US Bridges

State Route 87 over N Almaden Boulevard

Fair

Santa Clara County, California · 04-SCL-087-5.99-SJS · Structure no. 37 0312

Built
1988
37 years old, rebuilt 2007
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
140 ft
1 main span
Daily traffic
99,000
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 87 over N Almaden Boulevard is a prestressed concrete box beam or girders - multiple carrying State Route 87 over N Almaden Boulevard in Santa Clara County, California. It was built in 1988 and reconstructed in 2007, so it is 37 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 5 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 99,000 vehicles a day, projected to reach 95,235 by 2046. The structure is 140 ft (42.7 m) long and 153 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState Route 87
CrossesN Almaden Boulevard
Location04-SCL-087-5.99-SJS
RouteState Highway 87
Coordinates37.33507, -121.89711
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length140 ft (42.7 m)
Longest span139 ft (42.3 m)
Deck width153 ft (46.7 m)
Roadway width148 ft (45.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99,000 (2009)
Projected traffic95,235 by 2046
Trucks0%
Lanes on structure8
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 87 over N Almaden Boulevard built?

It was built in 1988, making it 37 years old in 2025. It was reconstructed in 2007.

What condition is State Route 87 over N Almaden Boulevard 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 January 2024.

How much traffic does State Route 87 over N Almaden Boulevard carry?

About 99,000 vehicles per day (2009 count).

How long is State Route 87 over N Almaden Boulevard?

The structure is 140 ft (42.7 m) long with a longest span of 139 ft (42.3 m) and a deck 153 ft wide.

Who owns State Route 87 over N Almaden Boulevard?

It is owned by the State Highway Agency.