US Bridges

State Route 90 over Ballona Creek

Good

Los Angeles County, California · 07-LA-090-R1.04-LA · Structure no. 53 2315

Built
1972
53 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
530 ft
4 main spans
Daily traffic
154,000
2015 count
Owner
State
State Highway Agency

About this bridge

State Route 90 over Ballona Creek is a concrete continuous box beam or girders - multiple carrying State Route 90 over Ballona Creek in Los Angeles County, California. It was built in 1972, so it is 53 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 154,000 vehicles a day, roughly 3% of them trucks, projected to reach 204,109 by 2042. The structure is 530 ft (161.5 m) long and 82 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesState Route 90
CrossesBallona Creek
Location07-LA-090-R1.04-LA
RouteState Highway 90
Coordinates33.98074, -118.42475
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 protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 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 rating106 US tons
Inventory rating63.6 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length530 ft (161.5 m)
Longest span143 ft (43.6 m)
Deck width82 ft (25 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic154,000 (2015)
Projected traffic204,109 by 2042
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was State Route 90 over Ballona Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is State Route 90 over Ballona Creek 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 August 2023.

How much traffic does State Route 90 over Ballona Creek carry?

About 154,000 vehicles per day (2015 count), of which roughly 3% are trucks.

How long is State Route 90 over Ballona Creek?

The structure is 530 ft (161.5 m) long with a longest span of 143 ft (43.6 m) and a deck 82 ft wide.

Who owns State Route 90 over Ballona Creek?

It is owned by the State Highway Agency.