US Bridges

Western Ave over Interstate 10 and Ramps

Good

Los Angeles County, California · 07-LA-010-R12.82-LA · Structure no. 53 1566

Built
1962
63 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
318 ft
4 main spans
Daily traffic
39,785
2014 count
Owner
State
State Highway Agency

About this bridge

Western Ave over Interstate 10 and Ramps is a concrete continuous box beam or girders - multiple carrying Western Ave over Interstate 10 and Ramps in Los Angeles County, California. It was built in 1962, so it is 63 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 39,785 vehicles a day, roughly 2% of them trucks, projected to reach 53,679 by 2042. The structure is 318 ft (96.9 m) long and 100 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWestern Ave
CrossesInterstate 10 and Ramps
Location07-LA-010-R12.82-LA
RouteCity Street 0
Coordinates34.03669, -118.30887
Functional classUrban Other Principal Arterial

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.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.3 US tons
Inventory rating31.1 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length318 ft (96.9 m)
Longest span90 ft (27.4 m)
Deck width100 ft (30.5 m)
Roadway width84 ft (25.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,785 (2014)
Projected traffic53,679 by 2042
Trucks2%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Western Ave over Interstate 10 and Ramps built?

It was built in 1962, making it 63 years old in 2025.

What condition is Western Ave over Interstate 10 and Ramps 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 July 2024.

How much traffic does Western Ave over Interstate 10 and Ramps carry?

About 39,785 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is Western Ave over Interstate 10 and Ramps?

The structure is 318 ft (96.9 m) long with a longest span of 90 ft (27.4 m) and a deck 100 ft wide.

Who owns Western Ave over Interstate 10 and Ramps?

It is owned by the State Highway Agency.