US Bridges

Ave 19 W Rdwy over Arroyo Seco Channel

Fair

Los Angeles County, California · 0.5 MI N of Pasadena Ave · Structure no. 53C2196

Built
2008
17 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
235 ft
2 main spans
Daily traffic
5,000
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Ave 19 W Rdwy over Arroyo Seco Channel is a prestressed concrete continuous box beam or girders - multiple carrying Ave 19 W Rdwy over Arroyo Seco Channel in Los Angeles County, California. It was built in 2008, so it is 17 years old, younger 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 5,000 vehicles a day, roughly 3% of them trucks, projected to reach 9,336 by 2042. The structure is 235 ft (71.6 m) long and 71 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesAve 19 W Rdwy
CrossesArroyo Seco Channel
Location0.5 MI N of Pasadena Ave
RouteCity Street 0
Coordinates34.07947, -118.22562
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length235 ft (71.6 m)
Longest span134 ft (40.7 m)
Deck width71 ft (21.6 m)
Roadway width71 ft (21.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2016)
Projected traffic9,336 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ave 19 W Rdwy over Arroyo Seco Channel built?

It was built in 2008, making it 17 years old in 2025.

What condition is Ave 19 W Rdwy 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 Ave 19 W Rdwy over Arroyo Seco Channel carry?

About 5,000 vehicles per day (2016 count), of which roughly 3% are trucks.

How long is Ave 19 W Rdwy over Arroyo Seco Channel?

The structure is 235 ft (71.6 m) long with a longest span of 134 ft (40.7 m) and a deck 71 ft wide.

Who owns Ave 19 W Rdwy over Arroyo Seco Channel?

It is owned by the City or Municipal Highway Agency.