US Bridges

Silver Crk Vly RD over Silver Creek

Fair

Santa Clara County, California · 0.5 KM S Farnsworth DR · Structure no. 37C0391L

Built
1993
32 years old
Condition
Fair
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
116 ft
1 main span
Daily traffic
1,150
2005 count
Owner
City
City or Municipal Highway Agency

About this bridge

Silver Crk Vly RD over Silver Creek is a prestressed concrete box beam or girders - multiple carrying Silver Crk Vly RD over Silver Creek 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 1,150 vehicles a day, roughly 10% of them trucks, projected to reach 1,815 by 2041. The structure is 116 ft (35.4 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSilver Crk Vly RD
CrossesSilver Creek
Location0.5 KM S Farnsworth DR
RouteCity Street 0
Coordinates37.28308, -121.77324
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length116 ft (35.4 m)
Longest span116 ft (35.4 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,150 (2005)
Projected traffic1,815 by 2041
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Silver Crk Vly RD over Silver Creek built?

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

What condition is Silver Crk Vly RD over Silver Creek 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 November 2023.

How much traffic does Silver Crk Vly RD over Silver Creek carry?

About 1,150 vehicles per day (2005 count), of which roughly 10% are trucks.

How long is Silver Crk Vly RD over Silver Creek?

The structure is 116 ft (35.4 m) long with a longest span of 116 ft (35.4 m) and a deck 37 ft wide.

Who owns Silver Crk Vly RD over Silver Creek?

It is owned by the City or Municipal Highway Agency.