US Bridges

Walnut Street over W210&E210-S710 N710-W210

Good

Los Angeles County, California · 07-LA-210-R24.95-PAS · Structure no. 53 2267

Built
1975
50 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
259 ft
2 main spans
Daily traffic
6,800
2015 count
Owner
State
State Highway Agency

About this bridge

Walnut Street over W210&E210-S710 N710-W210 is a prestressed concrete continuous box beam or girders - multiple carrying Walnut Street over W210&E210-S710 N710-W210 in Los Angeles County, California. It was built in 1975, so it is 50 years old, younger 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 6,800 vehicles a day, roughly 1% of them trucks, projected to reach 10,252 by 2042. The structure is 259 ft (78.8 m) long and 82 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWalnut Street
CrossesW210&E210-S710 N710-W210
Location07-LA-210-R24.95-PAS
RouteCity Street 0L727
Coordinates34.14961, -118.155
Functional classUrban Minor Arterial

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 inspectionOctober 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 rating53.6 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length259 ft (78.8 m)
Longest span137 ft (41.8 m)
Deck width82 ft (25 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deck17 ft (5.2 m)

Traffic and service

Average daily traffic6,800 (2015)
Projected traffic10,252 by 2042
Trucks1%
Lanes on structure5
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 Street over W210&E210-S710 N710-W210 built?

It was built in 1975, making it 50 years old in 2025.

What condition is Walnut Street over W210&E210-S710 N710-W210 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 October 2023.

How much traffic does Walnut Street over W210&E210-S710 N710-W210 carry?

About 6,800 vehicles per day (2015 count), of which roughly 1% are trucks.

How long is Walnut Street over W210&E210-S710 N710-W210?

The structure is 259 ft (78.8 m) long with a longest span of 137 ft (41.8 m) and a deck 82 ft wide.

Who owns Walnut Street over W210&E210-S710 N710-W210?

It is owned by the State Highway Agency.