US Bridges

Walnut ST over E210-W134 Connector Ramp

Fair

Los Angeles County, California · 07-LA-210-R24.94-PAS · Structure no. 53 2260

Built
1974
51 years old
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
145 ft
1 main span
Daily traffic
6,560
2015 count
Owner
State
State Highway Agency

About this bridge

Walnut ST over E210-W134 Connector Ramp is a prestressed concrete box beam or girders - multiple carrying Walnut ST over E210-W134 Connector Ramp in Los Angeles County, California. It was built in 1974, so it is 51 years old, younger 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 6,560 vehicles a day, roughly 1% of them trucks, projected to reach 9,745 by 2042. The structure is 145 ft (44.2 m) long and 82 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesWalnut ST
CrossesE210-W134 Connector Ramp
Location07-LA-210-R24.94-PAS
RouteCity Street 0L727
CountyLos Angeles County
StateCalifornia
Coordinates34.14967, -118.15769
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.7 US tons
Inventory rating57.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length145 ft (44.2 m)
Longest span142 ft (43.3 m)
Deck width82 ft (25 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,560 (2015)
Projected traffic9,745 by 2042
Trucks1%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Walnut ST over E210-W134 Connector Ramp built?

It was built in 1974, making it 51 years old in 2025.

What condition is Walnut ST over E210-W134 Connector Ramp 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 Walnut ST over E210-W134 Connector Ramp carry?

About 6,560 vehicles per day (2015 count), of which roughly 1% are trucks.

How long is Walnut ST over E210-W134 Connector Ramp?

The structure is 145 ft (44.2 m) long with a longest span of 142 ft (43.3 m) and a deck 82 ft wide.

Who owns Walnut ST over E210-W134 Connector Ramp?

It is owned by the State Highway Agency.