US Bridges

Winchester Blvd over State Route 85

Fair

Santa Clara County, California · 04-SCL-085-R11.00-LGTS · Structure no. 37 0519

Built
1994
31 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
244 ft
2 main spans
Daily traffic
8,000
1998 count
Owner
State
State Highway Agency

About this bridge

Winchester Blvd over State Route 85 is a prestressed concrete continuous box beam or girders - multiple carrying Winchester Blvd over State Route 85 in Santa Clara County, California. It was built in 1994, so it is 31 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 8,000 vehicles a day, roughly 1% of them trucks, projected to reach 30,632 by 2044. The structure is 244 ft (74.4 m) long and 93 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWinchester Blvd
CrossesState Route 85
Location04-SCL-085-R11.00-LGTS
RouteCity Street 0C018
Coordinates37.25825, -121.96428
Functional classUrban Other Principal 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 inspectionAugust 2024
Inspection intervalevery 24 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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length244 ft (74.4 m)
Longest span120 ft (36.6 m)
Deck width93 ft (28.3 m)
Roadway width68 ft (20.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,000 (1998)
Projected traffic30,632 by 2044
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Winchester Blvd over State Route 85 built?

It was built in 1994, making it 31 years old in 2025.

What condition is Winchester Blvd over State Route 85 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 August 2024.

How much traffic does Winchester Blvd over State Route 85 carry?

About 8,000 vehicles per day (1998 count), of which roughly 1% are trucks.

How long is Winchester Blvd over State Route 85?

The structure is 244 ft (74.4 m) long with a longest span of 120 ft (36.6 m) and a deck 93 ft wide.

Who owns Winchester Blvd over State Route 85?

It is owned by the State Highway Agency.