US Bridges

Hedding ST over Guadalupe River

Good

Santa Clara County, California · Near Civic Center · Structure no. 37C0419

Built
2002
23 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
106 ft
1 main span
Daily traffic
15,600
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hedding ST over Guadalupe River is a prestressed concrete box beam or girders - multiple carrying Hedding ST over Guadalupe River in Santa Clara County, California. It was built in 2002, so it is 23 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 15,600 vehicles a day, roughly 2% of them trucks, projected to reach 25,514 by 2041. The structure is 106 ft (32.3 m) long and 75 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHedding ST
CrossesGuadalupe River
LocationNear Civic Center
RouteCity Street 0
Coordinates37.34989, -121.90988
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 protection9 ExcellentNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
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 length106 ft (32.3 m)
Longest span106 ft (32.3 m)
Deck width75 ft (22.9 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,600 (2014)
Projected traffic25,514 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Hedding ST over Guadalupe River built?

It was built in 2002, making it 23 years old in 2025.

What condition is Hedding ST 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 November 2023.

How much traffic does Hedding ST over Guadalupe River carry?

About 15,600 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is Hedding ST over Guadalupe River?

The structure is 106 ft (32.3 m) long with a longest span of 106 ft (32.3 m) and a deck 75 ft wide.

Who owns Hedding ST over Guadalupe River?

It is owned by the City or Municipal Highway Agency.