Centennial Blvd. over Patterson Slough
GoodLane County, Oregon · Edge Alton Baker Park · Structure no. 039C09150200031
- Built
- 1967
- 58 years old
- Condition
- Good
- inspected May 2023
- Type
- Slab
- Prestressed Concrete
- Length
- 84 ft
- 3 main spans
- Daily traffic
- 22,930
- 2020 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
Centennial Blvd. over Patterson Slough is a prestressed concrete slab carrying Centennial Blvd. over Patterson Slough in Lane County, Oregon. It was built in 1967, so it is 58 years old, older 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 22,930 vehicles a day, roughly 10% of them trucks, projected to reach 38,173 by 2025. The structure is 84 ft (25.6 m) long and 68 ft wide. If it were closed, the detour would be 0.6 mi (1 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 | 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 Centennial Blvd. over Patterson Slough built?
It was built in 1967, making it 58 years old in 2025.
What condition is Centennial Blvd. over Patterson Slough 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 May 2023.
How much traffic does Centennial Blvd. over Patterson Slough carry?
About 22,930 vehicles per day (2020 count), of which roughly 10% are trucks.
How long is Centennial Blvd. over Patterson Slough?
The structure is 84 ft (25.6 m) long with a longest span of 28 ft (8.5 m) and a deck 68 ft wide.
Who owns Centennial Blvd. over Patterson Slough?
It is owned by the City or Municipal Highway Agency.