US Bridges

Interstate 5 over Los Angeles Aqueduct Psk

Good

Los Angeles County, California · 07-LA-005-R44.41-LA · Structure no. 53 1012

Built
1970
55 years old
Condition
Good
inspected February 2025
Type
Tee Beam
Concrete
Length
70 ft
1 main span
Daily traffic
281,078
2018 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 over Los Angeles Aqueduct Psk is a concrete tee beam carrying Interstate 5 over Los Angeles Aqueduct Psk in Los Angeles County, California. It was built in 1970, so it is 55 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 281,078 vehicles a day, roughly 9% of them trucks, projected to reach 346,331 by 2043. The structure is 70 ft (21.3 m) long and 320 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesInterstate 5
CrossesLos Angeles Aqueduct Psk
Location07-LA-005-R44.41-LA
RouteInterstate 5
Coordinates34.32149, -118.49621
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating40.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span68 ft (20.6 m)
Deck width320 ft (97.5 m)
Roadway width287 ft (87.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic281,078 (2018)
Projected traffic346,331 by 2043
Trucks9%
Lanes on structure19
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Interstate 5 over Los Angeles Aqueduct Psk built?

It was built in 1970, making it 55 years old in 2025.

What condition is Interstate 5 over Los Angeles Aqueduct Psk 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 February 2025.

How much traffic does Interstate 5 over Los Angeles Aqueduct Psk carry?

About 281,078 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is Interstate 5 over Los Angeles Aqueduct Psk?

The structure is 70 ft (21.3 m) long with a longest span of 68 ft (20.6 m) and a deck 320 ft wide.

Who owns Interstate 5 over Los Angeles Aqueduct Psk?

It is owned by the State Highway Agency.