N405-E&W10 Connctr over National Blvd
GoodLos Angeles County, California · 07-LA-405-29.16-LA · Structure no. 53 0703G
- Built
- 1964
- 61 years old
- Condition
- Good
- inspected April 2023
- Type
- Box Beam or Girders - Single or Spread
- Concrete Continuous
- Length
- 143 ft
- 3 main spans
- Daily traffic
- 32,000
- 2019 count
- Owner
- State
- State Highway Agency
About this bridge
N405-E&W10 Connctr over National Blvd is a concrete continuous box beam or girders - single or spread carrying N405-E&W10 Connctr over National Blvd in Los Angeles County, California. It was built in 1964, so it is 61 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 32,000 vehicles a day, roughly 2% of them trucks, projected to reach 48,682 by 2040. The structure is 143 ft (43.6 m) long and 40 ft wide. If it were closed, the detour would be 3.1 mi (5 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 N405-E&W10 Connctr over National Blvd built?
It was built in 1964, making it 61 years old in 2025.
What condition is N405-E&W10 Connctr over National Blvd 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 April 2023.
How much traffic does N405-E&W10 Connctr over National Blvd carry?
About 32,000 vehicles per day (2019 count), of which roughly 2% are trucks.
How long is N405-E&W10 Connctr over National Blvd?
The structure is 143 ft (43.6 m) long with a longest span of 86 ft (26.2 m) and a deck 40 ft wide.
Who owns N405-E&W10 Connctr over National Blvd?
It is owned by the State Highway Agency.