US Bridges

7th Street over State Route 110 & Ramps

Good

Los Angeles County, California · 07-LA-110-22.56-LA · Structure no. 53 0749

Built
1953
72 years old, rebuilt 1979
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
287 ft
1 main span
Daily traffic
22,000
2021 count
Owner
State
State Highway Agency

About this bridge

7th Street over State Route 110 & Ramps is a prestressed concrete continuous box beam or girders - multiple carrying 7th Street over State Route 110 & Ramps in Los Angeles County, California. It was built in 1953 and reconstructed in 1979, so it is 72 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 22,000 vehicles a day, roughly 1% of them trucks, projected to reach 24,730 by 2041. The structure is 287 ft (87.5 m) long and 82 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Carries7th Street
CrossesState Route 110 & Ramps
Location07-LA-110-22.56-LA
RouteCity Street 0
Coordinates34.05041, -118.26332
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.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans1 (+3 approach)
Design loadHS 20
Structure length287 ft (87.5 m)
Longest span107 ft (32.6 m)
Deck width82 ft (25 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,000 (2021)
Projected traffic24,730 by 2041
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed0.6 mi (1 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 7th Street over State Route 110 & Ramps built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1979.

What condition is 7th Street over State Route 110 & Ramps 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 September 2024.

How much traffic does 7th Street over State Route 110 & Ramps carry?

About 22,000 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is 7th Street over State Route 110 & Ramps?

The structure is 287 ft (87.5 m) long with a longest span of 107 ft (32.6 m) and a deck 82 ft wide.

Who owns 7th Street over State Route 110 & Ramps?

It is owned by the State Highway Agency.