US Bridges

Walker Street over Moody Creek Channel

Good

Orange County, California · 0.15 Mi. S/O LA Palma Ave · Structure no. 55C0116

Built
1978
47 years old
Condition
Good
inspected November 2022
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
20,100
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Walker Street over Moody Creek Channel is a concrete continuous culvert carrying Walker Street over Moody Creek Channel in Orange County, California. It was built in 1978, so it is 47 years old, younger 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 20,100 vehicles a day, roughly 1% of them trucks, projected to reach 43,470 by 2044. The structure is 22 ft (6.7 m) long and 93 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWalker Street
CrossesMoody Creek Channel
Location0.15 Mi. S/O LA Palma Ave
RouteCity Street 0
Coordinates33.84435, -118.03705
Functional classUrban Minor 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 inspectionNovember 2022
Inspection intervalevery 48 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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width93 ft (28.3 m)
Roadway width63 ft (19.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,100 (2017)
Projected traffic43,470 by 2044
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 Walker Street over Moody Creek Channel built?

It was built in 1978, making it 47 years old in 2025.

What condition is Walker Street over Moody 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 November 2022.

How much traffic does Walker Street over Moody Creek Channel carry?

About 20,100 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is Walker Street over Moody Creek Channel?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 93 ft wide.

Who owns Walker Street over Moody Creek Channel?

It is owned by the City or Municipal Highway Agency.