US Bridges

43rd ST-S805 Onrmp over Division ST & 47th ST

Fair

San Diego County, California · 11-SD-805-11.22-NATC · Structure no. 57 0790K

Built
1975
50 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
900 ft
8 main spans
Daily traffic
6,000
2020 count
Owner
State
State Highway Agency

About this bridge

43rd ST-S805 Onrmp over Division ST & 47th ST is a concrete continuous box beam or girders - multiple carrying 43rd ST-S805 Onrmp over Division ST & 47th ST in San Diego County, California. It was built in 1975, so it is 50 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 6,000 vehicles a day, roughly 1% of them trucks, projected to reach 7,189 by 2042. The structure is 900 ft (274.3 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
Carries43rd ST-S805 Onrmp
CrossesDivision ST & 47th ST
Location11-SD-805-11.22-NATC
RouteInterstate 805
CountySan Diego County
StateCalifornia
Coordinates32.68729, -117.09362
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans8 (+1 approach)
Design loadHS 20 + Mod
Structure length900 ft (274.3 m)
Longest span142 ft (43.2 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2020)
Projected traffic7,189 by 2042
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 43rd ST-S805 Onrmp over Division ST & 47th ST built?

It was built in 1975, making it 50 years old in 2025.

What condition is 43rd ST-S805 Onrmp over Division ST & 47th ST in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does 43rd ST-S805 Onrmp over Division ST & 47th ST carry?

About 6,000 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is 43rd ST-S805 Onrmp over Division ST & 47th ST?

The structure is 900 ft (274.3 m) long with a longest span of 142 ft (43.2 m) and a deck 42 ft wide.

Who owns 43rd ST-S805 Onrmp over Division ST & 47th ST?

It is owned by the State Highway Agency.