US Bridges

State Route 60 over Stoner Creek Road

Good

Los Angeles County, California · 07-LA-060-19.10-IDY · Structure no. 53 1773

Built
1966
59 years old, rebuilt 2010
Condition
Good
inspected January 2025
Type
Tee Beam
Concrete Continuous
Length
96 ft
3 main spans
Daily traffic
204,000
2015 count
Owner
State
State Highway Agency

About this bridge

State Route 60 over Stoner Creek Road is a concrete continuous tee beam carrying State Route 60 over Stoner Creek Road in Los Angeles County, California. It was built in 1966 and reconstructed in 2010, so it is 59 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 204,000 vehicles a day, projected to reach 257,420 by 2047. The structure is 96 ft (29.3 m) long and 150 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState Route 60
CrossesStoner Creek Road
Location07-LA-060-19.10-IDY
RouteState Highway 60
Coordinates33.9943, -117.9119
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2025
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 rating41.1 US tons
Inventory rating31.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length96 ft (29.3 m)
Longest span47 ft (14.3 m)
Deck width150 ft (45.7 m)
Roadway width145 ft (44.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic204,000 (2015)
Projected traffic257,420 by 2047
Trucks0%
Lanes on structure8
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 60 over Stoner Creek Road built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2010.

What condition is State Route 60 over Stoner Creek Road 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 January 2025.

How much traffic does State Route 60 over Stoner Creek Road carry?

About 204,000 vehicles per day (2015 count).

How long is State Route 60 over Stoner Creek Road?

The structure is 96 ft (29.3 m) long with a longest span of 47 ft (14.3 m) and a deck 150 ft wide.

Who owns State Route 60 over Stoner Creek Road?

It is owned by the State Highway Agency.