US Bridges

Atlanta Avenue over Huntington Beach Channel

Fair

Orange County, California · 0.1 MI E/O RTE 39 · Structure no. 55C0389

Built
1966
59 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
61 ft
4 main spans
Daily traffic
9,500
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Atlanta Avenue over Huntington Beach Channel is a concrete culvert carrying Atlanta Avenue over Huntington Beach Channel in Orange County, California. It was built in 1966, so it is 59 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 9,500 vehicles a day, roughly 1% of them trucks, projected to reach 12,657 by 2040. The structure is 61 ft (18.7 m) long and 82 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesAtlanta Avenue
CrossesHuntington Beach Channel
Location0.1 MI E/O RTE 39
RouteCity Street 0
CountyOrange County
StateCalifornia
Coordinates33.65753, -117.98674
Functional classUrban Minor 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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length61 ft (18.7 m)
Longest span14 ft (4.3 m)
Deck width82 ft (25 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,500 (2020)
Projected traffic12,657 by 2040
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Atlanta Avenue over Huntington Beach Channel built?

It was built in 1966, making it 59 years old in 2025.

What condition is Atlanta Avenue over Huntington Beach 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 September 2023.

How much traffic does Atlanta Avenue over Huntington Beach Channel carry?

About 9,500 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Atlanta Avenue over Huntington Beach Channel?

The structure is 61 ft (18.7 m) long with a longest span of 14 ft (4.3 m) and a deck 82 ft wide.

Who owns Atlanta Avenue over Huntington Beach Channel?

It is owned by the City or Municipal Highway Agency.