US Bridges

Las Tunas DR over Eaton Wash

Good

Los Angeles County, California · 0.2MI W/O Rosemead Blvd · Structure no. 53C0444

Built
1927
98 years old, rebuilt 1953
Condition
Good
inspected January 2025
Type
Tee Beam
Concrete
Length
63 ft
2 main spans
Daily traffic
21,836
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Las Tunas DR over Eaton Wash is a concrete tee beam carrying Las Tunas DR over Eaton Wash in Los Angeles County, California. It was built in 1927 and reconstructed in 1953, so it is 98 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 21,836 vehicles a day, roughly 1% of them trucks, projected to reach 26,203 by 2044. The structure is 63 ft (19.2 m) long and 126 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLas Tunas DR
CrossesEaton Wash
Location0.2MI W/O Rosemead Blvd
RouteCity Street 0L496
Coordinates34.10333, -118.07655
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 inspectionJanuary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating41.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length63 ft (19.2 m)
Longest span30 ft (9.1 m)
Deck width126 ft (38.3 m)
Roadway width95 ft (29 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,836 (2017)
Projected traffic26,203 by 2044
Trucks1%
Lanes on structure6
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 Las Tunas DR over Eaton Wash built?

It was built in 1927, making it 98 years old in 2025. It was reconstructed in 1953.

What condition is Las Tunas DR over Eaton 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 January 2025.

How much traffic does Las Tunas DR over Eaton Wash carry?

About 21,836 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is Las Tunas DR over Eaton Wash?

The structure is 63 ft (19.2 m) long with a longest span of 30 ft (9.1 m) and a deck 126 ft wide.

Who owns Las Tunas DR over Eaton Wash?

It is owned by the City or Municipal Highway Agency.