US Bridges

State Route 79 over Warner Spr Ranch Crk

Good

San Diego County, California · 11-SD-079-35.42 · Structure no. 57 0984

Built
1986
39 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
64 ft
3 main spans
Daily traffic
1,700
2020 count
Owner
State
State Highway Agency

About this bridge

State Route 79 over Warner Spr Ranch Crk is a concrete culvert carrying State Route 79 over Warner Spr Ranch Crk in San Diego County, California. It was built in 1986, 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 1,700 vehicles a day, roughly 16% of them trucks, projected to reach 3,200 by 2045. The structure is 64 ft (19.5 m) long and 43 ft wide. If it were closed, the detour would be 44.1 mi (71 km).

CarriesState Route 79
CrossesWarner Spr Ranch Crk
Location11-SD-079-35.42
RouteState Highway 79
Coordinates33.28469, -116.6351
Functional classRural 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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length64 ft (19.5 m)
Longest span20 ft (6.1 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2020)
Projected traffic3,200 by 2045
Trucks16%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed44.1 mi (71 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 State Route 79 over Warner Spr Ranch Crk built?

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

What condition is State Route 79 over Warner Spr Ranch Crk 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 2024.

How much traffic does State Route 79 over Warner Spr Ranch Crk carry?

About 1,700 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is State Route 79 over Warner Spr Ranch Crk?

The structure is 64 ft (19.5 m) long with a longest span of 20 ft (6.1 m) and a deck 43 ft wide.

Who owns State Route 79 over Warner Spr Ranch Crk?

It is owned by the State Highway Agency.