US Bridges

Leigh Ave over Los Gatos Creek

Fair

Santa Clara County, California · N of Hamilton Ave · Structure no. 37C0287

Built
1965
60 years old
Condition
Fair
inspected March 2022
Type
Tee Beam
Concrete Continuous
Length
188 ft
4 main spans
Daily traffic
15,000
2004 count
Owner
City
City or Municipal Highway Agency

About this bridge

Leigh Ave over Los Gatos Creek is a concrete continuous tee beam carrying Leigh Ave over Los Gatos Creek in Santa Clara County, California. It was built in 1965, so it is 60 years old, older 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 15,000 vehicles a day, roughly 2% of them trucks, projected to reach 23,889 by 2042. The structure is 188 ft (57.3 m) long and 78 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLeigh Ave
CrossesLos Gatos Creek
LocationN of Hamilton Ave
RouteCity Street 0
Coordinates37.29984, -121.92258
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating42.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length188 ft (57.3 m)
Longest span47 ft (14.3 m)
Deck width78 ft (23.8 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,000 (2004)
Projected traffic23,889 by 2042
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Leigh Ave over Los Gatos Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Leigh Ave over Los Gatos 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 March 2022.

How much traffic does Leigh Ave over Los Gatos Creek carry?

About 15,000 vehicles per day (2004 count), of which roughly 2% are trucks.

How long is Leigh Ave over Los Gatos Creek?

The structure is 188 ft (57.3 m) long with a longest span of 47 ft (14.3 m) and a deck 78 ft wide.

Who owns Leigh Ave over Los Gatos Creek?

It is owned by the City or Municipal Highway Agency.