Eleventh Ave over State Route 99
GoodKern County, California · 06-KER-099-56.10-DLN · Structure no. 50 0211
- Built
- 1955
- 70 years old
- Condition
- Good
- inspected March 2024
- Type
- Box Beam or Girders - Multiple
- Concrete Continuous
- Length
- 193 ft
- 4 main spans
- Daily traffic
- 10,796
- 2014 count
- Owner
- State
- State Highway Agency
About this bridge
Eleventh Ave over State Route 99 is a concrete continuous box beam or girders - multiple carrying Eleventh Ave over State Route 99 in Kern County, California. It was built in 1955, so it is 70 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 10,796 vehicles a day, roughly 5% of them trucks, projected to reach 14,282 by 2042. The structure is 193 ft (58.8 m) long and 66 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. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Eleventh Ave over State Route 99 built?
It was built in 1955, making it 70 years old in 2025.
What condition is Eleventh Ave over State Route 99 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 March 2024.
How much traffic does Eleventh Ave over State Route 99 carry?
About 10,796 vehicles per day (2014 count), of which roughly 5% are trucks.
How long is Eleventh Ave over State Route 99?
The structure is 193 ft (58.8 m) long with a longest span of 60 ft (18.3 m) and a deck 66 ft wide.
Who owns Eleventh Ave over State Route 99?
It is owned by the State Highway Agency.