River Road over Salinas River
FairSan Luis Obispo County, California · 0.5 MI E Mission ST · Structure no. 49C0444
- Built
- 2005
- 20 years old
- Condition
- Fair
- inspected June 2024
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete Continuous
- Length
- 1,107 ft
- 8 main spans
- Daily traffic
- 500
- 2018 count
- Owner
- County
- County Highway Agency
About this bridge
River Road over Salinas River is a prestressed concrete continuous box beam or girders - multiple carrying River Road over Salinas River in San Luis Obispo County, California. It was built in 2005, so it is 20 years old, younger than the California average of 54.8 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 500 vehicles a day, roughly 1% of them trucks, projected to reach 1,400 by 2044. The structure is 1,107 ft (337.3 m) long and 35 ft wide. If it were closed, the detour would be 18.6 mi (30 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 9 Excellent | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was River Road over Salinas River built?
It was built in 2005, making it 20 years old in 2025.
What condition is River Road over Salinas River in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.
How much traffic does River Road over Salinas River carry?
About 500 vehicles per day (2018 count), of which roughly 1% are trucks.
How long is River Road over Salinas River?
The structure is 1,107 ft (337.3 m) long with a longest span of 147 ft (44.8 m) and a deck 35 ft wide.
Who owns River Road over Salinas River?
It is owned by the County Highway Agency.