US Bridges

Los Alamitos Blvd. over Coyote Creek Channel

Fair

Orange County, California · 0.3 Mi. N/O Cerritos Ave. · Structure no. 55C0052

Built
1955
70 years old, rebuilt 1967
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
426 ft
6 main spans
Daily traffic
24,008
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Los Alamitos Blvd. over Coyote Creek Channel is a steel stringer/multi-beam or girder carrying Los Alamitos Blvd. over Coyote Creek Channel in Orange County, California. It was built in 1955 and reconstructed in 1967, so it is 70 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 24,008 vehicles a day, roughly 1% of them trucks, projected to reach 49,330 by 2041. The structure is 426 ft (129.8 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesLos Alamitos Blvd.
CrossesCoyote Creek Channel
Location0.3 Mi. N/O Cerritos Ave.
RouteCity Street 0
CountyOrange County
StateCalifornia
Coordinates33.81419, -118.07173
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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.2 US tons
Inventory rating37.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length426 ft (129.8 m)
Longest span83 ft (25.3 m)
Deck width60 ft (18.3 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,008 (2020)
Projected traffic49,330 by 2041
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Los Alamitos Blvd. over Coyote Creek Channel built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1967.

What condition is Los Alamitos Blvd. over Coyote Creek Channel 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 November 2024.

How much traffic does Los Alamitos Blvd. over Coyote Creek Channel carry?

About 24,008 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Los Alamitos Blvd. over Coyote Creek Channel?

The structure is 426 ft (129.8 m) long with a longest span of 83 ft (25.3 m) and a deck 60 ft wide.

Who owns Los Alamitos Blvd. over Coyote Creek Channel?

It is owned by the City or Municipal Highway Agency.