Interstate 380 over Cherry Avenue
FairSan Mateo County, California · 04-SM-380-T4.98-SBR · Structure no. 35 0226
- Built
- 1971
- 54 years old, rebuilt 1973
- Condition
- Fair
- inspected February 2024
- Type
- Box Beam or Girders - Multiple
- Concrete Continuous
- Length
- 135 ft
- 2 main spans
- Daily traffic
- 122,000
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
Interstate 380 over Cherry Avenue is a concrete continuous box beam or girders - multiple carrying Interstate 380 over Cherry Avenue in San Mateo County, California. It was built in 1971 and reconstructed in 1973, so it is 54 years old, younger 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 122,000 vehicles a day, roughly 3% of them trucks, projected to reach 159,044 by 2042. The structure is 135 ft (41.2 m) long and 233 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 | 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 380 over Cherry Avenue built?
It was built in 1971, making it 54 years old in 2025. It was reconstructed in 1973.
What condition is Interstate 380 over Cherry 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 February 2024.
How much traffic does Interstate 380 over Cherry Avenue carry?
About 122,000 vehicles per day (2009 count), of which roughly 3% are trucks.
How long is Interstate 380 over Cherry Avenue?
The structure is 135 ft (41.2 m) long with a longest span of 70 ft (21.4 m) and a deck 233 ft wide.
Who owns Interstate 380 over Cherry Avenue?
It is owned by the State Highway Agency.