US Bridges

Interstate 280 over Stevens Creek

Fair

Santa Clara County, California · 04-SCL-280-11.19-CPO · Structure no. 37 0400

Built
1976
49 years old
Condition
Fair
inspected January 2022
Type
Culvert
Concrete
Length
24 ft
1 main span
Daily traffic
138,000
2009 count
Owner
State
State Highway Agency

About this bridge

Interstate 280 over Stevens Creek is a concrete culvert carrying Interstate 280 over Stevens Creek in Santa Clara County, California. It was built in 1976, so it is 49 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 138,000 vehicles a day, roughly 3% of them trucks, projected to reach 193,551 by 2044. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 280
CrossesStevens Creek
Location04-SCL-280-11.19-CPO
RouteInterstate 280
Coordinates37.33331, -122.06213
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span22 ft (6.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic138,000 (2009)
Projected traffic193,551 by 2044
Trucks3%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway and railroad
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Interstate 280 over Stevens Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Interstate 280 over Stevens Creek 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 2022.

How much traffic does Interstate 280 over Stevens Creek carry?

About 138,000 vehicles per day (2009 count), of which roughly 3% are trucks.

How long is Interstate 280 over Stevens Creek?

The structure is 24 ft (7.3 m) long with a longest span of 22 ft (6.7 m).

Who owns Interstate 280 over Stevens Creek?

It is owned by the State Highway Agency.