US Bridges

Trimble RD over Guadalupe River

Fair

Santa Clara County, California · 0.4 MI N/E of US 101 · Structure no. 37C0029

Built
1961
64 years old, rebuilt 2003
Condition
Fair
inspected June 2023
Type
Tee Beam
Concrete Continuous
Length
210 ft
5 main spans
Daily traffic
43,300
2009 count
Owner
City
City or Municipal Highway Agency

About this bridge

Trimble RD over Guadalupe River is a concrete continuous tee beam carrying Trimble RD over Guadalupe River in Santa Clara County, California. It was built in 1961 and reconstructed in 2003, so it is 64 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 43,300 vehicles a day, roughly 3% of them trucks, projected to reach 70,404 by 2045. The structure is 210 ft (64 m) long and 132 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesTrimble RD
CrossesGuadalupe River
Location0.4 MI N/E of US 101
RouteCity Street 0
Coordinates37.38011, -121.93824
Functional classUrban Other Principal 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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating40.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length210 ft (64 m)
Longest span46 ft (14 m)
Deck width132 ft (40.1 m)
Roadway width106 ft (32.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic43,300 (2009)
Projected traffic70,404 by 2045
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Trimble RD over Guadalupe River built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2003.

What condition is Trimble RD over Guadalupe River 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 June 2023.

How much traffic does Trimble RD over Guadalupe River carry?

About 43,300 vehicles per day (2009 count), of which roughly 3% are trucks.

How long is Trimble RD over Guadalupe River?

The structure is 210 ft (64 m) long with a longest span of 46 ft (14 m) and a deck 132 ft wide.

Who owns Trimble RD over Guadalupe River?

It is owned by the City or Municipal Highway Agency.