US Bridges

Brush ST-W980 on R over W980-12th ST Off-Ramp

Fair

Alameda County, California · 04-ALA-980-0.79-OAK · Structure no. 33 0477K

Built
1981
44 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
475 ft
3 main spans
Daily traffic
5,900
2012 count
Owner
State
State Highway Agency

About this bridge

Brush ST-W980 on R over W980-12th ST Off-Ramp is a prestressed concrete continuous box beam or girders - multiple carrying Brush ST-W980 on R over W980-12th ST Off-Ramp in Alameda County, California. It was built in 1981, so it is 44 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 5,900 vehicles a day, roughly 2% of them trucks, projected to reach 6,413 by 2044. The structure is 475 ft (144.8 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBrush ST-W980 on R
CrossesW980-12th ST Off-Ramp
Location04-ALA-980-0.79-OAK
RouteInterstate 980
CountyAlameda County
StateCalifornia
Coordinates37.80762, -122.27787
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length475 ft (144.8 m)
Longest span181 ft (55.2 m)
Deck width33 ft (10.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,900 (2012)
Projected traffic6,413 by 2044
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 Brush ST-W980 on R over W980-12th ST Off-Ramp built?

It was built in 1981, making it 44 years old in 2025.

What condition is Brush ST-W980 on R over W980-12th ST Off-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 Brush ST-W980 on R over W980-12th ST Off-Ramp carry?

About 5,900 vehicles per day (2012 count), of which roughly 2% are trucks.

How long is Brush ST-W980 on R over W980-12th ST Off-Ramp?

The structure is 475 ft (144.8 m) long with a longest span of 181 ft (55.2 m) and a deck 33 ft wide.

Who owns Brush ST-W980 on R over W980-12th ST Off-Ramp?

It is owned by the State Highway Agency.