US Bridges

Lankershim Blvd over Los Angeles River

Good

Los Angeles County, California · 0.5 MI North of US-101 · Structure no. 53C0310

Built
1940
85 years old, rebuilt 1999
Condition
Good
inspected September 2024
Type
Tee Beam
Concrete
Length
173 ft
1 main span
Daily traffic
44,000
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lankershim Blvd over Los Angeles River is a concrete tee beam carrying Lankershim Blvd over Los Angeles River in Los Angeles County, California. It was built in 1940 and reconstructed in 1999, so it is 85 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 44,000 vehicles a day, roughly 3% of them trucks, projected to reach 68,100 by 2041. The structure is 173 ft (52.7 m) long and 115 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLankershim Blvd
CrossesLos Angeles River
Location0.5 MI North of US-101
RouteCity Street 0
Coordinates34.14324, -118.36136
Functional classUrban Other Principal 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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110 US tons
Inventory rating110 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length173 ft (52.7 m)
Longest span145 ft (44.2 m)
Deck width115 ft (35.2 m)
Roadway width112 ft (34 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,000 (2020)
Projected traffic68,100 by 2041
Trucks3%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Lankershim Blvd over Los Angeles River built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1999.

What condition is Lankershim Blvd over Los Angeles River 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 September 2024.

How much traffic does Lankershim Blvd over Los Angeles River carry?

About 44,000 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Lankershim Blvd over Los Angeles River?

The structure is 173 ft (52.7 m) long with a longest span of 145 ft (44.2 m) and a deck 115 ft wide.

Who owns Lankershim Blvd over Los Angeles River?

It is owned by the City or Municipal Highway Agency.