US Bridges

Magnolia Blvd over Tujunga Wash

Good

Los Angeles County, California · Btwn Belar Av & Cldwtr C · Structure no. 53C1241

Built
1950
75 years old, rebuilt 1968
Condition
Good
inspected September 2022
Type
Box Beam or Girders - Multiple
Concrete
Length
78 ft
1 main span
Daily traffic
31,600
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Magnolia Blvd over Tujunga Wash is a concrete box beam or girders - multiple carrying Magnolia Blvd over Tujunga Wash in Los Angeles County, California. It was built in 1950 and reconstructed in 1968, so it is 75 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 31,600 vehicles a day, roughly 1% of them trucks, projected to reach 39,945 by 2039. The structure is 78 ft (23.8 m) long and 82 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMagnolia Blvd
CrossesTujunga Wash
LocationBtwn Belar Av & Cldwtr C
RouteCity Street 0
Coordinates34.16477, -118.41286
Functional classRural Principal Arterial - Other

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 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating89.9 US tons
Inventory rating54.2 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length78 ft (23.8 m)
Longest span71 ft (21.6 m)
Deck width82 ft (24.9 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,600 (2022)
Projected traffic39,945 by 2039
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Magnolia Blvd over Tujunga Wash built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1968.

What condition is Magnolia Blvd over Tujunga Wash 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 2022.

How much traffic does Magnolia Blvd over Tujunga Wash carry?

About 31,600 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Magnolia Blvd over Tujunga Wash?

The structure is 78 ft (23.8 m) long with a longest span of 71 ft (21.6 m) and a deck 82 ft wide.

Who owns Magnolia Blvd over Tujunga Wash?

It is owned by the City or Municipal Highway Agency.