US Bridges

Valley Center Road over Moosa Canyon Creek

Good

San Diego County, California · Intersection of Sunday DR · Structure no. 57C0771

Built
1986
39 years old, rebuilt 2009
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
55 ft
4 main spans
Daily traffic
20,000
2016 count
Owner
County
County Highway Agency

About this bridge

Valley Center Road over Moosa Canyon Creek is a concrete culvert carrying Valley Center Road over Moosa Canyon Creek in San Diego County, California. It was built in 1986 and reconstructed in 2009, so it is 39 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 20,000 vehicles a day, roughly 2% of them trucks, projected to reach 32,533 by 2045. The structure is 55 ft (16.7 m) long and 135 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesValley Center Road
CrossesMoosa Canyon Creek
LocationIntersection of Sunday DR
RouteCounty Highway 0
Coordinates33.21474, -117.03336
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 inspectionMay 2023
Inspection intervalevery 48 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 adequacy8: Equal 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
DeckNot applicable
Main spans4
Design loadUnknown
Structure length55 ft (16.7 m)
Longest span12 ft (3.7 m)
Deck width135 ft (41 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,000 (2016)
Projected traffic32,533 by 2045
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Valley Center Road over Moosa Canyon Creek built?

It was built in 1986, making it 39 years old in 2025. It was reconstructed in 2009.

What condition is Valley Center Road over Moosa Canyon 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 May 2023.

How much traffic does Valley Center Road over Moosa Canyon Creek carry?

About 20,000 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Valley Center Road over Moosa Canyon Creek?

The structure is 55 ft (16.7 m) long with a longest span of 12 ft (3.7 m) and a deck 135 ft wide.

Who owns Valley Center Road over Moosa Canyon Creek?

It is owned by the County Highway Agency.