US Bridges

State Route 134 over Concord Street

Fair

Los Angeles County, California · 07-LA-134-R6.18-GNDL · Structure no. 53 1744

Built
1968
57 years old, rebuilt 2005
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
154 ft
3 main spans
Daily traffic
242,000
2017 count
Owner
State
State Highway Agency

About this bridge

State Route 134 over Concord Street is a concrete continuous box beam or girders - multiple carrying State Route 134 over Concord Street in Los Angeles County, California. It was built in 1968 and reconstructed in 2005, so it is 57 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 242,000 vehicles a day, roughly 8% of them trucks, projected to reach 273,692 by 2040. The structure is 154 ft (47 m) long and 190 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState Route 134
CrossesConcord Street
Location07-LA-134-R6.18-GNDL
RouteState Highway 134
Coordinates34.1545, -118.27141
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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length154 ft (47 m)
Longest span84 ft (25.7 m)
Deck width190 ft (58 m)
Roadway width182 ft (55.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic242,000 (2017)
Projected traffic273,692 by 2040
Trucks8%
Lanes on structure11
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 Concord Street built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2005.

What condition is State Route 134 over Concord Street 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 October 2023.

How much traffic does State Route 134 over Concord Street carry?

About 242,000 vehicles per day (2017 count), of which roughly 8% are trucks.

How long is State Route 134 over Concord Street?

The structure is 154 ft (47 m) long with a longest span of 84 ft (25.7 m) and a deck 190 ft wide.

Who owns State Route 134 over Concord Street?

It is owned by the State Highway Agency.