US Bridges

Cochrane Road over U.S. Highway 101

Fair

Santa Clara County, California · 04-SCL-101-R17.82-MGH · Structure no. 37 0341

Built
1972
53 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
266 ft
2 main spans
Daily traffic
1,840
1998 count
Owner
State
State Highway Agency

About this bridge

Cochrane Road over U.S. Highway 101 is a prestressed concrete continuous box beam or girders - multiple carrying Cochrane Road over U.S. Highway 101 in Santa Clara County, California. It was built in 1972, so it is 53 years old, younger 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 6 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 1,840 vehicles a day, roughly 1% of them trucks, projected to reach 5,453 by 2046. The structure is 266 ft (81.1 m) long and 98 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCochrane Road
CrossesU.S. Highway 101
Location04-SCL-101-R17.82-MGH
RouteCity Street 0
CountySanta Clara County
StateCalifornia
Coordinates37.15263, -121.65275
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating55.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length266 ft (81.1 m)
Longest span135 ft (41.1 m)
Deck width98 ft (29.9 m)
Roadway width86 ft (26.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,840 (1998)
Projected traffic5,453 by 2046
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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 Cochrane Road over U.S. Highway 101 built?

It was built in 1972, making it 53 years old in 2025.

What condition is Cochrane Road over U.S. Highway 101 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 September 2024.

How much traffic does Cochrane Road over U.S. Highway 101 carry?

About 1,840 vehicles per day (1998 count), of which roughly 1% are trucks.

How long is Cochrane Road over U.S. Highway 101?

The structure is 266 ft (81.1 m) long with a longest span of 135 ft (41.1 m) and a deck 98 ft wide.

Who owns Cochrane Road over U.S. Highway 101?

It is owned by the State Highway Agency.