US Bridges

Route 10 EB over Alhambra Wash

Good

Los Angeles County, California · 07-LA-010-25.50-RSMD · Structure no. 53 0653R

Built
1953
72 years old, rebuilt 1972
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
75 ft
1 main span
Daily traffic
106,250
2021 count
Owner
State
State Highway Agency

About this bridge

Route 10 EB over Alhambra Wash is a steel stringer/multi-beam or girder carrying Route 10 EB over Alhambra Wash in Los Angeles County, California. It was built in 1953 and reconstructed in 1972, so it is 72 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 106,250 vehicles a day, roughly 6% of them trucks, projected to reach 121,890 by 2044. The structure is 75 ft (22.9 m) long and 87 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 10 EB
CrossesAlhambra Wash
Location07-LA-010-25.50-RSMD
RouteInterstate 10
Coordinates34.07171, -118.09659
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating83.6 US tons
Inventory rating50 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length75 ft (22.9 m)
Longest span70 ft (21.3 m)
Deck width87 ft (26.5 m)
Roadway width84 ft (25.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic106,250 (2021)
Projected traffic121,890 by 2044
Trucks6%
Lanes on structure6
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 10 EB over Alhambra Wash built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1972.

What condition is Route 10 EB over Alhambra Wash 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 March 2023.

How much traffic does Route 10 EB over Alhambra Wash carry?

About 106,250 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Route 10 EB over Alhambra Wash?

The structure is 75 ft (22.9 m) long with a longest span of 70 ft (21.3 m) and a deck 87 ft wide.

Who owns Route 10 EB over Alhambra Wash?

It is owned by the State Highway Agency.