Interstate 580 over 14th Avenue
FairAlameda County, California · 04-ALA-580-R42.07-OAK · Structure no. 33 0309L
- Built
- 1963
- 62 years old
- Condition
- Fair
- inspected September 2023
- Type
- Box Beam or Girders - Multiple
- Concrete
- Length
- 104 ft
- 1 main span
- Daily traffic
- 182,000
- 2014 count
- Owner
- State
- State Highway Agency
About this bridge
Interstate 580 over 14th Avenue is a concrete box beam or girders - multiple carrying Interstate 580 over 14th Avenue in Alameda County, California. It was built in 1963, so it is 62 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 182,000 vehicles a day, roughly 2% of them trucks, projected to reach 260,805 by 2041. The structure is 104 ft (31.7 m) long and 70 ft wide. If it were closed, the detour would be 1.2 mi (2 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 | 7 Good | Some minor problems. |
| Superstructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Interstate 580 over 14th Avenue built?
It was built in 1963, making it 62 years old in 2025.
What condition is Interstate 580 over 14th 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 September 2023.
How much traffic does Interstate 580 over 14th Avenue carry?
About 182,000 vehicles per day (2014 count), of which roughly 2% are trucks.
How long is Interstate 580 over 14th Avenue?
The structure is 104 ft (31.7 m) long with a longest span of 94 ft (28.7 m) and a deck 70 ft wide.
Who owns Interstate 580 over 14th Avenue?
It is owned by the State Highway Agency.