US Bridges

NB RTE 85 On-Ramp over S85-S280 Connector Ramp

Good

Santa Clara County, California · 04-SCL-085-R18.33-SUNV · Structure no. 37 0544S

Built
1993
32 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
142 ft
1 main span
Daily traffic
6,600
2004 count
Owner
State
State Highway Agency

About this bridge

NB RTE 85 On-Ramp over S85-S280 Connector Ramp is a prestressed concrete box beam or girders - multiple carrying NB RTE 85 On-Ramp over S85-S280 Connector Ramp in Santa Clara County, California. It was built in 1993, so it is 32 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 6,600 vehicles a day, roughly 1% of them trucks, projected to reach 10,476 by 2044. The structure is 142 ft (43.3 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNB RTE 85 On-Ramp
CrossesS85-S280 Connector Ramp
Location04-SCL-085-R18.33-SUNV
RouteState Highway 85
CountySanta Clara County
StateCalifornia
Coordinates37.33153, -122.05311
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 inspectionJune 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

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length142 ft (43.3 m)
Longest span139 ft (42.4 m)
Deck width31 ft (9.6 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,600 (2004)
Projected traffic10,476 by 2044
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 NB RTE 85 On-Ramp over S85-S280 Connector Ramp built?

It was built in 1993, making it 32 years old in 2025.

What condition is NB RTE 85 On-Ramp over S85-S280 Connector Ramp 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 June 2024.

How much traffic does NB RTE 85 On-Ramp over S85-S280 Connector Ramp carry?

About 6,600 vehicles per day (2004 count), of which roughly 1% are trucks.

How long is NB RTE 85 On-Ramp over S85-S280 Connector Ramp?

The structure is 142 ft (43.3 m) long with a longest span of 139 ft (42.4 m) and a deck 31 ft wide.

Who owns NB RTE 85 On-Ramp over S85-S280 Connector Ramp?

It is owned by the State Highway Agency.