US Bridges

Brea Blvd over Brea Creek Channel

Good

Orange County, California · 100 E/O Harbor Blvd · Structure no. 55C0120

Built
1936
89 years old, rebuilt 1965
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
31 ft
1 main span
Daily traffic
15,000
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Brea Blvd over Brea Creek Channel is a concrete culvert carrying Brea Blvd over Brea Creek Channel in Orange County, California. It was built in 1936 and reconstructed in 1965, so it is 89 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 15,000 vehicles a day, roughly 1% of them trucks, projected to reach 32,279 by 2042. The structure is 31 ft (9.4 m) long and 89 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBrea Blvd
CrossesBrea Creek Channel
Location100 E/O Harbor Blvd
RouteCity Street 0
Coordinates33.88302, -117.92452
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating30 US tons
Inventory rating17.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 10
Structure length31 ft (9.4 m)
Longest span31 ft (9.4 m)
Deck width89 ft (27 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,000 (2020)
Projected traffic32,279 by 2042
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 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 Brea Blvd over Brea Creek Channel built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1965.

What condition is Brea Blvd over Brea Creek Channel in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2024.

How much traffic does Brea Blvd over Brea Creek Channel carry?

About 15,000 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Brea Blvd over Brea Creek Channel?

The structure is 31 ft (9.4 m) long with a longest span of 31 ft (9.4 m) and a deck 89 ft wide.

Who owns Brea Blvd over Brea Creek Channel?

It is owned by the City or Municipal Highway Agency.