US Bridges

Interstate 110 over Jefferson Blvd

Fair

Los Angeles County, California · 07-LA-110-20.21-LA · Structure no. 53 0897

Built
1995
30 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
93 ft
1 main span
Daily traffic
289,000
2022 count
Owner
State
State Highway Agency

About this bridge

Interstate 110 over Jefferson Blvd is a prestressed concrete stringer/multi-beam or girder carrying Interstate 110 over Jefferson Blvd in Los Angeles County, California. It was built in 1995, so it is 30 years old, younger 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 5 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 289,000 vehicles a day, roughly 3% of them trucks, projected to reach 367,956 by 2042. The structure is 93 ft (28.2 m) long and 273 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesInterstate 110
CrossesJefferson Blvd
Location07-LA-110-20.21-LA
RouteInterstate 110
CountyLos Angeles County
StateCalifornia
Coordinates34.02082, -118.27781
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length93 ft (28.2 m)
Longest span93 ft (28.2 m)
Deck width273 ft (83.2 m)
Roadway width269 ft (82 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic289,000 (2022)
Projected traffic367,956 by 2042
Trucks3%
Lanes on structure14
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 Interstate 110 over Jefferson Blvd built?

It was built in 1995, making it 30 years old in 2025.

What condition is Interstate 110 over Jefferson 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 September 2023.

How much traffic does Interstate 110 over Jefferson Blvd carry?

About 289,000 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Interstate 110 over Jefferson Blvd?

The structure is 93 ft (28.2 m) long with a longest span of 93 ft (28.2 m) and a deck 273 ft wide.

Who owns Interstate 110 over Jefferson Blvd?

It is owned by the State Highway Agency.