US Bridges

Wolfe Road over Perimeter Road

Good

Santa Clara County, California · 0.1 MI S State RTE 237 · Structure no. 37C0347

Built
1976
49 years old
Condition
Good
inspected May 2024
Type
Frame
Concrete Continuous
Length
63 ft
2 main spans
Daily traffic
50,069
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Wolfe Road over Perimeter Road is a concrete continuous frame carrying Wolfe Road over Perimeter Road 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 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 50,069 vehicles a day, roughly 4% of them trucks, projected to reach 56,769 by 2045. The structure is 63 ft (19.1 m) long and 148 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesWolfe Road
CrossesPerimeter Road
Location0.1 MI S State RTE 237
RouteCity Street 0
CountySanta Clara County
StateCalifornia
Coordinates37.32856, -122.01415
Functional classUrban Minor Arterial

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 inspectionMay 2024
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 alignment6: Equal to present minimum criteria
Operating rating58.5 US tons
Inventory rating35.1 US tons

Structure

Structure typeFrame
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length63 ft (19.1 m)
Longest span31 ft (9.4 m)
Deck width148 ft (45.2 m)
Roadway width100 ft (30.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50,069 (2020)
Projected traffic56,769 by 2045
Trucks4%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Wolfe Road over Perimeter Road built?

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

What condition is Wolfe Road over Perimeter Road 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 May 2024.

How much traffic does Wolfe Road over Perimeter Road carry?

About 50,069 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is Wolfe Road over Perimeter Road?

The structure is 63 ft (19.1 m) long with a longest span of 31 ft (9.4 m) and a deck 148 ft wide.

Who owns Wolfe Road over Perimeter Road?

It is owned by the City or Municipal Highway Agency.