US Bridges

Route 60 over E60-N57 Connector Ramp

Good

Los Angeles County, California · 07-LA-060-R25.45-DMBR · Structure no. 53 1905

Built
1970
55 years old
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Multiple
Concrete
Length
173 ft
1 main span
Daily traffic
339,000
2015 count
Owner
State
State Highway Agency

About this bridge

Route 60 over E60-N57 Connector Ramp is a concrete box beam or girders - multiple carrying Route 60 over E60-N57 Connector Ramp in Los Angeles County, California. It was built in 1970, so it is 55 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 339,000 vehicles a day, roughly 8% of them trucks, projected to reach 347,368 by 2047. The structure is 173 ft (52.7 m) long and 162 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRoute 60
CrossesE60-N57 Connector Ramp
Location07-LA-060-R25.45-DMBR
RouteState Highway 60
CountyLos Angeles County
StateCalifornia
Coordinates34.02128, -117.81367
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 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 alignment9: Superior to present desirable criteria
Operating rating87.9 US tons
Inventory rating52.9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length173 ft (52.7 m)
Longest span170 ft (51.8 m)
Deck width162 ft (49.3 m)
Roadway width158 ft (48.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic339,000 (2015)
Projected traffic347,368 by 2047
Trucks8%
Lanes on structure9
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 Route 60 over E60-N57 Connector Ramp built?

It was built in 1970, making it 55 years old in 2025.

What condition is Route 60 over E60-N57 Connector Ramp 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 Route 60 over E60-N57 Connector Ramp carry?

About 339,000 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Route 60 over E60-N57 Connector Ramp?

The structure is 173 ft (52.7 m) long with a longest span of 170 ft (51.8 m) and a deck 162 ft wide.

Who owns Route 60 over E60-N57 Connector Ramp?

It is owned by the State Highway Agency.