BridgeSafety
Alameda County, CA · Structure #33 0612E

I 80-I 880 CONN

I 80-I 880 CONN in 04-Ala-080-2.44-Oak, Alameda County, California received a condition grade of B (67/100). Built in 1996, the bridge carries 269K vehicles daily on I 80-I 880 CONN over SB 880 I 80 W Grand.

B
67/100
67
Condition Score
269K
Daily Traffic
1996
Year Built
3458m
Length

Component Ratings

DeckGood
7/9

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

SuperstructureFair
6/9

Beams, girders, and trusses that support the deck

SubstructureFair
5/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
I 80-I 880 CONN
Crosses Over
SB 880 I 80 W Grand
State
California
County
Alameda County
Location
04-Ala-080-2.44-Oak
Year Built
1996
Age
30 years
Daily Traffic
269,472
Lanes
7
Length
3458 meters
Owner
State Highway Agency
Structure Number
33 0612E

About This Bridge

I 80-I 880 CONN is a 30-year-old bridge located 04-Ala-080-2.44-Oak in Alameda County, California. The bridge carries I 80-I 880 CONN over SB 880 I 80 W Grand with 7 traffic lanes, handling approximately 269K vehicles per day. Built in 1996, the structure spans 3458 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 6/9 (fair), and substructure 5/9 (fair).

This bridge is owned and maintained by State Highway Agency.

Location Map

04-Ala-080-2.44-Oak, Alameda County, California

37.825403, -122.309275

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Frequently Asked Questions

I 80-I 880 CONN has a Condition Score of 67/100 (Grade B). Its deck is rated 7/9, superstructure 6/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.

I 80-I 880 CONN was built in 1996, making it 30 years old. The average bridge age in the United States is 48 years.

I 80-I 880 CONN carries approximately 269K vehicles per day (average daily traffic). The bridge has 7 traffic lanes. It is 3458 meters long and located on I 80-I 880 CONN in 04-Ala-080-2.44-Oak, Alameda County, California.

No, I 80-I 880 CONN is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

I 80-I 880 CONN is located 04-Ala-080-2.44-Oak in Alameda County, California. The bridge carries I 80-I 880 CONN over SB 880 I 80 W Grand. Its coordinates are 37.825403, -122.309275. It is maintained by State Highway Agency.

I 80-I 880 CONN carries I 80-I 880 CONN over SB 880 I 80 W Grand. The bridge is 3458 meters long and was built in 1996.

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.