US Bridges

Interstate 5 over Las Pulgas RD

Fair

San Diego County, California · 11-SD-005-R62.08-OCN · Structure no. 57 0585L

Built
1967
58 years old
Condition
Fair
inspected February 2024
Type
Tee Beam
Concrete Continuous
Length
116 ft
3 main spans
Daily traffic
65,000
2020 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 over Las Pulgas RD is a concrete continuous tee beam carrying Interstate 5 over Las Pulgas RD in San Diego County, California. It was built in 1967, so it is 58 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 65,000 vehicles a day, roughly 7% of them trucks, projected to reach 101,507 by 2041. The structure is 116 ft (35.4 m) long and 68 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 5
CrossesLas Pulgas RD
Location11-SD-005-R62.08-OCN
RouteInterstate 5
Coordinates33.29865, -117.46451
Functional classRural Principal Arterial - Interstate

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 inspectionFebruary 2024
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 geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.3 US tons
Inventory rating29.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length116 ft (35.4 m)
Longest span46 ft (14 m)
Deck width68 ft (20.7 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65,000 (2020)
Projected traffic101,507 by 2041
Trucks7%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 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 5 over Las Pulgas RD built?

It was built in 1967, making it 58 years old in 2025.

What condition is Interstate 5 over Las Pulgas RD 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 February 2024.

How much traffic does Interstate 5 over Las Pulgas RD carry?

About 65,000 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Interstate 5 over Las Pulgas RD?

The structure is 116 ft (35.4 m) long with a longest span of 46 ft (14 m) and a deck 68 ft wide.

Who owns Interstate 5 over Las Pulgas RD?

It is owned by the State Highway Agency.