US Bridges

N17-N85 Connector over Oka Road

Good

Santa Clara County, California · 04-SCL-017-9.43-LGTS · Structure no. 37 0537G

Built
1994
31 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
131 ft
1 main span
Daily traffic
15,100
2013 count
Owner
State
State Highway Agency

About this bridge

N17-N85 Connector over Oka Road is a prestressed concrete box beam or girders - multiple carrying N17-N85 Connector over Oka Road 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 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 15,100 vehicles a day, roughly 4% of them trucks, projected to reach 19,995 by 2044. The structure is 131 ft (39.9 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesN17-N85 Connector
CrossesOka Road
Location04-SCL-017-9.43-LGTS
RouteState Highway 17
CountySanta Clara County
StateCalifornia
Coordinates37.25678, -121.95756
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.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68.6 US tons
Inventory rating31.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length131 ft (39.9 m)
Longest span126 ft (38.5 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,100 (2013)
Projected traffic19,995 by 2044
Trucks4%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 N17-N85 Connector over Oka Road built?

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

What condition is N17-N85 Connector over Oka Road 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 July 2024.

How much traffic does N17-N85 Connector over Oka Road carry?

About 15,100 vehicles per day (2013 count), of which roughly 4% are trucks.

How long is N17-N85 Connector over Oka Road?

The structure is 131 ft (39.9 m) long with a longest span of 126 ft (38.5 m) and a deck 28 ft wide.

Who owns N17-N85 Connector over Oka Road?

It is owned by the State Highway Agency.