US Bridges

4th ST EB Ramp over State Route 110 & Ramps

Good

Los Angeles County, California · 07-LA-110-23.00-LA · Structure no. 53 0787

Built
1951
74 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
309 ft
5 main spans
Daily traffic
9,000
2021 count
Owner
State
State Highway Agency

About this bridge

4th ST EB Ramp over State Route 110 & Ramps is a concrete continuous box beam or girders - multiple carrying 4th ST EB Ramp over State Route 110 & Ramps in Los Angeles County, California. It was built in 1951, so it is 74 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 9,000 vehicles a day, roughly 1% of them trucks, projected to reach 10,441 by 2041. The structure is 309 ft (94.2 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries4th ST EB Ramp
CrossesState Route 110 & Ramps
Location07-LA-110-23.00-LA
RouteCity Street 0
Coordinates34.05507, -118.25742
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 inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment9: Superior to present desirable criteria
Operating rating89 US tons
Inventory rating53.2 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length309 ft (94.2 m)
Longest span73 ft (22.3 m)
Deck width34 ft (10.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,000 (2021)
Projected traffic10,441 by 2041
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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 4th ST EB Ramp over State Route 110 & Ramps built?

It was built in 1951, making it 74 years old in 2025.

What condition is 4th ST EB Ramp 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 4th ST EB Ramp over State Route 110 & Ramps carry?

About 9,000 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is 4th ST EB Ramp over State Route 110 & Ramps?

The structure is 309 ft (94.2 m) long with a longest span of 73 ft (22.3 m) and a deck 34 ft wide.

Who owns 4th ST EB Ramp over State Route 110 & Ramps?

It is owned by the State Highway Agency.