US Bridges

W10 Busway over Metrolink & EB Busway

Good

Los Angeles County, California · 07-LA-010S-21.07-LA · Structure no. 53 2540L

Built
1974
51 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
846 ft
8 main spans
Daily traffic
30,500
2016 count
Owner
State
State Highway Agency

About this bridge

W10 Busway over Metrolink & EB Busway is a concrete continuous box beam or girders - multiple carrying W10 Busway over Metrolink & EB Busway in Los Angeles County, California. It was built in 1974, so it is 51 years old, younger 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 30,500 vehicles a day, roughly 6% of them trucks, projected to reach 31,115 by 2046. The structure is 846 ft (257.9 m) long and 51 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesW10 Busway
CrossesMetrolink & EB Busway
Location07-LA-010S-21.07-LA
RouteInterstate 10
Coordinates34.06217, -118.17092
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 inspectionJanuary 2024
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 rating47.2 US tons
Inventory rating36.4 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length846 ft (257.9 m)
Longest span120 ft (36.6 m)
Deck width51 ft (15.4 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,500 (2016)
Projected traffic31,115 by 2046
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 W10 Busway over Metrolink & EB Busway built?

It was built in 1974, making it 51 years old in 2025.

What condition is W10 Busway over Metrolink & EB Busway 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 January 2024.

How much traffic does W10 Busway over Metrolink & EB Busway carry?

About 30,500 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is W10 Busway over Metrolink & EB Busway?

The structure is 846 ft (257.9 m) long with a longest span of 120 ft (36.6 m) and a deck 51 ft wide.

Who owns W10 Busway over Metrolink & EB Busway?

It is owned by the State Highway Agency.