US Bridges

Willow ST over Coyote Crk

Fair

Los Angeles County, California · 0.1MI W/O I-605 Fwy · Structure no. 53C0266

Built
1962
63 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
270 ft
4 main spans
Daily traffic
28,620
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Willow ST over Coyote Crk is a prestressed concrete stringer/multi-beam or girder carrying Willow ST over Coyote Crk in Los Angeles County, California. It was built in 1962, so it is 63 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 6 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 28,620 vehicles a day, roughly 2% of them trucks, projected to reach 34,344 by 2044. The structure is 270 ft (82.3 m) long and 74 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWillow ST
CrossesCoyote Crk
Location0.1MI W/O I-605 Fwy
RouteCity Street 0
Coordinates33.80345, -118.08493
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.7 US tons
Inventory rating40.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length270 ft (82.3 m)
Longest span67 ft (20.4 m)
Deck width74 ft (22.7 m)
Roadway width56 ft (17.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,620 (2014)
Projected traffic34,344 by 2044
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 Willow ST over Coyote Crk built?

It was built in 1962, making it 63 years old in 2025.

What condition is Willow ST over Coyote Crk 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 October 2024.

How much traffic does Willow ST over Coyote Crk carry?

About 28,620 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is Willow ST over Coyote Crk?

The structure is 270 ft (82.3 m) long with a longest span of 67 ft (20.4 m) and a deck 74 ft wide.

Who owns Willow ST over Coyote Crk?

It is owned by the City or Municipal Highway Agency.