US Bridges

State Route 39 over Van Ornum Canyon

Good

Los Angeles County, California · 07-LA-039-20.66 · Structure no. 53 0115

Built
1933
92 years old
Condition
Good
inspected October 2024
Type
Tee Beam
Concrete
Length
85 ft
3 main spans
Daily traffic
1,850
2017 count
Owner
State
State Highway Agency

About this bridge

State Route 39 over Van Ornum Canyon is a concrete tee beam carrying State Route 39 over Van Ornum Canyon in Los Angeles County, California. It was built in 1933, so it is 92 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 1,850 vehicles a day, roughly 4% of them trucks, projected to reach 5,101 by 2041. The structure is 85 ft (25.9 m) long and 37 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesState Route 39
CrossesVan Ornum Canyon
Location07-LA-039-20.66
RouteState Highway 39
Coordinates34.18872, -117.86829
Functional classRural 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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating38.9 US tons
Inventory rating30 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length85 ft (25.9 m)
Longest span40 ft (12.2 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,850 (2017)
Projected traffic5,101 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was State Route 39 over Van Ornum Canyon built?

It was built in 1933, making it 92 years old in 2025.

What condition is State Route 39 over Van Ornum Canyon 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 October 2024.

How much traffic does State Route 39 over Van Ornum Canyon carry?

About 1,850 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is State Route 39 over Van Ornum Canyon?

The structure is 85 ft (25.9 m) long with a longest span of 40 ft (12.2 m) and a deck 37 ft wide.

Who owns State Route 39 over Van Ornum Canyon?

It is owned by the State Highway Agency.