US Bridges

State Route 17 over State Route 85 & Ramps

Fair

Santa Clara County, California · 04-SCL-017-9.32-LGTS · Structure no. 37 0493

Built
1994
31 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
404 ft
2 main spans
Daily traffic
101,900
2017 count
Owner
State
State Highway Agency

About this bridge

State Route 17 over State Route 85 & Ramps is a prestressed concrete continuous box beam or girders - multiple carrying State Route 17 over State Route 85 & Ramps 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 101,900 vehicles a day, roughly 7% of them trucks, projected to reach 135,172 by 2044. The structure is 404 ft (123.1 m) long and 144 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState Route 17
CrossesState Route 85 & Ramps
Location04-SCL-017-9.32-LGTS
RouteState Highway 17
Coordinates37.25518, -121.95612
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 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 length404 ft (123.1 m)
Longest span201 ft (61.2 m)
Deck width144 ft (43.9 m)
Roadway width139 ft (42.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic101,900 (2017)
Projected traffic135,172 by 2044
Trucks7%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
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 State Route 17 over State Route 85 & Ramps built?

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

What condition is State Route 17 over State Route 85 & Ramps 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 July 2024.

How much traffic does State Route 17 over State Route 85 & Ramps carry?

About 101,900 vehicles per day (2017 count), of which roughly 7% are trucks.

How long is State Route 17 over State Route 85 & Ramps?

The structure is 404 ft (123.1 m) long with a longest span of 201 ft (61.2 m) and a deck 144 ft wide.

Who owns State Route 17 over State Route 85 & Ramps?

It is owned by the State Highway Agency.