BridgeSafety
Contra Costa County, CA · Structure #23 0015R

INTERSTATE 80 EB

INTERSTATE 80 EB in 04-Cc-080-13.50, Contra Costa County, California received a condition grade of B (65/100). Built in 1958, the bridge carries 128K vehicles daily on INTERSTATE 80 EB over Carquinez Strait Up RR.

B
65/100
65
Condition Score
128K
Daily Traffic
1958
Year Built
1587.7m
Length

Component Ratings

DeckFair
6/9

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 EB
Crosses Over
Carquinez Strait Up RR
State
California
County
Contra Costa County
Location
04-Cc-080-13.50
Year Built
1958
Age
68 years
Daily Traffic
128,000
Lanes
4
Length
1587.7 meters
Owner
State Highway Agency
Structure Number
23 0015R

About This Bridge

INTERSTATE 80 EB is a 68-year-old bridge located 04-Cc-080-13.50 in Contra Costa County, California. The bridge carries INTERSTATE 80 EB over Carquinez Strait Up RR with 4 traffic lanes, handling approximately 128K vehicles per day. Built in 1958, the structure spans 1587.7 meters.

The bridge received a Condition Grade of B (65/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 7/9 (good), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

04-Cc-080-13.50, Contra Costa County, California

38.052222, -122.227778

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Frequently Asked Questions

INTERSTATE 80 EB has a Condition Score of 65/100 (Grade B). Its deck is rated 6/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

INTERSTATE 80 EB was built in 1958, making it 68 years old. The average bridge age in the United States is 48 years.

INTERSTATE 80 EB carries approximately 128K vehicles per day (average daily traffic). The bridge has 4 traffic lanes. It is 1587.7 meters long and located on INTERSTATE 80 EB in 04-Cc-080-13.50, Contra Costa County, California.

No, INTERSTATE 80 EB 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 EB is located 04-Cc-080-13.50 in Contra Costa County, California. The bridge carries INTERSTATE 80 EB over Carquinez Strait Up RR. Its coordinates are 38.052222, -122.227778. It is maintained by State Highway Agency.

INTERSTATE 80 EB carries INTERSTATE 80 EB over Carquinez Strait Up RR. The bridge is 1587.7 meters long and was built in 1958.

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.