US Bridges

Interstate 680 over Tularcitos Creek

Good

Santa Clara County, California · 04-SCL-680-M8.38-MPS · Structure no. 37 0317

Built
1971
54 years old
Condition
Good
inspected July 2021
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
130,000
2009 count
Owner
State
State Highway Agency

About this bridge

Interstate 680 over Tularcitos Creek is a concrete continuous culvert carrying Interstate 680 over Tularcitos Creek in Santa Clara County, California. It was built in 1971, so it is 54 years old, younger 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 130,000 vehicles a day, roughly 5% of them trucks, projected to reach 236,352 by 2039. The structure is 22 ft (6.7 m) long and 199 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesInterstate 680
CrossesTularcitos Creek
Location04-SCL-680-M8.38-MPS
RouteInterstate 680
CountySanta Clara County
StateCalifornia
Coordinates37.44526, -121.89062
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable 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 Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width199 ft (60.6 m)
Roadway width197 ft (60 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130,000 (2009)
Projected traffic236,352 by 2039
Trucks5%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Interstate 680 over Tularcitos Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Interstate 680 over Tularcitos Creek 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 July 2021.

How much traffic does Interstate 680 over Tularcitos Creek carry?

About 130,000 vehicles per day (2009 count), of which roughly 5% are trucks.

How long is Interstate 680 over Tularcitos Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 199 ft wide.

Who owns Interstate 680 over Tularcitos Creek?

It is owned by the State Highway Agency.