US Bridges

Old HWY 80 over Sdiv RR

Good

San Diego County, California · 2.6 MI W/O Carizo Gorge · Structure no. 57C0226

Built
1931
94 years old
Condition
Good
inspected January 2025
Type
Tee Beam
Concrete
Length
83 ft
3 main spans
Daily traffic
1,055
2023 count
Owner
County
County Highway Agency

About this bridge

Old HWY 80 over Sdiv RR is a concrete tee beam carrying Old HWY 80 over Sdiv RR in San Diego County, California. It was built in 1931, so it is 94 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 1,055 vehicles a day, roughly 1% of them trucks, projected to reach 1,112 by 2045. The structure is 83 ft (25.3 m) long and 38 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesOld HWY 80
CrossesSdiv RR
Location2.6 MI W/O Carizo Gorge
RouteCounty Highway 0
Coordinates32.61201, -116.20013
Functional classRural Minor Collector

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.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating34.3 US tons
Inventory rating24.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length83 ft (25.3 m)
Longest span42 ft (12.8 m)
Deck width38 ft (11.7 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,055 (2023)
Projected traffic1,112 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Old HWY 80 over Sdiv RR built?

It was built in 1931, making it 94 years old in 2025.

What condition is Old HWY 80 over Sdiv RR 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 January 2025.

How much traffic does Old HWY 80 over Sdiv RR carry?

About 1,055 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Old HWY 80 over Sdiv RR?

The structure is 83 ft (25.3 m) long with a longest span of 42 ft (12.8 m) and a deck 38 ft wide.

Who owns Old HWY 80 over Sdiv RR?

It is owned by the County Highway Agency.