US Bridges

Hedding ST over Caltrain UP RR Stockton

Good

Santa Clara County, California · 0.4 MI N/E of SH 92 · Structure no. 37C0279

Built
1959
66 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
688 ft
3 main spans
Daily traffic
15,600
2009 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hedding ST over Caltrain UP RR Stockton is a steel continuous stringer/multi-beam or girder carrying Hedding ST over Caltrain UP RR Stockton in Santa Clara County, California. It was built in 1959, so it is 66 years old, older 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 26,029 by 2043. The structure is 688 ft (209.7 m) long and 57 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesHedding ST
CrossesCaltrain UP RR Stockton
Location0.4 MI N/E of SH 92
RouteCity Street 0
CountySanta Clara County
StateCalifornia
Coordinates37.34352, -121.91891
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.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.2 US tons
Inventory rating21.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+11 approach)
Design loadUnknown
Structure length688 ft (209.7 m)
Longest span96 ft (29.3 m)
Deck width57 ft (17.4 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,600 (2009)
Projected traffic26,029 by 2043
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed1.9 mi (3 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 Caltrain UP RR Stockton built?

It was built in 1959, making it 66 years old in 2025.

What condition is Hedding ST over Caltrain UP RR Stockton 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 June 2023.

How much traffic does Hedding ST over Caltrain UP RR Stockton carry?

About 15,600 vehicles per day (2009 count), of which roughly 2% are trucks.

How long is Hedding ST over Caltrain UP RR Stockton?

The structure is 688 ft (209.7 m) long with a longest span of 96 ft (29.3 m) and a deck 57 ft wide.

Who owns Hedding ST over Caltrain UP RR Stockton?

It is owned by the City or Municipal Highway Agency.