US Bridges

Warren Avenue over Interstate 880

Fair

Alameda County, California · 04-ALA-880-2.51-FMT · Structure no. 33 0667

Built
2009
16 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
364 ft
4 main spans
Daily traffic
30,000
2019 count
Owner
State
State Highway Agency

About this bridge

Warren Avenue over Interstate 880 is a concrete continuous box beam or girders - multiple carrying Warren Avenue over Interstate 880 in Alameda County, California. It was built in 2009, so it is 16 years old, younger 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 30,000 vehicles a day, roughly 8% of them trucks, projected to reach 45,491 by 2042. The structure is 364 ft (111 m) long and 81 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesWarren Avenue
CrossesInterstate 880
Location04-ALA-880-2.51-FMT
RouteCity Street 0
CountyAlameda County
StateCalifornia
Coordinates37.48342, -121.93753
Functional classUrban Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length364 ft (111 m)
Longest span95 ft (28.9 m)
Deck width81 ft (24.6 m)
Roadway width73 ft (22.3 m)
Vertical clearance over deck18 ft (5.6 m)

Traffic and service

Average daily traffic30,000 (2019)
Projected traffic45,491 by 2042
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

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 Warren Avenue over Interstate 880 built?

It was built in 2009, making it 16 years old in 2025.

What condition is Warren Avenue over Interstate 880 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 April 2023.

How much traffic does Warren Avenue over Interstate 880 carry?

About 30,000 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is Warren Avenue over Interstate 880?

The structure is 364 ft (111 m) long with a longest span of 95 ft (28.9 m) and a deck 81 ft wide.

Who owns Warren Avenue over Interstate 880?

It is owned by the State Highway Agency.