US Bridges

Almaden Expressway over Guadalupe Creek

Fair

Santa Clara County, California · Near Coleman RD · Structure no. 37C0041

Built
1965
60 years old, rebuilt 1977
Condition
Fair
inspected March 2024
Type
Tee Beam
Concrete Continuous
Length
113 ft
3 main spans
Daily traffic
58,310
2004 count
Owner
County
County Highway Agency

About this bridge

Almaden Expressway over Guadalupe Creek is a concrete continuous tee beam carrying Almaden Expressway over Guadalupe Creek in Santa Clara County, California. It was built in 1965 and reconstructed in 1977, 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 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 58,310 vehicles a day, roughly 5% of them trucks, projected to reach 70,924 by 2046. The structure is 113 ft (34.3 m) long and 122 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAlmaden Expressway
CrossesGuadalupe Creek
LocationNear Coleman RD
RouteCounty Highway 0
Coordinates37.24351, -121.87465
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating30.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length113 ft (34.3 m)
Longest span44 ft (13.4 m)
Deck width122 ft (37.2 m)
Roadway width99 ft (30.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic58,310 (2004)
Projected traffic70,924 by 2046
Trucks5%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Almaden Expressway over Guadalupe Creek built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1977.

What condition is Almaden Expressway over Guadalupe 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 2024.

How much traffic does Almaden Expressway over Guadalupe Creek carry?

About 58,310 vehicles per day (2004 count), of which roughly 5% are trucks.

How long is Almaden Expressway over Guadalupe Creek?

The structure is 113 ft (34.3 m) long with a longest span of 44 ft (13.4 m) and a deck 122 ft wide.

Who owns Almaden Expressway over Guadalupe Creek?

It is owned by the County Highway Agency.