US Bridges

Creek Road over San Diego Creek Channel

Fair

Orange County, California · 0.1 MI SW Barranca Parky · Structure no. 55C0478

Built
1981
44 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
157 ft
2 main spans
Daily traffic
5,000
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Creek Road over San Diego Creek Channel is a prestressed concrete continuous stringer/multi-beam or girder carrying Creek Road over San Diego Creek Channel in Orange County, California. It was built in 1981, so it is 44 years old, younger 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 5,000 vehicles a day, roughly 3% of them trucks, projected to reach 8,806 by 2040. The structure is 157 ft (47.9 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCreek Road
CrossesSan Diego Creek Channel
Location0.1 MI SW Barranca Parky
RouteCity Street 0
Coordinates33.67508, -117.79842
Functional classUrban Local

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 protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.8 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length157 ft (47.9 m)
Longest span78 ft (23.9 m)
Deck width60 ft (18.3 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2018)
Projected traffic8,806 by 2040
Trucks3%
Lanes on structure2
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 Creek Road over San Diego Creek Channel built?

It was built in 1981, making it 44 years old in 2025.

What condition is Creek Road over San Diego 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 August 2023.

How much traffic does Creek Road over San Diego Creek Channel carry?

About 5,000 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Creek Road over San Diego Creek Channel?

The structure is 157 ft (47.9 m) long with a longest span of 78 ft (23.9 m) and a deck 60 ft wide.

Who owns Creek Road over San Diego Creek Channel?

It is owned by the City or Municipal Highway Agency.