US Bridges

Landis ST over Interstate 805 & Ramps

Good

San Diego County, California · 11-SD-805-15.72-SD · Structure no. 57 0613

Built
1970
55 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
264 ft
2 main spans
Daily traffic
5,090
2022 count
Owner
State
State Highway Agency

About this bridge

Landis ST over Interstate 805 & Ramps is a prestressed concrete continuous box beam or girders - multiple carrying Landis ST over Interstate 805 & Ramps in San Diego County, California. It was built in 1970, so it is 55 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 5,090 vehicles a day, roughly 2% of them trucks, projected to reach 7,702 by 2044. The structure is 264 ft (80.5 m) long and 64 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLandis ST
CrossesInterstate 805 & Ramps
Location11-SD-805-15.72-SD
RouteCity Street 0
Coordinates32.74594, -117.12026
Functional classUrban 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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating110 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length264 ft (80.5 m)
Longest span144 ft (43.9 m)
Deck width64 ft (19.5 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,090 (2022)
Projected traffic7,702 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Landis ST over Interstate 805 & Ramps built?

It was built in 1970, making it 55 years old in 2025.

What condition is Landis ST over Interstate 805 & Ramps 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 August 2024.

How much traffic does Landis ST over Interstate 805 & Ramps carry?

About 5,090 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Landis ST over Interstate 805 & Ramps?

The structure is 264 ft (80.5 m) long with a longest span of 144 ft (43.9 m) and a deck 64 ft wide.

Who owns Landis ST over Interstate 805 & Ramps?

It is owned by the State Highway Agency.