US Bridges

Foothill Blvd over N Chan Big Tujunga Wash

Fair

Los Angeles County, California · 0.9 MI E/O Wheatland Ave · Structure no. 53C2033

Built
1921
104 years old, rebuilt 2008
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
650 ft
12 main spans
Daily traffic
8,546
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Foothill Blvd over N Chan Big Tujunga Wash is a concrete box beam or girders - multiple carrying Foothill Blvd over N Chan Big Tujunga Wash in Los Angeles County, California. It was built in 1921 and reconstructed in 2008, so it is 104 years old, older 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 8,546 vehicles a day, roughly 2% of them trucks, projected to reach 10,653 by 2046. The structure is 650 ft (198 m) long and 68 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFoothill Blvd
CrossesN Chan Big Tujunga Wash
Location0.9 MI E/O Wheatland Ave
RouteCity Street 0
Coordinates34.27095, -118.33738
Functional classUrban Other Principal 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans12
Design loadHS 20 + Mod
Structure length650 ft (198 m)
Longest span55 ft (16.8 m)
Deck width68 ft (20.8 m)
Roadway width56 ft (17.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,546 (2017)
Projected traffic10,653 by 2046
Trucks2%
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 Foothill Blvd over N Chan Big Tujunga Wash built?

It was built in 1921, making it 104 years old in 2025. It was reconstructed in 2008.

What condition is Foothill Blvd over N Chan Big Tujunga Wash 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 January 2024.

How much traffic does Foothill Blvd over N Chan Big Tujunga Wash carry?

About 8,546 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Foothill Blvd over N Chan Big Tujunga Wash?

The structure is 650 ft (198 m) long with a longest span of 55 ft (16.8 m) and a deck 68 ft wide.

Who owns Foothill Blvd over N Chan Big Tujunga Wash?

It is owned by the City or Municipal Highway Agency.