US Bridges

Brookhurst Street over Carbon Creek Channel

Good

Orange County, California · At Crescent Avenue · Structure no. 55C0348

Built
1959
66 years old, rebuilt 1971
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
25 ft
1 main span
Daily traffic
35,000
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Brookhurst Street over Carbon Creek Channel is a concrete culvert carrying Brookhurst Street over Carbon Creek Channel in Orange County, California. It was built in 1959 and reconstructed in 1971, so it is 66 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 35,000 vehicles a day, roughly 1% of them trucks, projected to reach 60,371 by 2043. The structure is 25 ft (7.6 m) long and 121 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBrookhurst Street
CrossesCarbon Creek Channel
LocationAt Crescent Avenue
RouteCity Street 0
Coordinates33.83991, -117.95869
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span24 ft (7.3 m)
Deck width121 ft (37 m)
Roadway width92 ft (28 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,000 (2019)
Projected traffic60,371 by 2043
Trucks1%
Lanes on structure7
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 Brookhurst Street over Carbon Creek Channel built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1971.

What condition is Brookhurst Street over Carbon 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 September 2023.

How much traffic does Brookhurst Street over Carbon Creek Channel carry?

About 35,000 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is Brookhurst Street over Carbon Creek Channel?

The structure is 25 ft (7.6 m) long with a longest span of 24 ft (7.3 m) and a deck 121 ft wide.

Who owns Brookhurst Street over Carbon Creek Channel?

It is owned by the City or Municipal Highway Agency.