BridgeSafety
Alameda County, CA · Structure #33 0020

INTERSTATE 80

INTERSTATE 80 in 04-Ala-080-3.79-Emv, Alameda County, California received a condition grade of B (67/100). Built in 1954, the bridge carries 531K vehicles daily on INTERSTATE 80 over Powell Street.

B
67/100
67
Condition Score
531K
Daily Traffic
1954
Year Built
94.5m
Length

Component Ratings

DeckGood
7/9

The riding surface — evaluated for cracking, spalling, and wear

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
INTERSTATE 80
Crosses Over
Powell Street
State
California
County
Alameda County
Location
04-Ala-080-3.79-Emv
Year Built
1954
Reconstructed
1998
Age
72 years
Daily Traffic
531,000
Lanes
13
Length
94.5 meters
Owner
State Highway Agency
Structure Number
33 0020

About This Bridge

INTERSTATE 80 is a 72-year-old bridge located 04-Ala-080-3.79-Emv in Alameda County, California. The bridge carries INTERSTATE 80 over Powell Street with 13 traffic lanes, handling approximately 531K vehicles per day. Built in 1954 and reconstructed in 1998, the structure spans 94.5 meters.

The bridge received a Condition Grade of B (67/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

04-Ala-080-3.79-Emv, Alameda County, California

37.837681, -122.296181

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Frequently Asked Questions

INTERSTATE 80 has a Condition Score of 67/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

INTERSTATE 80 was built in 1954 and reconstructed in 1998, making it 72 years old. The average bridge age in the United States is 48 years.

INTERSTATE 80 carries approximately 531K vehicles per day (average daily traffic). The bridge has 13 traffic lanes. It is 94.5 meters long and located on INTERSTATE 80 in 04-Ala-080-3.79-Emv, Alameda County, California.

No, INTERSTATE 80 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

INTERSTATE 80 is located 04-Ala-080-3.79-Emv in Alameda County, California. The bridge carries INTERSTATE 80 over Powell Street. Its coordinates are 37.837681, -122.296181. It is maintained by State Highway Agency.

INTERSTATE 80 carries INTERSTATE 80 over Powell Street. The bridge is 94.5 meters long and was built in 1954, with reconstruction in 1998.

Last updated:

Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.