Interstate 580 WB over Scofield Avenue
FairContra Costa County, California · 04-CC-580-5.80-RCH · Structure no. 28 0140R
- Built
- 1956
- 69 years old, rebuilt 1988
- Condition
- Fair
- inspected March 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 647 ft
- 11 main spans
- Daily traffic
- 34,000
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
Interstate 580 WB over Scofield Avenue is a steel continuous stringer/multi-beam or girder carrying Interstate 580 WB over Scofield Avenue in Contra Costa County, California. It was built in 1956 and reconstructed in 1988, so it is 69 years old, older than the California average of 54.8 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 34,000 vehicles a day, roughly 5% of them trucks, projected to reach 60,614 by 2046. The structure is 647 ft (197.3 m) long and 60 ft wide. If it were closed, the detour would be 1.9 mi (3 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Interstate 580 WB over Scofield Avenue built?
It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1988.
What condition is Interstate 580 WB over Scofield Avenue 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 March 2024.
How much traffic does Interstate 580 WB over Scofield Avenue carry?
About 34,000 vehicles per day (2009 count), of which roughly 5% are trucks.
How long is Interstate 580 WB over Scofield Avenue?
The structure is 647 ft (197.3 m) long with a longest span of 70 ft (21.3 m) and a deck 60 ft wide.
Who owns Interstate 580 WB over Scofield Avenue?
It is owned by the State Highway Agency.