US Bridges

El Charro RD over Interstate 580

Good

Alameda County, California · 04-ALA-580-16.70 · Structure no. 33 0431

Built
1972
53 years old, rebuilt 2010
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
382 ft
2 main spans
Daily traffic
5,900
1998 count
Owner
State
State Highway Agency

About this bridge

El Charro RD over Interstate 580 is a prestressed concrete continuous box beam or girders - multiple carrying El Charro RD over Interstate 580 in Alameda County, California. It was built in 1972 and reconstructed in 2010, so it is 53 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,900 vehicles a day, roughly 30% of them trucks, projected to reach 9,847 by 2042. The structure is 382 ft (116.4 m) long and 67 ft wide.

CarriesEl Charro RD
CrossesInterstate 580
Location04-ALA-580-16.70
RouteCounty Highway 0
Coordinates37.7008, -121.84903
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length382 ft (116.4 m)
Longest span190 ft (57.9 m)
Deck width67 ft (20.5 m)
Roadway width59 ft (18 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,900 (1998)
Projected traffic9,847 by 2042
Trucks30%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 El Charro RD over Interstate 580 built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 2010.

What condition is El Charro RD over Interstate 580 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2024.

How much traffic does El Charro RD over Interstate 580 carry?

About 5,900 vehicles per day (1998 count), of which roughly 30% are trucks.

How long is El Charro RD over Interstate 580?

The structure is 382 ft (116.4 m) long with a longest span of 190 ft (57.9 m) and a deck 67 ft wide.

Who owns El Charro RD over Interstate 580?

It is owned by the State Highway Agency.