US Bridges

N85-N87 Connector over Santa TERESA-N87 & Chyn

Good

Santa Clara County, California · 04-SCL-085-4.70-SJS · Structure no. 37 0414G

Built
1991
34 years old, rebuilt 2003
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
893 ft
7 main spans
Daily traffic
21,100
2001 count
Owner
State
State Highway Agency

About this bridge

N85-N87 Connector over Santa TERESA-N87 & Chyn is a prestressed concrete continuous box beam or girders - multiple carrying N85-N87 Connector over Santa TERESA-N87 & Chyn in Santa Clara County, California. It was built in 1991 and reconstructed in 2003, so it is 34 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 21,100 vehicles a day, roughly 2% of them trucks, projected to reach 33,882 by 2041. The structure is 893 ft (272.2 m) long and 42 ft wide.

Location

Open in Google Maps
CarriesN85-N87 Connector
CrossesSanta TERESA-N87 & Chyn
Location04-SCL-085-4.70-SJS
RouteState Highway 85
CountySanta Clara County
StateCalifornia
Coordinates37.25762, -121.85815
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.
Last inspectionMay 2023
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

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans7 (+1 approach)
Design loadHS 20 + Mod
Structure length893 ft (272.2 m)
Longest span142 ft (43.3 m)
Deck width42 ft (12.7 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,100 (2001)
Projected traffic33,882 by 2041
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 N85-N87 Connector over Santa TERESA-N87 & Chyn built?

It was built in 1991, making it 34 years old in 2025. It was reconstructed in 2003.

What condition is N85-N87 Connector over Santa TERESA-N87 & Chyn 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 May 2023.

How much traffic does N85-N87 Connector over Santa TERESA-N87 & Chyn carry?

About 21,100 vehicles per day (2001 count), of which roughly 2% are trucks.

How long is N85-N87 Connector over Santa TERESA-N87 & Chyn?

The structure is 893 ft (272.2 m) long with a longest span of 142 ft (43.3 m) and a deck 42 ft wide.

Who owns N85-N87 Connector over Santa TERESA-N87 & Chyn?

It is owned by the State Highway Agency.