Lilac RD over So Fork Keys Canyon
GoodSan Diego County, California · 0.8MI N/O Old Castle RD · Structure no. 57C0346
- Built
- 1950
- 75 years old
- Condition
- Good
- inspected July 2023
- Type
- Slab
- Concrete Continuous
- Length
- 48 ft
- 2 main spans
- Daily traffic
- 1,233
- 2023 count
- Owner
- County
- County Highway Agency
About this bridge
Lilac RD over So Fork Keys Canyon is a concrete continuous slab carrying Lilac RD over So Fork Keys Canyon in San Diego County, California. It was built in 1950, so it is 75 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 1,233 vehicles a day, roughly 1% of them trucks, projected to reach 3,143 by 2043. The structure is 48 ft (14.6 m) long and 27 ft wide. If it were closed, the detour would be 11.2 mi (18 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Lilac RD over So Fork Keys Canyon built?
It was built in 1950, making it 75 years old in 2025.
What condition is Lilac RD over So Fork Keys Canyon 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 2023.
How much traffic does Lilac RD over So Fork Keys Canyon carry?
About 1,233 vehicles per day (2023 count), of which roughly 1% are trucks.
How long is Lilac RD over So Fork Keys Canyon?
The structure is 48 ft (14.6 m) long with a longest span of 23 ft (7 m) and a deck 27 ft wide.
Who owns Lilac RD over So Fork Keys Canyon?
It is owned by the County Highway Agency.