US Bridges

Crown Valley Pkwy over Oso Creek

Good

Orange County, California · 0.2 MI W of I-5 · Structure no. 55C0281

Built
1963
62 years old, rebuilt 2013
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
62,964
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Crown Valley Pkwy over Oso Creek is a prestressed concrete box beam or girders - multiple carrying Crown Valley Pkwy over Oso Creek in Orange County, California. It was built in 1963 and reconstructed in 2013, so it is 62 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 62,964 vehicles a day, roughly 5% of them trucks, projected to reach 105,024 by 2044. The structure is 75 ft (22.9 m) long and 131 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCrown Valley Pkwy
CrossesOso Creek
Location0.2 MI W of I-5
RouteCity Street 0
Coordinates33.55756, -117.67664
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.2 US tons
Inventory rating19.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length75 ft (22.9 m)
Longest span72 ft (21.9 m)
Deck width131 ft (40 m)
Roadway width118 ft (36 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic62,964 (2023)
Projected traffic105,024 by 2044
Trucks5%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 Crown Valley Pkwy over Oso Creek built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2013.

What condition is Crown Valley Pkwy over Oso Creek 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 June 2024.

How much traffic does Crown Valley Pkwy over Oso Creek carry?

About 62,964 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Crown Valley Pkwy over Oso Creek?

The structure is 75 ft (22.9 m) long with a longest span of 72 ft (21.9 m) and a deck 131 ft wide.

Who owns Crown Valley Pkwy over Oso Creek?

It is owned by the City or Municipal Highway Agency.