US Bridges

Yosemite Drive over Interstate 680

Poor

Santa Clara County, California · 04-SCL-680-M6.98-MPS · Structure no. 37 0301

Built
1974
51 years old
Condition
Poor
inspected July 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
212 ft
2 main spans
Daily traffic
11,717
2009 count
Owner
State
State Highway Agency

About this bridge

Yosemite Drive over Interstate 680 is a concrete continuous box beam or girders - multiple carrying Yosemite Drive over Interstate 680 in Santa Clara County, California. It was built in 1974, so it is 51 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 11,717 vehicles a day, roughly 1% of them trucks, projected to reach 43,614 by 2041. The structure is 212 ft (64.6 m) long and 82 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

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CarriesYosemite Drive
CrossesInterstate 680
Location04-SCL-680-M6.98-MPS
RouteCity Street 0C423
CountySanta Clara County
StateCalifornia
Coordinates37.42552, -121.88414
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.2 US tons
Inventory rating56.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length212 ft (64.6 m)
Longest span105 ft (32 m)
Deck width82 ft (25 m)
Roadway width68 ft (20.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,717 (2009)
Projected traffic43,614 by 2041
Trucks1%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed14.3 mi (23 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.7 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Yosemite Drive over Interstate 680 built?

It was built in 1974, making it 51 years old in 2025.

What condition is Yosemite Drive over Interstate 680 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2023.

How much traffic does Yosemite Drive over Interstate 680 carry?

About 11,717 vehicles per day (2009 count), of which roughly 1% are trucks.

How long is Yosemite Drive over Interstate 680?

The structure is 212 ft (64.6 m) long with a longest span of 105 ft (32 m) and a deck 82 ft wide.

Who owns Yosemite Drive over Interstate 680?

It is owned by the State Highway Agency.