US Bridges

State RTE 87 & Lrt over Bypass Channel

Fair

Santa Clara County, California · 04-SCL-087-4.43-SJS · Structure no. 37 0566

Built
1990
35 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
130,000
2009 count
Owner
State
State Highway Agency

About this bridge

State RTE 87 & Lrt over Bypass Channel is a concrete culvert carrying State RTE 87 & Lrt over Bypass Channel in Santa Clara County, California. It was built in 1990, so it is 35 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 130,000 vehicles a day, roughly 3% of them trucks, projected to reach 185,023 by 2041. The structure is 27 ft (8.3 m) long and 224 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesState RTE 87 & Lrt
CrossesBypass Channel
Location04-SCL-087-4.43-SJS
RouteState Highway 87
CountySanta Clara County
StateCalifornia
Coordinates37.3143, -121.88665
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length27 ft (8.3 m)
Longest span12 ft (3.8 m)
Deck width224 ft (68.4 m)
Roadway width168 ft (51.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130,000 (2009)
Projected traffic185,023 by 2041
Trucks3%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway and railroad
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was State RTE 87 & Lrt over Bypass Channel built?

It was built in 1990, making it 35 years old in 2025.

What condition is State RTE 87 & Lrt over Bypass Channel 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 State RTE 87 & Lrt over Bypass Channel carry?

About 130,000 vehicles per day (2009 count), of which roughly 3% are trucks.

How long is State RTE 87 & Lrt over Bypass Channel?

The structure is 27 ft (8.3 m) long with a longest span of 12 ft (3.8 m) and a deck 224 ft wide.

Who owns State RTE 87 & Lrt over Bypass Channel?

It is owned by the State Highway Agency.