US Bridges

Fairmont Drive over Interstate 580

Fair

Alameda County, California · 04-ALA-580-R32.72 · Structure no. 33 0337

Built
1965
60 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
267 ft
4 main spans
Daily traffic
5,500
2009 count
Owner
State
State Highway Agency

About this bridge

Fairmont Drive over Interstate 580 is a concrete continuous box beam or girders - multiple carrying Fairmont Drive over Interstate 580 in Alameda County, California. It was built in 1965, so it is 60 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 5,500 vehicles a day, roughly 3% of them trucks, projected to reach 6,477 by 2042. The structure is 267 ft (81.4 m) long and 84 ft wide.

CarriesFairmont Drive
CrossesInterstate 580
Location04-ALA-580-R32.72
RouteCounty Highway 0
Coordinates37.70804, -122.12264
Functional classUrban Other Principal 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.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.6 US tons
Inventory rating38.3 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length267 ft (81.4 m)
Longest span88 ft (26.8 m)
Deck width84 ft (25.6 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,500 (2009)
Projected traffic6,477 by 2042
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 Fairmont Drive over Interstate 580 built?

It was built in 1965, making it 60 years old in 2025.

What condition is Fairmont Drive over Interstate 580 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 2024.

How much traffic does Fairmont Drive over Interstate 580 carry?

About 5,500 vehicles per day (2009 count), of which roughly 3% are trucks.

How long is Fairmont Drive over Interstate 580?

The structure is 267 ft (81.4 m) long with a longest span of 88 ft (26.8 m) and a deck 84 ft wide.

Who owns Fairmont Drive over Interstate 580?

It is owned by the State Highway Agency.