State Route 58 over Salinas River
GoodSan Luis Obispo County, California · 05-SLO-058-4.89 · Structure no. 49 0237
- Built
- 1996
- 29 years old
- Condition
- Good
- inspected May 2024
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete Continuous
- Length
- 323 ft
- 2 main spans
- Daily traffic
- 1,850
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
State Route 58 over Salinas River is a prestressed concrete continuous box beam or girders - multiple carrying State Route 58 over Salinas River in San Luis Obispo County, California. It was built in 1996, so it is 29 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 1,850 vehicles a day, roughly 6% of them trucks, projected to reach 3,369 by 2042. The structure is 323 ft (98.5 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 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 | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was State Route 58 over Salinas River built?
It was built in 1996, making it 29 years old in 2025.
What condition is State Route 58 over Salinas River 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 2024.
How much traffic does State Route 58 over Salinas River carry?
About 1,850 vehicles per day (2009 count), of which roughly 6% are trucks.
How long is State Route 58 over Salinas River?
The structure is 323 ft (98.5 m) long with a longest span of 173 ft (52.7 m) and a deck 35 ft wide.
Who owns State Route 58 over Salinas River?
It is owned by the State Highway Agency.