US Bridges

State Route 60 over Third Street

Fair

Los Angeles County, California · 07-LA-060-R2.59 · Structure no. 53 0771

Built
1965
60 years old
Condition
Fair
inspected March 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
354 ft
4 main spans
Daily traffic
239,000
2019 count
Owner
State
State Highway Agency

About this bridge

State Route 60 over Third Street is a concrete continuous box beam or girders - multiple carrying State Route 60 over Third Street in Los Angeles County, California. It was built in 1965, so it is 60 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 239,000 vehicles a day, roughly 5% of them trucks, projected to reach 256,259 by 2040. The structure is 354 ft (107.9 m) long and 142 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesState Route 60
CrossesThird Street
Location07-LA-060-R2.59
RouteState Highway 60
Coordinates34.0331, -118.18086
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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating41.4 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length354 ft (107.9 m)
Longest span103 ft (31.4 m)
Deck width142 ft (43.4 m)
Roadway width136 ft (41.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic239,000 (2019)
Projected traffic256,259 by 2040
Trucks5%
Lanes on structure11
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 60 over Third Street built?

It was built in 1965, making it 60 years old in 2025.

What condition is State Route 60 over Third 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 March 2023.

How much traffic does State Route 60 over Third Street carry?

About 239,000 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is State Route 60 over Third Street?

The structure is 354 ft (107.9 m) long with a longest span of 103 ft (31.4 m) and a deck 142 ft wide.

Who owns State Route 60 over Third Street?

It is owned by the State Highway Agency.