US Bridges

E&W580-E24 Connctr over I580 SR24 Bartd Conn ST

Fair

Alameda County, California · 04-ALA-580-45.23-OAK · Structure no. 33 0302H

Built
1970
55 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
3,940 ft
45 main spans
Daily traffic
40,000
2002 count
Owner
State
State Highway Agency

About this bridge

E&W580-E24 Connctr over I580 SR24 Bartd Conn ST is a concrete continuous box beam or girders - multiple carrying E&W580-E24 Connctr over I580 SR24 Bartd Conn ST in Alameda County, California. It was built in 1970, so it is 55 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 6 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 40,000 vehicles a day, roughly 2% of them trucks, projected to reach 54,518 by 2044. The structure is 3,940 ft (1,200.9 m) long and 38 ft wide.

CarriesE&W580-E24 Connctr
CrossesI580 SR24 Bartd Conn ST
Location04-ALA-580-45.23-OAK
RouteInterstate 580
Coordinates37.82508, -122.27306
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment6: Equal to present minimum criteria
Operating rating80.7 US tons
Inventory rating48.6 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans45
Design loadHS 20
Structure length3,940 ft (1,200.9 m)
Longest span150 ft (45.7 m)
Deck width38 ft (11.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck15 ft (4.5 m)

Traffic and service

Average daily traffic40,000 (2002)
Projected traffic54,518 by 2044
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesThird level (interchange)
CrossesHighway and railroad
Detour if closed—
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 E&W580-E24 Connctr over I580 SR24 Bartd Conn ST built?

It was built in 1970, making it 55 years old in 2025.

What condition is E&W580-E24 Connctr over I580 SR24 Bartd Conn ST 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 July 2024.

How much traffic does E&W580-E24 Connctr over I580 SR24 Bartd Conn ST carry?

About 40,000 vehicles per day (2002 count), of which roughly 2% are trucks.

How long is E&W580-E24 Connctr over I580 SR24 Bartd Conn ST?

The structure is 3,940 ft (1,200.9 m) long with a longest span of 150 ft (45.7 m) and a deck 38 ft wide.

Who owns E&W580-E24 Connctr over I580 SR24 Bartd Conn ST?

It is owned by the State Highway Agency.