US Bridges

Almaden Expwy over Guadalupe River

Good

Santa Clara County, California · 0.01 MI N Lincoln Ave · Structure no. 37C0071

Built
1973
52 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
285 ft
3 main spans
Daily traffic
40,840
2004 count
Owner
County
County Highway Agency

About this bridge

Almaden Expwy over Guadalupe River is a concrete continuous box beam or girders - multiple carrying Almaden Expwy over Guadalupe River in Santa Clara County, California. It was built in 1973, so it is 52 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 40,840 vehicles a day, roughly 5% of them trucks, projected to reach 53,619 by 2044. The structure is 285 ft (86.9 m) long and 52 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAlmaden Expwy
CrossesGuadalupe River
Location0.01 MI N Lincoln Ave
RouteCounty Highway 0
Coordinates37.28442, -121.88257
Functional classUrban Other Principal Arterial

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.
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 evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.6 US tons
Inventory rating48.9 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length285 ft (86.9 m)
Longest span100 ft (30.5 m)
Deck width52 ft (15.9 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,840 (2004)
Projected traffic53,619 by 2044
Trucks5%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
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 Expwy over Guadalupe River built?

It was built in 1973, making it 52 years old in 2025.

What condition is Almaden Expwy over Guadalupe River 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 March 2024.

How much traffic does Almaden Expwy over Guadalupe River carry?

About 40,840 vehicles per day (2004 count), of which roughly 5% are trucks.

How long is Almaden Expwy over Guadalupe River?

The structure is 285 ft (86.9 m) long with a longest span of 100 ft (30.5 m) and a deck 52 ft wide.

Who owns Almaden Expwy over Guadalupe River?

It is owned by the County Highway Agency.