US Bridges

Route 905 EB over Spring Canyon

Fair

San Diego County, California · 11-SD-905-R7.38 · Structure no. 57 1155R

Built
2012
13 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
168 ft
2 main spans
Daily traffic
16,250
2020 count
Owner
State
State Highway Agency

About this bridge

Route 905 EB over Spring Canyon is a prestressed concrete continuous box beam or girders - multiple carrying Route 905 EB over Spring Canyon in San Diego County, California. It was built in 2012, so it is 13 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 16,250 vehicles a day, roughly 7% of them trucks, projected to reach 55,784 by 2042. The structure is 168 ft (51.2 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 905 EB
CrossesSpring Canyon
Location11-SD-905-R7.38
RouteState Highway 905
Coordinates32.56609, -117.00347
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.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length168 ft (51.2 m)
Longest span84 ft (25.6 m)
Deck width59 ft (17.9 m)
Roadway width55 ft (16.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,250 (2020)
Projected traffic55,784 by 2042
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 Route 905 EB over Spring Canyon built?

It was built in 2012, making it 13 years old in 2025.

What condition is Route 905 EB over Spring Canyon 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 Route 905 EB over Spring Canyon carry?

About 16,250 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Route 905 EB over Spring Canyon?

The structure is 168 ft (51.2 m) long with a longest span of 84 ft (25.6 m) and a deck 59 ft wide.

Who owns Route 905 EB over Spring Canyon?

It is owned by the State Highway Agency.