US Bridges

Old River RD over Moosa Canyon Creek

Good

San Diego County, California · 0.3 MI S/O Camino Del Rey · Structure no. 57C0057

Built
1974
51 years old
Condition
Good
inspected July 2021
Type
Slab
Concrete
Length
153 ft
6 main spans
Daily traffic
4,469
2021 count
Owner
County
County Highway Agency

About this bridge

Old River RD over Moosa Canyon Creek is a concrete slab carrying Old River RD over Moosa Canyon Creek in San Diego County, California. It was built in 1974, so it is 51 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 4,469 vehicles a day, roughly 1% of them trucks, projected to reach 3,779 by 2041. The structure is 153 ft (46.6 m) long and 49 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesOld River RD
CrossesMoosa Canyon Creek
Location0.3 MI S/O Camino Del Rey
RouteCity Street 0
Coordinates33.28333, -117.21865
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadUnknown
Structure length153 ft (46.6 m)
Longest span25 ft (7.6 m)
Deck width49 ft (14.9 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,469 (2021)
Projected traffic3,779 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Old River RD over Moosa Canyon Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is Old River RD 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 July 2021.

How much traffic does Old River RD over Moosa Canyon Creek carry?

About 4,469 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Old River RD over Moosa Canyon Creek?

The structure is 153 ft (46.6 m) long with a longest span of 25 ft (7.6 m) and a deck 49 ft wide.

Who owns Old River RD over Moosa Canyon Creek?

It is owned by the County Highway Agency.