US Bridges

San Gabriel Blvd over Alhambra Wash

Good

Los Angeles County, California · 100FT S/O Garvey Ave · Structure no. 53C0034

Built
1935
90 years old, rebuilt 1955
Condition
Good
inspected March 2023
Type
Tee Beam
Concrete
Length
95 ft
1 main span
Daily traffic
24,637
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

San Gabriel Blvd over Alhambra Wash is a concrete tee beam carrying San Gabriel Blvd over Alhambra Wash in Los Angeles County, California. It was built in 1935 and reconstructed in 1955, so it is 90 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 24,637 vehicles a day, roughly 7% of them trucks, projected to reach 29,565 by 2041. The structure is 95 ft (29 m) long and 88 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSan Gabriel Blvd
CrossesAlhambra Wash
Location100FT S/O Garvey Ave
RouteCity Street 0L364
Coordinates34.06159, -118.09042
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.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating25.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length95 ft (29 m)
Longest span88 ft (26.8 m)
Deck width88 ft (26.8 m)
Roadway width76 ft (23.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,637 (2017)
Projected traffic29,565 by 2041
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was San Gabriel Blvd over Alhambra Wash built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1955.

What condition is San Gabriel Blvd 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 San Gabriel Blvd over Alhambra Wash carry?

About 24,637 vehicles per day (2017 count), of which roughly 7% are trucks.

How long is San Gabriel Blvd over Alhambra Wash?

The structure is 95 ft (29 m) long with a longest span of 88 ft (26.8 m) and a deck 88 ft wide.

Who owns San Gabriel Blvd over Alhambra Wash?

It is owned by the City or Municipal Highway Agency.