US Bridges

W905-S805&N805W905 over Interstate 805 & Ramps

Fair

San Diego County, California · 11-SD-905-5.14-SD · Structure no. 57 0777H

Built
1975
50 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
325 ft
2 main spans
Daily traffic
3,000
2020 count
Owner
State
State Highway Agency

About this bridge

W905-S805&N805W905 over Interstate 805 & Ramps is a prestressed concrete continuous box beam or girders - multiple carrying W905-S805&N805W905 over Interstate 805 & Ramps 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 5 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 3,000 vehicles a day, roughly 2% of them trucks, projected to reach 5,256 by 2042. The structure is 325 ft (99.1 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesW905-S805&N805W905
CrossesInterstate 805 & Ramps
Location11-SD-905-5.14-SD
RouteState Highway 905
CountySan Diego County
StateCalifornia
Coordinates32.56847, -117.04096
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 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 rating75.7 US tons
Inventory rating44.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length325 ft (99.1 m)
Longest span188 ft (57.3 m)
Deck width40 ft (12.3 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2020)
Projected traffic5,256 by 2042
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 W905-S805&N805W905 over Interstate 805 & Ramps built?

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

What condition is W905-S805&N805W905 over Interstate 805 & Ramps 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 January 2024.

How much traffic does W905-S805&N805W905 over Interstate 805 & Ramps carry?

About 3,000 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is W905-S805&N805W905 over Interstate 805 & Ramps?

The structure is 325 ft (99.1 m) long with a longest span of 188 ft (57.3 m) and a deck 40 ft wide.

Who owns W905-S805&N805W905 over Interstate 805 & Ramps?

It is owned by the State Highway Agency.