US Bridges

Slauson Ave over Interstate 710

Good

Los Angeles County, California · 07-LA-710-21.03-BELL · Structure no. 53 0837

Built
1957
68 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
156 ft
2 main spans
Daily traffic
32,500
2015 count
Owner
State
State Highway Agency

About this bridge

Slauson Ave over Interstate 710 is a concrete continuous box beam or girders - multiple carrying Slauson Ave over Interstate 710 in Los Angeles County, California. It was built in 1957, so it is 68 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 32,500 vehicles a day, roughly 2% of them trucks, projected to reach 46,858 by 2042. The structure is 156 ft (47.5 m) long and 84 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSlauson Ave
CrossesInterstate 710
Location07-LA-710-21.03-BELL
RouteCity Street 0L125
Coordinates33.98655, -118.16999
Functional classUrban Minor 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.
Last inspectionJuly 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating47.5 US tons
Inventory rating34 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length156 ft (47.5 m)
Longest span77 ft (23.5 m)
Deck width84 ft (25.6 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,500 (2015)
Projected traffic46,858 by 2042
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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 Slauson Ave over Interstate 710 built?

It was built in 1957, making it 68 years old in 2025.

What condition is Slauson Ave over Interstate 710 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 July 2024.

How much traffic does Slauson Ave over Interstate 710 carry?

About 32,500 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Slauson Ave over Interstate 710?

The structure is 156 ft (47.5 m) long with a longest span of 77 ft (23.5 m) and a deck 84 ft wide.

Who owns Slauson Ave over Interstate 710?

It is owned by the State Highway Agency.