US Bridges

RTE 87 & Connector over West San Carlos Street

Good

Santa Clara County, California · 04-SCL-087-5.45-SJS · Structure no. 37 0274

Built
1971
54 years old, rebuilt 2003
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
145 ft
1 main span
Daily traffic
99,000
2009 count
Owner
State
State Highway Agency

About this bridge

RTE 87 & Connector over West San Carlos Street is a prestressed concrete box beam or girders - multiple carrying RTE 87 & Connector over West San Carlos Street in Santa Clara County, California. It was built in 1971 and reconstructed in 2003, so it is 54 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 99,000 vehicles a day, projected to reach 95,235 by 2046. The structure is 145 ft (44.1 m) long and 233 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 87 & Connector
CrossesWest San Carlos Street
Location04-SCL-087-5.45-SJS
RouteState Highway 87
Coordinates37.32783, -121.89439
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 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

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length145 ft (44.1 m)
Longest span143 ft (43.5 m)
Deck width233 ft (70.9 m)
Roadway width230 ft (70.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99,000 (2009)
Projected traffic95,235 by 2046
Trucks0%
Lanes on structure11
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 RTE 87 & Connector over West San Carlos Street built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2003.

What condition is RTE 87 & Connector over West San Carlos Street 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 RTE 87 & Connector over West San Carlos Street carry?

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

How long is RTE 87 & Connector over West San Carlos Street?

The structure is 145 ft (44.1 m) long with a longest span of 143 ft (43.5 m) and a deck 233 ft wide.

Who owns RTE 87 & Connector over West San Carlos Street?

It is owned by the State Highway Agency.