Interstate 710 over Laguna Channel
FairLos Angeles County, California · 07-LA-710-26.12-MONP · Structure no. 53 1643
- Built
- 1961
- 64 years old, rebuilt 1973
- Condition
- Fair
- inspected August 2024
- Type
- Culvert
- Concrete
- Length
- 24 ft
- 2 main spans
- Daily traffic
- 185,000
- 2017 count
- Owner
- State
- State Highway Agency
About this bridge
Interstate 710 over Laguna Channel is a concrete culvert carrying Interstate 710 over Laguna Channel in Los Angeles County, California. It was built in 1961 and reconstructed in 1973, 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 185,000 vehicles a day, roughly 5% of them trucks, projected to reach 209,892 by 2041. The structure is 24 ft (7.3 m) long. 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 |
|---|---|---|
| Channel and channel protection | 8 Very Good | No problems noted. |
| Culvert | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Interstate 710 over Laguna Channel built?
It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1973.
What condition is Interstate 710 over Laguna Channel 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 Interstate 710 over Laguna Channel carry?
About 185,000 vehicles per day (2017 count), of which roughly 5% are trucks.
How long is Interstate 710 over Laguna Channel?
The structure is 24 ft (7.3 m) long with a longest span of 14 ft (4.3 m).
Who owns Interstate 710 over Laguna Channel?
It is owned by the State Highway Agency.