U.S. Highway 101 over Zaca Creek
GoodSanta Barbara County, California · 05-SB-101-R57.41 · Structure no. 51 0016
- Built
- 1965
- 60 years old
- Condition
- Good
- inspected May 2023
- Type
- Culvert
- Concrete Continuous
- Length
- 32 ft
- 3 main spans
- Daily traffic
- 21,000
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
U.S. Highway 101 over Zaca Creek is a concrete continuous culvert carrying U.S. Highway 101 over Zaca Creek in Santa Barbara County, California. It was built in 1965, so it is 60 years old, older 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 21,000 vehicles a day, roughly 15% of them trucks, projected to reach 35,425 by 2042. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 16.8 mi (27 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was U.S. Highway 101 over Zaca Creek built?
It was built in 1965, making it 60 years old in 2025.
What condition is U.S. Highway 101 over Zaca 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 May 2023.
How much traffic does U.S. Highway 101 over Zaca Creek carry?
About 21,000 vehicles per day (2009 count), of which roughly 15% are trucks.
How long is U.S. Highway 101 over Zaca Creek?
The structure is 32 ft (9.8 m) long with a longest span of 8 ft (2.4 m).
Who owns U.S. Highway 101 over Zaca Creek?
It is owned by the State Highway Agency.