US Bridges

State Route 87 over Airport Parkway

Good

Santa Clara County, California · 04-SCL-087-8.75-SJS · Structure no. 37 0593

Built
2004
21 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
184 ft
2 main spans
Daily traffic
93,000
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 87 over Airport Parkway is a prestressed concrete continuous box beam or girders - multiple carrying State Route 87 over Airport Parkway in Santa Clara County, California. It was built in 2004, so it is 21 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 93,000 vehicles a day, roughly 9% of them trucks, projected to reach 96,078 by 2042. The structure is 184 ft (56 m) long and 147 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesState Route 87
CrossesAirport Parkway
Location04-SCL-087-8.75-SJS
RouteState Highway 87
CountySanta Clara County
StateCalifornia
Coordinates37.36816, -121.92359
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 inspectionJanuary 2024
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 length184 ft (56 m)
Longest span90 ft (27.5 m)
Deck width147 ft (44.8 m)
Roadway width142 ft (43.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic93,000 (2009)
Projected traffic96,078 by 2042
Trucks9%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 Airport Parkway built?

It was built in 2004, making it 21 years old in 2025.

What condition is State Route 87 over Airport Parkway 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 January 2024.

How much traffic does State Route 87 over Airport Parkway carry?

About 93,000 vehicles per day (2009 count), of which roughly 9% are trucks.

How long is State Route 87 over Airport Parkway?

The structure is 184 ft (56 m) long with a longest span of 90 ft (27.5 m) and a deck 147 ft wide.

Who owns State Route 87 over Airport Parkway?

It is owned by the State Highway Agency.