US Bridges

Bird AVE-S280 Ramp over S280-ROUTE 87 Connector

Fair

Santa Clara County, California · 04-SCL-280-R2.76-SJS · Structure no. 37 0268K

Built
1972
53 years old
Condition
Fair
inspected February 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
301 ft
3 main spans
Daily traffic
9,800
2002 count
Owner
State
State Highway Agency

About this bridge

Bird AVE-S280 Ramp over S280-ROUTE 87 Connector is a prestressed concrete continuous box beam or girders - multiple carrying Bird AVE-S280 Ramp over S280-ROUTE 87 Connector in Santa Clara County, California. It was built in 1972, so it is 53 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 9,800 vehicles a day, roughly 2% of them trucks, projected to reach 15,976 by 2047. The structure is 301 ft (91.8 m) long and 26 ft wide.

Location

Open in Google Maps
CarriesBird AVE-S280 Ramp
CrossesS280-ROUTE 87 Connector
Location04-SCL-280-R2.76-SJS
RouteInterstate 280
CountySanta Clara County
StateCalifornia
Coordinates37.32281, -121.89603
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length301 ft (91.8 m)
Longest span131 ft (39.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,800 (2002)
Projected traffic15,976 by 2047
Trucks2%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 Bird AVE-S280 Ramp over S280-ROUTE 87 Connector built?

It was built in 1972, making it 53 years old in 2025.

What condition is Bird AVE-S280 Ramp over S280-ROUTE 87 Connector 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 February 2025.

How much traffic does Bird AVE-S280 Ramp over S280-ROUTE 87 Connector carry?

About 9,800 vehicles per day (2002 count), of which roughly 2% are trucks.

How long is Bird AVE-S280 Ramp over S280-ROUTE 87 Connector?

The structure is 301 ft (91.8 m) long with a longest span of 131 ft (39.8 m) and a deck 26 ft wide.

Who owns Bird AVE-S280 Ramp over S280-ROUTE 87 Connector?

It is owned by the State Highway Agency.