US Bridges

Leucadia Blvd over Interstate 5

Good

San Diego County, California · 11-SD-005-R42.71 · Structure no. 57 0554

Built
1965
60 years old, rebuilt 1999
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
220 ft
2 main spans
Daily traffic
12,100
2020 count
Owner
State
State Highway Agency

About this bridge

Leucadia Blvd over Interstate 5 is a concrete continuous box beam or girders - multiple carrying Leucadia Blvd over Interstate 5 in San Diego County, California. It was built in 1965 and reconstructed in 1999, so it is 60 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 12,100 vehicles a day, roughly 2% of them trucks, projected to reach 22,613 by 2045. The structure is 220 ft (67.1 m) long and 96 ft wide.

CarriesLeucadia Blvd
CrossesInterstate 5
Location11-SD-005-R42.71
RouteCounty Highway 0S346
Coordinates33.065, -117.29267
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 inspectionJanuary 2025
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 alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating57.1 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length220 ft (67.1 m)
Longest span109 ft (33.3 m)
Deck width96 ft (29.4 m)
Roadway width85 ft (25.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,100 (2020)
Projected traffic22,613 by 2045
Trucks2%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 Leucadia Blvd over Interstate 5 built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1999.

What condition is Leucadia Blvd over Interstate 5 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 January 2025.

How much traffic does Leucadia Blvd over Interstate 5 carry?

About 12,100 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Leucadia Blvd over Interstate 5?

The structure is 220 ft (67.1 m) long with a longest span of 109 ft (33.3 m) and a deck 96 ft wide.

Who owns Leucadia Blvd over Interstate 5?

It is owned by the State Highway Agency.