US Highway 101 SB over San Jon Crk & San Jon RD
FairVentura County, California · 07-VEN-101-29.55-VEN · Structure no. 52 0163L
- Built
- 1961
- 64 years old
- Condition
- Fair
- inspected August 2024
- Type
- Tee Beam
- Concrete Continuous
- Length
- 245 ft
- 6 main spans
- Daily traffic
- 66,000
- 2018 count
- Owner
- State
- State Highway Agency
About this bridge
US Highway 101 SB over San Jon Crk & San Jon RD is a concrete continuous tee beam carrying US Highway 101 SB over San Jon Crk & San Jon RD in Ventura County, California. It was built in 1961, so it is 64 years old, older 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 6 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 66,000 vehicles a day, roughly 8% of them trucks, projected to reach 98,340 by 2046. The structure is 245 ft (74.7 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US Highway 101 SB over San Jon Crk & San Jon RD built?
It was built in 1961, making it 64 years old in 2025.
What condition is US Highway 101 SB over San Jon Crk & San Jon RD 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 August 2024.
How much traffic does US Highway 101 SB over San Jon Crk & San Jon RD carry?
About 66,000 vehicles per day (2018 count), of which roughly 8% are trucks.
How long is US Highway 101 SB over San Jon Crk & San Jon RD?
The structure is 245 ft (74.7 m) long with a longest span of 48 ft (14.6 m) and a deck 52 ft wide.
Who owns US Highway 101 SB over San Jon Crk & San Jon RD?
It is owned by the State Highway Agency.