BridgeSafety
Contra Costa County, CA · Structure #28 0226

INTERSTATE 80

INTERSTATE 80 in 04-Cc-080-2.50-Rch, Contra Costa County, California received a condition grade of B (67/100). Built in 1970, the bridge carries 179K vehicles daily on INTERSTATE 80 over Bartd.

B
67/100
67
Condition Score
179K
Daily Traffic
1970
Year Built
11.4m
Length

Component Ratings

DeckFair
6/9

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

SuperstructureFair
6/9

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
Bartd
State
California
County
Contra Costa County
Location
04-Cc-080-2.50-Rch
Year Built
1970
Reconstructed
1998
Age
56 years
Daily Traffic
179,000
Lanes
11
Length
11.4 meters
Owner
State Highway Agency
Structure Number
28 0226

About This Bridge

INTERSTATE 80 is a 56-year-old bridge located 04-Cc-080-2.50-Rch in Contra Costa County, California. The bridge carries INTERSTATE 80 over Bartd with 11 traffic lanes, handling approximately 179K vehicles per day. Built in 1970 and reconstructed in 1998, the structure spans 11.4 meters.

The bridge received a Condition Grade of B (67/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 6/9 (fair), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

04-Cc-080-2.50-Rch, Contra Costa County, California

37.931072, -122.324514

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Frequently Asked Questions

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

INTERSTATE 80 was built in 1970 and reconstructed in 1998, making it 56 years old. The average bridge age in the United States is 48 years.

INTERSTATE 80 carries approximately 179K vehicles per day (average daily traffic). The bridge has 11 traffic lanes. It is 11.4 meters long and located on INTERSTATE 80 in 04-Cc-080-2.50-Rch, Contra Costa 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-Cc-080-2.50-Rch in Contra Costa County, California. The bridge carries INTERSTATE 80 over Bartd. Its coordinates are 37.931072, -122.324514. It is maintained by State Highway Agency.

INTERSTATE 80 carries INTERSTATE 80 over Bartd. The bridge is 11.4 meters long and was built in 1970, 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.