State Route 1 over Little Pico Creek
GoodSan Luis Obispo County, California · 05-SLO-001-56.34 · Structure no. 49 0048
- Built
- 1991
- 34 years old
- Condition
- Good
- inspected September 2023
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete Continuous
- Length
- 445 ft
- 3 main spans
- Daily traffic
- 5,300
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
State Route 1 over Little Pico Creek is a prestressed concrete continuous box beam or girders - multiple carrying State Route 1 over Little Pico Creek in San Luis Obispo County, California. It was built in 1991, so it is 34 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 5,300 vehicles a day, roughly 2% of them trucks, projected to reach 7,133 by 2045. The structure is 445 ft (135.6 m) long and 43 ft wide. If it were closed, the detour would be 123.7 mi (199 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. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was State Route 1 over Little Pico Creek built?
It was built in 1991, making it 34 years old in 2025.
What condition is State Route 1 over Little Pico 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 September 2023.
How much traffic does State Route 1 over Little Pico Creek carry?
About 5,300 vehicles per day (2009 count), of which roughly 2% are trucks.
How long is State Route 1 over Little Pico Creek?
The structure is 445 ft (135.6 m) long with a longest span of 170 ft (51.8 m) and a deck 43 ft wide.
Who owns State Route 1 over Little Pico Creek?
It is owned by the State Highway Agency.