U.S. Highway 101 over Perfuma Creek
GoodSan Luis Obispo County, California · 05-SLO-101-25.95 · Structure no. 49 0062
- Built
- 1948
- 77 years old, rebuilt 1962
- Condition
- Good
- inspected July 2024
- Type
- Culvert
- Concrete
- Length
- 21 ft
- 1 main span
- Daily traffic
- 56,000
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
U.S. Highway 101 over Perfuma Creek is a concrete culvert carrying U.S. Highway 101 over Perfuma Creek in San Luis Obispo County, California. It was built in 1948 and reconstructed in 1962, so it is 77 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 56,000 vehicles a day, roughly 8% of them trucks, projected to reach 86,777 by 2044. The structure is 21 ft (6.5 m) long. 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 | 7 Good | Some minor problems. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was U.S. Highway 101 over Perfuma Creek built?
It was built in 1948, making it 77 years old in 2025. It was reconstructed in 1962.
What condition is U.S. Highway 101 over Perfuma 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 July 2024.
How much traffic does U.S. Highway 101 over Perfuma Creek carry?
About 56,000 vehicles per day (2009 count), of which roughly 8% are trucks.
How long is U.S. Highway 101 over Perfuma Creek?
The structure is 21 ft (6.5 m) long with a longest span of 21 ft (6.5 m).
Who owns U.S. Highway 101 over Perfuma Creek?
It is owned by the State Highway Agency.