US Bridges

Interstate 80 over Central Avenue

Fair

Contra Costa County, California · 04-CC-080-0.22-RCH · Structure no. 28 0114

Built
1958
67 years old, rebuilt 1997
Condition
Fair
inspected June 2023
Type
Tee Beam
Prestressed Concrete
Length
200 ft
3 main spans
Daily traffic
179,000
2019 count
Owner
State
State Highway Agency

About this bridge

Interstate 80 over Central Avenue is a prestressed concrete tee beam carrying Interstate 80 over Central Avenue in Contra Costa County, California. It was built in 1958 and reconstructed in 1997, so it is 67 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 179,000 vehicles a day, roughly 3% of them trucks, projected to reach 233,000 by 2043. The structure is 200 ft (61 m) long and 127 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesInterstate 80
CrossesCentral Avenue
Location04-CC-080-0.22-RCH
RouteInterstate 80
CountyContra Costa County
StateCalifornia
Coordinates37.90071, -122.31039
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating11 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length200 ft (61 m)
Longest span66 ft (20.1 m)
Deck width127 ft (38.8 m)
Roadway width122 ft (37.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic179,000 (2019)
Projected traffic233,000 by 2043
Trucks3%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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 80 over Central Avenue built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1997.

What condition is Interstate 80 over Central Avenue 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 June 2023.

How much traffic does Interstate 80 over Central Avenue carry?

About 179,000 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is Interstate 80 over Central Avenue?

The structure is 200 ft (61 m) long with a longest span of 66 ft (20.1 m) and a deck 127 ft wide.

Who owns Interstate 80 over Central Avenue?

It is owned by the State Highway Agency.