Oyster Point Blvd over Caltrain & UP RR
FairSan Mateo County, California · 0.1 Miles W of Gateway Bl · Structure no. 35C0173
- Built
- 1994
- 31 years old
- Condition
- Fair
- inspected April 2023
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete Continuous
- Length
- 299 ft
- 3 main spans
- Daily traffic
- 7,000
- 2008 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
Oyster Point Blvd over Caltrain & UP RR is a prestressed concrete continuous box beam or girders - multiple carrying Oyster Point Blvd over Caltrain & UP RR in San Mateo County, California. It was built in 1994, so it is 31 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 7,000 vehicles a day, roughly 5% of them trucks, projected to reach 15,452 by 2041. The structure is 299 ft (91 m) long and 139 ft wide. If it were closed, the detour would be 2.5 mi (4 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 | 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 Oyster Point Blvd over Caltrain & UP RR built?
It was built in 1994, making it 31 years old in 2025.
What condition is Oyster Point Blvd over Caltrain & UP RR 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 April 2023.
How much traffic does Oyster Point Blvd over Caltrain & UP RR carry?
About 7,000 vehicles per day (2008 count), of which roughly 5% are trucks.
How long is Oyster Point Blvd over Caltrain & UP RR?
The structure is 299 ft (91 m) long with a longest span of 135 ft (41.3 m) and a deck 139 ft wide.
Who owns Oyster Point Blvd over Caltrain & UP RR?
It is owned by the City or Municipal Highway Agency.