US Bridges

I 710 over Olympic Blvd

Fair

Los Angeles County, California · 07-LA-710-23.44-LA · Structure no. 53 1044

Built
1955
70 years old, rebuilt 1967
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
97 ft
3 main spans
Daily traffic
189,000
2015 count
Owner
State
State Highway Agency

About this bridge

I 710 over Olympic Blvd is a concrete box beam or girders - multiple carrying I 710 over Olympic Blvd in Los Angeles County, California. It was built in 1955 and reconstructed in 1967, so it is 70 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 6 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 189,000 vehicles a day, roughly 7% of them trucks, projected to reach 198,000 by 2041. The structure is 97 ft (29.5 m) long and 163 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 710
CrossesOlympic Blvd
Location07-LA-710-23.44-LA
RouteInterstate 710
Coordinates34.01878, -118.17322
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.1 US tons
Inventory rating30.8 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length97 ft (29.5 m)
Longest span94 ft (28.7 m)
Deck width163 ft (49.6 m)
Roadway width137 ft (41.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic189,000 (2015)
Projected traffic198,000 by 2041
Trucks7%
Lanes on structure9
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 I 710 over Olympic Blvd built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1967.

What condition is I 710 over Olympic Blvd 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 August 2024.

How much traffic does I 710 over Olympic Blvd carry?

About 189,000 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is I 710 over Olympic Blvd?

The structure is 97 ft (29.5 m) long with a longest span of 94 ft (28.7 m) and a deck 163 ft wide.

Who owns I 710 over Olympic Blvd?

It is owned by the State Highway Agency.