US Bridges

Interstate 880 over S880-S238 Connector Ramp

Fair

Alameda County, California · 04-ALA-880-20.68-SLN · Structure no. 33 0172

Built
1952
73 years old, rebuilt 1994
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
91 ft
1 main span
Daily traffic
219,000
2009 count
Owner
State
State Highway Agency

About this bridge

Interstate 880 over S880-S238 Connector Ramp is a steel stringer/multi-beam or girder carrying Interstate 880 over S880-S238 Connector Ramp in Alameda County, California. It was built in 1952 and reconstructed in 1994, so it is 73 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 5 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 219,000 vehicles a day, roughly 8% of them trucks, projected to reach 325,973 by 2046. The structure is 91 ft (27.7 m) long and 198 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesInterstate 880
CrossesS880-S238 Connector Ramp
Location04-ALA-880-20.68-SLN
RouteInterstate 880
CountyAlameda County
StateCalifornia
Coordinates37.68994, -122.1364
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.3 US tons
Inventory rating26.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length91 ft (27.7 m)
Longest span91 ft (27.7 m)
Deck width198 ft (60.2 m)
Roadway width194 ft (59 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic219,000 (2009)
Projected traffic325,973 by 2046
Trucks8%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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 S880-S238 Connector Ramp built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 1994.

What condition is Interstate 880 over S880-S238 Connector Ramp 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 May 2024.

How much traffic does Interstate 880 over S880-S238 Connector Ramp carry?

About 219,000 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Interstate 880 over S880-S238 Connector Ramp?

The structure is 91 ft (27.7 m) long with a longest span of 91 ft (27.7 m) and a deck 198 ft wide.

Who owns Interstate 880 over S880-S238 Connector Ramp?

It is owned by the State Highway Agency.