Pasadena Ave over Arroyo Seco Channel
FairLos Angeles County, California · Atsr 110 · Structure no. 53C1876
- Built
- 1940
- 85 years old
- Condition
- Fair
- inspected September 2024
- Type
- Tee Beam
- Concrete Continuous
- Length
- 78 ft
- 1 main span
- Daily traffic
- 15,500
- 2016 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
Pasadena Ave over Arroyo Seco Channel is a concrete continuous tee beam carrying Pasadena Ave over Arroyo Seco Channel in Los Angeles County, California. It was built in 1940, so it is 85 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 15,500 vehicles a day, roughly 1% of them trucks, projected to reach 20,884 by 2042. The structure is 78 ft (23.8 m) long and 66 ft wide. If it were closed, the detour would be 1.9 mi (3 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 | 8 Very Good | No problems noted. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Pasadena Ave over Arroyo Seco Channel built?
It was built in 1940, making it 85 years old in 2025.
What condition is Pasadena Ave over Arroyo Seco 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 September 2024.
How much traffic does Pasadena Ave over Arroyo Seco Channel carry?
About 15,500 vehicles per day (2016 count), of which roughly 1% are trucks.
How long is Pasadena Ave over Arroyo Seco Channel?
The structure is 78 ft (23.8 m) long with a longest span of 74 ft (22.5 m) and a deck 66 ft wide.
Who owns Pasadena Ave over Arroyo Seco Channel?
It is owned by the City or Municipal Highway Agency.