Petersburg RD over South Fork Salmon River
GoodSiskiyou County, California · 0.1 MI S Calhn-Cecilvl RD · Structure no. 02C0182
- Built
- 1969
- 56 years old
- Condition
- Good
- inspected August 2023
- Type
- Tee Beam
- Concrete Continuous
- Length
- 152 ft
- 2 main spans
- Daily traffic
- 29
- 2011 count
- Owner
- County
- County Highway Agency
About this bridge
Petersburg RD over South Fork Salmon River is a concrete continuous tee beam carrying Petersburg RD over South Fork Salmon River in Siskiyou County, California. It was built in 1969, so it is 56 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 29 vehicles a day, roughly 1% of them trucks, projected to reach 23 by 2041. The structure is 152 ft (46.3 m) long and 25 ft wide. If it were closed, the detour would be 9.9 mi (16 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 Petersburg RD over South Fork Salmon River built?
It was built in 1969, making it 56 years old in 2025.
What condition is Petersburg RD over South Fork Salmon 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 August 2023.
How much traffic does Petersburg RD over South Fork Salmon River carry?
About 29 vehicles per day (2011 count), of which roughly 1% are trucks.
How long is Petersburg RD over South Fork Salmon River?
The structure is 152 ft (46.3 m) long with a longest span of 75 ft (22.9 m) and a deck 25 ft wide.
Who owns Petersburg RD over South Fork Salmon River?
It is owned by the County Highway Agency.