US Bridges

11th Street over Interstate 10

Fair

Los Angeles County, California · 07-LA-010-R2.38-SMCA · Structure no. 53 1595

Built
1965
60 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
198 ft
2 main spans
Daily traffic
13,525
2016 count
Owner
State
State Highway Agency

About this bridge

11th Street over Interstate 10 is a concrete continuous box beam or girders - multiple carrying 11th Street over Interstate 10 in Los Angeles County, California. It was built in 1965, so it is 60 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 13,525 vehicles a day, roughly 5% of them trucks, projected to reach 16,696 by 2042. The structure is 198 ft (60.2 m) long and 74 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries11th Street
CrossesInterstate 10
Location07-LA-010-R2.38-SMCA
RouteCity Street 0
Coordinates34.01671, -118.48249
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating41.8 US tons
Inventory rating32.2 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length198 ft (60.2 m)
Longest span102 ft (31.2 m)
Deck width74 ft (22.6 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,525 (2016)
Projected traffic16,696 by 2042
Trucks5%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 11th Street over Interstate 10 built?

It was built in 1965, making it 60 years old in 2025.

What condition is 11th Street over Interstate 10 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2024.

How much traffic does 11th Street over Interstate 10 carry?

About 13,525 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is 11th Street over Interstate 10?

The structure is 198 ft (60.2 m) long with a longest span of 102 ft (31.2 m) and a deck 74 ft wide.

Who owns 11th Street over Interstate 10?

It is owned by the State Highway Agency.