US Bridges

State Route 60 over Interstate 710

Good

Los Angeles County, California · 07-LA-060-R3.25 · Structure no. 53 0389

Built
1967
58 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
224 ft
2 main spans
Daily traffic
241,000
2019 count
Owner
State
State Highway Agency

About this bridge

State Route 60 over Interstate 710 is a prestressed concrete stringer/multi-beam or girder carrying State Route 60 over Interstate 710 in Los Angeles County, California. It was built in 1967, so it is 58 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 241,000 vehicles a day, roughly 5% of them trucks, projected to reach 216,259 by 2040. The structure is 224 ft (68.3 m) long and 139 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesState Route 60
CrossesInterstate 710
Location07-LA-060-R3.25
RouteState Highway 60
Coordinates34.0354, -118.17028
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
Deck7 GoodSome minor problems.
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 rating65.4 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length224 ft (68.3 m)
Longest span73 ft (22.3 m)
Deck width139 ft (42.3 m)
Roadway width128 ft (39.1 m)
Vertical clearance over deck15 ft (4.6 m)

Traffic and service

Average daily traffic241,000 (2019)
Projected traffic216,259 by 2040
Trucks5%
Lanes on structure8
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 Interstate 710 built?

It was built in 1967, making it 58 years old in 2025.

What condition is State Route 60 over Interstate 710 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 March 2023.

How much traffic does State Route 60 over Interstate 710 carry?

About 241,000 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is State Route 60 over Interstate 710?

The structure is 224 ft (68.3 m) long with a longest span of 73 ft (22.3 m) and a deck 139 ft wide.

Who owns State Route 60 over Interstate 710?

It is owned by the State Highway Agency.