US Bridges

Interstate 5 over Santa Clara River

Good

Los Angeles County, California · 07-LA-005-R53.70-SCTA · Structure no. 53 2925

Built
2005
20 years old
Condition
Good
inspected March 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
755 ft
5 main spans
Daily traffic
134,090
2018 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 over Santa Clara River is a prestressed concrete continuous box beam or girders - multiple carrying Interstate 5 over Santa Clara River in Los Angeles County, California. It was built in 2005, so it is 20 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 134,090 vehicles a day, roughly 16% of them trucks, projected to reach 207,580 by 2045. The structure is 755 ft (230.2 m) long and 190 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 5
CrossesSanta Clara River
Location07-LA-005-R53.70-SCTA
RouteInterstate 5
Coordinates34.42486, -118.58377
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.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMarch 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length755 ft (230.2 m)
Longest span167 ft (51 m)
Deck width190 ft (58 m)
Roadway width187 ft (57 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic134,090 (2018)
Projected traffic207,580 by 2045
Trucks16%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Interstate 5 over Santa Clara River built?

It was built in 2005, making it 20 years old in 2025.

What condition is Interstate 5 over Santa Clara River 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 March 2025.

How much traffic does Interstate 5 over Santa Clara River carry?

About 134,090 vehicles per day (2018 count), of which roughly 16% are trucks.

How long is Interstate 5 over Santa Clara River?

The structure is 755 ft (230.2 m) long with a longest span of 167 ft (51 m) and a deck 190 ft wide.

Who owns Interstate 5 over Santa Clara River?

It is owned by the State Highway Agency.