US Bridges

State Route 134 over Cahuenga Blvd

Fair

Los Angeles County, California · 07-LA-134-0.86-LA · Structure no. 53 1274

Built
1962
63 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Concrete
Length
153 ft
1 main span
Daily traffic
216,000
2017 count
Owner
State
State Highway Agency

About this bridge

State Route 134 over Cahuenga Blvd is a concrete box beam or girders - multiple carrying State Route 134 over Cahuenga Blvd in Los Angeles County, California. It was built in 1962, so it is 63 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 216,000 vehicles a day, roughly 4% of them trucks, projected to reach 279,000 by 2040. The structure is 153 ft (46.6 m) long and 143 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesState Route 134
CrossesCahuenga Blvd
Location07-LA-134-0.86-LA
RouteState Highway 134
CountyLos Angeles County
StateCalifornia
Coordinates34.15304, -118.36176
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 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 rating86.1 US tons
Inventory rating51.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length153 ft (46.6 m)
Longest span93 ft (28.3 m)
Deck width143 ft (43.5 m)
Roadway width136 ft (41.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic216,000 (2017)
Projected traffic279,000 by 2040
Trucks4%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 State Route 134 over Cahuenga Blvd built?

It was built in 1962, making it 63 years old in 2025.

What condition is State Route 134 over Cahuenga Blvd 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 September 2023.

How much traffic does State Route 134 over Cahuenga Blvd carry?

About 216,000 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is State Route 134 over Cahuenga Blvd?

The structure is 153 ft (46.6 m) long with a longest span of 93 ft (28.3 m) and a deck 143 ft wide.

Who owns State Route 134 over Cahuenga Blvd?

It is owned by the State Highway Agency.