US Bridges

Ranchosantafe Farm over LA Zanja Canyon

Good

San Diego County, California · 0.7M N/O Carmel Valley RD · Structure no. 57C0638

Built
1984
41 years old
Condition
Good
inspected May 2021
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
3,656
2016 count
Owner
County
County Highway Agency

About this bridge

Ranchosantafe Farm over LA Zanja Canyon is a concrete culvert carrying Ranchosantafe Farm over LA Zanja Canyon in San Diego County, California. It was built in 1984, so it is 41 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 3,656 vehicles a day, roughly 1% of them trucks, projected to reach 4,439 by 2040. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 123.7 mi (199 km).

CarriesRanchosantafe Farm
CrossesLA Zanja Canyon
Location0.7M N/O Carmel Valley RD
RouteCity Street 0
Coordinates32.97716, -117.18082
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
Channel and channel protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMay 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment9: Superior to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,656 (2016)
Projected traffic4,439 by 2040
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed123.7 mi (199 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 Ranchosantafe Farm over LA Zanja Canyon built?

It was built in 1984, making it 41 years old in 2025.

What condition is Ranchosantafe Farm over LA Zanja Canyon 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 2021.

How much traffic does Ranchosantafe Farm over LA Zanja Canyon carry?

About 3,656 vehicles per day (2016 count), of which roughly 1% are trucks.

How long is Ranchosantafe Farm over LA Zanja Canyon?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m).

Who owns Ranchosantafe Farm over LA Zanja Canyon?

It is owned by the County Highway Agency.