US Bridges

NB US Highway 101 over Coyote Creek

Good

Santa Clara County, California · 04-SCL-101-R19.21-SJS · Structure no. 37 0349R

Built
1980
45 years old, rebuilt 2003
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
410 ft
3 main spans
Daily traffic
62,500
2009 count
Owner
State
State Highway Agency

About this bridge

NB US Highway 101 over Coyote Creek is a prestressed concrete continuous box beam or girders - multiple carrying NB US Highway 101 over Coyote Creek in Santa Clara County, California. It was built in 1980 and reconstructed in 2003, so it is 45 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 62,500 vehicles a day, roughly 8% of them trucks, projected to reach 89,589 by 2046. The structure is 410 ft (125 m) long and 71 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesNB US Highway 101
CrossesCoyote Creek
Location04-SCL-101-R19.21-SJS
RouteU.S. Route 101
Coordinates37.16854, -121.66824
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length410 ft (125 m)
Longest span156 ft (47.6 m)
Deck width71 ft (21.7 m)
Roadway width68 ft (20.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic62,500 (2009)
Projected traffic89,589 by 2046
Trucks8%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Creek built?

It was built in 1980, making it 45 years old in 2025. It was reconstructed in 2003.

What condition is NB US Highway 101 over Coyote 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 September 2024.

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

About 62,500 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is NB US Highway 101 over Coyote Creek?

The structure is 410 ft (125 m) long with a longest span of 156 ft (47.6 m) and a deck 71 ft wide.

Who owns NB US Highway 101 over Coyote Creek?

It is owned by the State Highway Agency.