US Bridges

Interstate 880 over UP RR & Old Bayshore HWY

Good

Santa Clara County, California · 04-SCL-880-4.28-SJS · Structure no. 37 0120

Built
1960
65 years old, rebuilt 2003
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
194 ft
3 main spans
Daily traffic
150,000
2019 count
Owner
State
State Highway Agency

About this bridge

Interstate 880 over UP RR & Old Bayshore HWY is a steel stringer/multi-beam or girder carrying Interstate 880 over UP RR & Old Bayshore HWY in Santa Clara County, California. It was built in 1960 and reconstructed in 2003, so it is 65 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 150,000 vehicles a day, roughly 8% of them trucks, projected to reach 195,344 by 2043. The structure is 194 ft (59.1 m) long and 139 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 880
CrossesUP RR & Old Bayshore HWY
Location04-SCL-880-4.28-SJS
RouteInterstate 880
Coordinates37.36689, -121.90092
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.5 US tons
Inventory rating33.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length194 ft (59.1 m)
Longest span82 ft (25 m)
Deck width139 ft (42.5 m)
Roadway width133 ft (40.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150,000 (2019)
Projected traffic195,344 by 2043
Trucks8%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Interstate 880 over UP RR & Old Bayshore HWY built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2003.

What condition is Interstate 880 over UP RR & Old Bayshore HWY 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 2023.

How much traffic does Interstate 880 over UP RR & Old Bayshore HWY carry?

About 150,000 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is Interstate 880 over UP RR & Old Bayshore HWY?

The structure is 194 ft (59.1 m) long with a longest span of 82 ft (25 m) and a deck 139 ft wide.

Who owns Interstate 880 over UP RR & Old Bayshore HWY?

It is owned by the State Highway Agency.