US Bridges

Interstate 10 over Holt Ave

Good

Los Angeles County, California · 07-LA-010-38.97-WCOV · Structure no. 53 0671

Built
1975
50 years old, rebuilt 2019
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
216 ft
2 main spans
Daily traffic
209,000
2018 count
Owner
State
State Highway Agency

About this bridge

Interstate 10 over Holt Ave is a prestressed concrete continuous box beam or girders - multiple carrying Interstate 10 over Holt Ave in Los Angeles County, California. It was built in 1975 and reconstructed in 2019, so it is 50 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 209,000 vehicles a day, projected to reach 271,868 by 2046. The structure is 216 ft (65.9 m) long and 207 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 10
CrossesHolt Ave
Location07-LA-010-38.97-WCOV
RouteInterstate 10
Coordinates34.07033, -117.86526
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.7 US tons
Inventory rating22.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length216 ft (65.9 m)
Longest span110 ft (33.6 m)
Deck width207 ft (63.1 m)
Roadway width204 ft (62.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic209,000 (2018)
Projected traffic271,868 by 2046
Trucks0%
Lanes on structure11
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Interstate 10 over Holt Ave built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 2019.

What condition is Interstate 10 over Holt Ave 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 Interstate 10 over Holt Ave carry?

About 209,000 vehicles per day (2018 count).

How long is Interstate 10 over Holt Ave?

The structure is 216 ft (65.9 m) long with a longest span of 110 ft (33.6 m) and a deck 207 ft wide.

Who owns Interstate 10 over Holt Ave?

It is owned by the State Highway Agency.