US Bridges

Interstate 110 over W10-S110 Connector Ramp

Fair

Los Angeles County, California · 07-LA-110-21.48-LA · Structure no. 53 1319

Built
1959
66 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete
Length
55 ft
1 main span
Daily traffic
270,000
2022 count
Owner
State
State Highway Agency

About this bridge

Interstate 110 over W10-S110 Connector Ramp is a concrete slab carrying Interstate 110 over W10-S110 Connector Ramp in Los Angeles County, California. It was built in 1959, so it is 66 years old, older 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 270,000 vehicles a day, roughly 3% of them trucks, projected to reach 297,777 by 2042. The structure is 55 ft (16.8 m) long and 187 ft wide.

Location

Open in Google Maps
CarriesInterstate 110
CrossesW10-S110 Connector Ramp
Location07-LA-110-21.48-LA
RouteState Highway 110
CountyLos Angeles County
StateCalifornia
Coordinates34.03861, -118.27372
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating110 US tons
Inventory rating110 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length55 ft (16.8 m)
Longest span47 ft (14.3 m)
Deck width187 ft (56.9 m)
Roadway width156 ft (47.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic270,000 (2022)
Projected traffic297,777 by 2042
Trucks3%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
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 W10-S110 Connector Ramp built?

It was built in 1959, making it 66 years old in 2025.

What condition is Interstate 110 over W10-S110 Connector Ramp 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 October 2023.

How much traffic does Interstate 110 over W10-S110 Connector Ramp carry?

About 270,000 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Interstate 110 over W10-S110 Connector Ramp?

The structure is 55 ft (16.8 m) long with a longest span of 47 ft (14.3 m) and a deck 187 ft wide.

Who owns Interstate 110 over W10-S110 Connector Ramp?

It is owned by the State Highway Agency.