US Bridges

Colfax Ave over Los Angeles River

Fair

Los Angeles County, California · 0.1 MI N/O Ventura Blvd. · Structure no. 53C2293

Built
2008
17 years old
Condition
Fair
inspected March 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
505 ft
3 main spans
Daily traffic
15,300
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Colfax Ave over Los Angeles River is a concrete box beam or girders - multiple carrying Colfax Ave over Los Angeles River in Los Angeles County, California. It was built in 2008, so it is 17 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 15,300 vehicles a day, roughly 2% of them trucks, projected to reach 19,511 by 2044. The structure is 505 ft (154 m) long and 64 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesColfax Ave
CrossesLos Angeles River
Location0.1 MI N/O Ventura Blvd.
RouteCity Street 0
Coordinates34.14209, -118.38759
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 protection9 ExcellentNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3 (+1 approach)
Design loadHS 20
Structure length505 ft (154 m)
Longest span240 ft (73 m)
Deck width64 ft (19.5 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,300 (2018)
Projected traffic19,511 by 2044
Trucks2%
Lanes on structure2
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Colfax Ave over Los Angeles River built?

It was built in 2008, making it 17 years old in 2025.

What condition is Colfax Ave over Los Angeles River 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 March 2024.

How much traffic does Colfax Ave over Los Angeles River carry?

About 15,300 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is Colfax Ave over Los Angeles River?

The structure is 505 ft (154 m) long with a longest span of 240 ft (73 m) and a deck 64 ft wide.

Who owns Colfax Ave over Los Angeles River?

It is owned by the City or Municipal Highway Agency.