US Bridges

NB87-NARVAEZ Offrp over Capitol Expressway

Fair

Santa Clara County, California · 04-SCL-087-1.34-SJS · Structure no. 37 0415S

Built
1993
32 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
240 ft
2 main spans
Daily traffic
30,000
1998 count
Owner
State
State Highway Agency

About this bridge

NB87-NARVAEZ Offrp over Capitol Expressway is a prestressed concrete continuous box beam or girders - multiple carrying NB87-NARVAEZ Offrp over Capitol Expressway 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 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 30,000 vehicles a day, roughly 3% of them trucks, projected to reach 48,257 by 2041. The structure is 240 ft (73.1 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNB87-NARVAEZ Offrp
CrossesCapitol Expressway
Location04-SCL-087-1.34-SJS
RouteState Highway 87
Coordinates37.2742, -121.86265
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.3 US tons
Inventory rating34.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length240 ft (73.1 m)
Longest span119 ft (36.2 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,000 (1998)
Projected traffic48,257 by 2041
Trucks3%
Lanes on structure1
Traffic directionOne-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 NB87-NARVAEZ Offrp over Capitol Expressway built?

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

What condition is NB87-NARVAEZ Offrp over Capitol Expressway 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 April 2023.

How much traffic does NB87-NARVAEZ Offrp over Capitol Expressway carry?

About 30,000 vehicles per day (1998 count), of which roughly 3% are trucks.

How long is NB87-NARVAEZ Offrp over Capitol Expressway?

The structure is 240 ft (73.1 m) long with a longest span of 119 ft (36.2 m) and a deck 27 ft wide.

Who owns NB87-NARVAEZ Offrp over Capitol Expressway?

It is owned by the State Highway Agency.