W Las Positas Blvd over Tassajara Creek
GoodAlameda County, California · West of Fiesta Drive · Structure no. 33C0436
- Built
- 1982
- 43 years old
- Condition
- Good
- inspected October 2023
- Type
- Culvert
- Concrete Continuous
- Length
- 36 ft
- 3 main spans
- Daily traffic
- 10,878
- 2023 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
W Las Positas Blvd over Tassajara Creek is a concrete continuous culvert carrying W Las Positas Blvd over Tassajara Creek in Alameda County, California. It was built in 1982, so it is 43 years old, younger than the California average of 54.8 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 10,878 vehicles a day, roughly 2% of them trucks, projected to reach 12,299 by 2045. The structure is 36 ft (11 m) long and 130 ft wide. If it were closed, the detour would be 3.1 mi (5 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 |
|---|---|---|
| Channel and channel protection | 9 Excellent | No problems noted. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was W Las Positas Blvd over Tassajara Creek built?
It was built in 1982, making it 43 years old in 2025.
What condition is W Las Positas Blvd over Tassajara Creek 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 October 2023.
How much traffic does W Las Positas Blvd over Tassajara Creek carry?
About 10,878 vehicles per day (2023 count), of which roughly 2% are trucks.
How long is W Las Positas Blvd over Tassajara Creek?
The structure is 36 ft (11 m) long with a longest span of 12 ft (3.7 m) and a deck 130 ft wide.
Who owns W Las Positas Blvd over Tassajara Creek?
It is owned by the City or Municipal Highway Agency.