US Bridges

NB US Highway 101 over Coyote Road

Fair

Santa Clara County, California · 04-SCL-101-29.72-SJS · Structure no. 37 0108R

Built
1947
78 years old, rebuilt 1990
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
132 ft
3 main spans
Daily traffic
64,000
2009 count
Owner
State
State Highway Agency

About this bridge

NB US Highway 101 over Coyote Road is a steel continuous stringer/multi-beam or girder carrying NB US Highway 101 over Coyote Road in Santa Clara County, California. It was built in 1947 and reconstructed in 1990, so it is 78 years old, older 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 5 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 64,000 vehicles a day, roughly 9% of them trucks, projected to reach 96,033 by 2045. The structure is 132 ft (40.2 m) long and 72 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNB US Highway 101
CrossesCoyote Road
Location04-SCL-101-29.72-SJS
RouteU.S. Route 101
Coordinates37.27675, -121.805
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating40.3 US tons
Inventory rating29.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length132 ft (40.2 m)
Longest span52 ft (15.8 m)
Deck width72 ft (21.9 m)
Roadway width68 ft (20.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic64,000 (2009)
Projected traffic96,033 by 2045
Trucks9%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was NB US Highway 101 over Coyote Road built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 1990.

What condition is NB US Highway 101 over Coyote Road 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 2023.

How much traffic does NB US Highway 101 over Coyote Road carry?

About 64,000 vehicles per day (2009 count), of which roughly 9% are trucks.

How long is NB US Highway 101 over Coyote Road?

The structure is 132 ft (40.2 m) long with a longest span of 52 ft (15.8 m) and a deck 72 ft wide.

Who owns NB US Highway 101 over Coyote Road?

It is owned by the State Highway Agency.