US Bridges

Sepulveda NB Off over Airport Access Road

Good

Los Angeles County, California · 07-LA-105-R0.53-LA · Structure no. 53 2802F

Built
1990
35 years old, rebuilt 2010
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
1,081 ft
8 main spans
Daily traffic
28,118
2016 count
Owner
State
State Highway Agency

About this bridge

Sepulveda NB Off over Airport Access Road is a prestressed concrete continuous box beam or girders - multiple carrying Sepulveda NB Off over Airport Access Road in Los Angeles County, California. It was built in 1990 and reconstructed in 2010, so it is 35 years old, younger 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 28,118 vehicles a day, roughly 1% of them trucks, projected to reach 33,454 by 2042. The structure is 1,081 ft (329.4 m) long and 51 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSepulveda NB Off
CrossesAirport Access Road
Location07-LA-105-R0.53-LA
RouteInterstate 105
CountyLos Angeles County
StateCalifornia
Coordinates33.9323, -118.39578
Functional classUrban Principal Arterial - Interstate

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 inspectionApril 2024
Inspection intervalevery 24 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 alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20 + Mod
Structure length1,081 ft (329.4 m)
Longest span151 ft (46.1 m)
Deck width51 ft (15.4 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,118 (2016)
Projected traffic33,454 by 2042
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sepulveda NB Off over Airport Access Road built?

It was built in 1990, making it 35 years old in 2025. It was reconstructed in 2010.

What condition is Sepulveda NB Off over Airport Access Road 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 April 2024.

How much traffic does Sepulveda NB Off over Airport Access Road carry?

About 28,118 vehicles per day (2016 count), of which roughly 1% are trucks.

How long is Sepulveda NB Off over Airport Access Road?

The structure is 1,081 ft (329.4 m) long with a longest span of 151 ft (46.1 m) and a deck 51 ft wide.

Who owns Sepulveda NB Off over Airport Access Road?

It is owned by the State Highway Agency.