucks, projected to reach 2,732 by 2040. The structure is 131 ft (39.9 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 8 Very Good | No problems noted. |
| 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 Bellfountain RD over Marys River built?
It was built in 1964, making it 61 years old in 2025.
What condition is Bellfountain RD over Marys River 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 2024.
How much traffic does Bellfountain RD over Marys River carry?
About 1,929 vehicles per day (2020 count), of which roughly 10% are trucks.
How long is Bellfountain RD over Marys River?
The structure is 131 ft (39.9 m) long with a longest span of 43 ft (13.1 m) and a deck 31 ft wide.
Who owns Bellfountain RD over Marys River?
It is owned by the County Highway Agency.