US Bridges

Interstate 280 SB over Lincoln Avenue

Good

Santa Clara County, California · 04-SCL-280-R3.51-SJS · Structure no. 37 0262L

Built
1969
56 years old
Condition
Good
inspected February 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
142 ft
3 main spans
Daily traffic
98,000
2009 count
Owner
State
State Highway Agency

About this bridge

Interstate 280 SB over Lincoln Avenue is a concrete continuous box beam or girders - multiple carrying Interstate 280 SB over Lincoln Avenue in Santa Clara County, California. It was built in 1969, so it is 56 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 98,000 vehicles a day, roughly 1% of them trucks, projected to reach 146,833 by 2041. The structure is 142 ft (43.2 m) long and 80 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesInterstate 280 SB
CrossesLincoln Avenue
Location04-SCL-280-R3.51-SJS
RouteInterstate 280
Coordinates37.31619, -121.90671
Functional classUrban Principal Arterial - Interstate

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 inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating36.8 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length142 ft (43.2 m)
Longest span82 ft (25 m)
Deck width80 ft (24.4 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic98,000 (2009)
Projected traffic146,833 by 2041
Trucks1%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 Interstate 280 SB over Lincoln Avenue built?

It was built in 1969, making it 56 years old in 2025.

What condition is Interstate 280 SB over Lincoln Avenue 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 February 2023.

How much traffic does Interstate 280 SB over Lincoln Avenue carry?

About 98,000 vehicles per day (2009 count), of which roughly 1% are trucks.

How long is Interstate 280 SB over Lincoln Avenue?

The structure is 142 ft (43.2 m) long with a longest span of 82 ft (25 m) and a deck 80 ft wide.

Who owns Interstate 280 SB over Lincoln Avenue?

It is owned by the State Highway Agency.