US Bridges

State Route 85 NB over Bernal Road

Fair

Santa Clara County, California · 04-SCL-085-0.20-SJS · Structure no. 37 0547R

Built
1994
31 years old, rebuilt 2004
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
176 ft
2 main spans
Daily traffic
24,500
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 85 NB over Bernal Road is a prestressed concrete continuous box beam or girders - multiple carrying State Route 85 NB over Bernal Road in Santa Clara County, California. It was built in 1994 and reconstructed in 2004, 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 24,500 vehicles a day, roughly 1% of them trucks, projected to reach 61,556 by 2041. The structure is 176 ft (53.5 m) long and 77 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesState Route 85 NB
CrossesBernal Road
Location04-SCL-085-0.20-SJS
RouteState Highway 85
CountySanta Clara County
StateCalifornia
Coordinates37.24194, -121.77235
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 inspectionMay 2023
Inspection intervalevery 48 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 spans2
Design loadHS 20 + Mod
Structure length176 ft (53.5 m)
Longest span88 ft (26.9 m)
Deck width77 ft (23.5 m)
Roadway width74 ft (22.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,500 (2009)
Projected traffic61,556 by 2041
Trucks1%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 85 NB over Bernal Road built?

It was built in 1994, making it 31 years old in 2025. It was reconstructed in 2004.

What condition is State Route 85 NB over Bernal Road 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 May 2023.

How much traffic does State Route 85 NB over Bernal Road carry?

About 24,500 vehicles per day (2009 count), of which roughly 1% are trucks.

How long is State Route 85 NB over Bernal Road?

The structure is 176 ft (53.5 m) long with a longest span of 88 ft (26.9 m) and a deck 77 ft wide.

Who owns State Route 85 NB over Bernal Road?

It is owned by the State Highway Agency.