US Bridges

U.S. Highway 101 over Las Virgenes Creek

Good

Los Angeles County, California · 07-LA-101-31.37 · Structure no. 53 0003

Built
1973
52 years old, rebuilt 1988
Condition
Good
inspected May 2022
Type
Culvert
Concrete
Length
56 ft
3 main spans
Daily traffic
167,000
2018 count
Owner
State
State Highway Agency

About this bridge

U.S. Highway 101 over Las Virgenes Creek is a concrete culvert carrying U.S. Highway 101 over Las Virgenes Creek in Los Angeles County, California. It was built in 1973 and reconstructed in 1988, so it is 52 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 167,000 vehicles a day, roughly 10% of them trucks, projected to reach 200,129 by 2040. The structure is 56 ft (17.1 m) long and 168 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesU.S. Highway 101
CrossesLas Virgenes Creek
Location07-LA-101-31.37
RouteU.S. Route 101
Coordinates34.14516, -118.70181
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span16 ft (4.9 m)
Deck width168 ft (51.2 m)
Roadway width168 ft (51.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic167,000 (2018)
Projected traffic200,129 by 2040
Trucks10%
Lanes on structure10
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 U.S. Highway 101 over Las Virgenes Creek built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 1988.

What condition is U.S. Highway 101 over Las Virgenes Creek 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 May 2022.

How much traffic does U.S. Highway 101 over Las Virgenes Creek carry?

About 167,000 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is U.S. Highway 101 over Las Virgenes Creek?

The structure is 56 ft (17.1 m) long with a longest span of 16 ft (4.9 m) and a deck 168 ft wide.

Who owns U.S. Highway 101 over Las Virgenes Creek?

It is owned by the State Highway Agency.