SB880 Conn&offramp over Hetch Hetchy Aqueduct
GoodSanta Clara County, California · 04-SCL-880-7.98-MPS · Structure no. 37 0640M
- Built
- 2002
- 23 years old
- Condition
- Good
- inspected March 2023
- Type
- Slab
- Concrete Continuous
- Length
- 54 ft
- 3 main spans
- Daily traffic
- 150,000
- 2019 count
- Owner
- State
- State Highway Agency
About this bridge
SB880 Conn&offramp over Hetch Hetchy Aqueduct is a concrete continuous slab carrying SB880 Conn&offramp over Hetch Hetchy Aqueduct in Santa Clara County, California. It was built in 2002, so it is 23 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 150,000 vehicles a day, roughly 8% of them trucks, projected to reach 198,933 by 2041. The structure is 54 ft (16.6 m) long and 115 ft wide. If it were closed, the detour would be 0.6 mi (1 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 |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| 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 SB880 Conn&offramp over Hetch Hetchy Aqueduct built?
It was built in 2002, making it 23 years old in 2025.
What condition is SB880 Conn&offramp over Hetch Hetchy Aqueduct 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 March 2023.
How much traffic does SB880 Conn&offramp over Hetch Hetchy Aqueduct carry?
About 150,000 vehicles per day (2019 count), of which roughly 8% are trucks.
How long is SB880 Conn&offramp over Hetch Hetchy Aqueduct?
The structure is 54 ft (16.6 m) long with a longest span of 18 ft (5.4 m) and a deck 115 ft wide.
Who owns SB880 Conn&offramp over Hetch Hetchy Aqueduct?
It is owned by the State Highway Agency.