Interstate 8 EB over Corte Madera RD
GoodSan Diego County, California · 11-SD-008-R43.09 · Structure no. 57 0693R
- Built
- 1974
- 51 years old
- Condition
- Good
- inspected January 2024
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete
- Length
- 149 ft
- 1 main span
- Daily traffic
- 8,900
- 2014 count
- Owner
- State
- State Highway Agency
About this bridge
Interstate 8 EB over Corte Madera RD is a prestressed concrete box beam or girders - multiple carrying Interstate 8 EB over Corte Madera RD in San Diego County, California. It was built in 1974, so it is 51 years old, younger 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 8,900 vehicles a day, roughly 13% of them trucks, projected to reach 13,620 by 2044. The structure is 149 ft (45.4 m) long and 42 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 Interstate 8 EB over Corte Madera RD built?
It was built in 1974, making it 51 years old in 2025.
What condition is Interstate 8 EB over Corte Madera RD 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 January 2024.
How much traffic does Interstate 8 EB over Corte Madera RD carry?
About 8,900 vehicles per day (2014 count), of which roughly 13% are trucks.
How long is Interstate 8 EB over Corte Madera RD?
The structure is 149 ft (45.4 m) long with a longest span of 149 ft (45.4 m) and a deck 42 ft wide.
Who owns Interstate 8 EB over Corte Madera RD?
It is owned by the State Highway Agency.