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I-80/San Pablo Dam Rd Interchange Reconstruction PW 483

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Construction work has begun and continues on El Portal Drive in February of 2016

Construction will occur on El Portal Drive beginning February 8, 2016. 
The work will consist of restriping and installing a temporary concrete barrier along the eastbound I-80 off ramp at El Portal Drive and along El Portal Drive. Weather permitting, this work will be completed on the night of February 11, 2016. For the duration of this work, access to and from El Portal Drive, all entrance and exit ramps to and from I-80 and the sidewalk on El Portal Drive will remain open, except as needed for public safety.

Electronic changeable message signs will be placed in strategic locations on city streets to minimize traffic delays and public inconvenience. This is necessary as part of the I-80/San Pablo Dam Rd Interchange Reconstruction Project, which is managed by the CCTA (Contra Costa Transportation Authority).  Project hotline phone number is (510) 277-0444, where you can leave a message with questions on the project and construction work.

The Contra Costa Transportation Authority (CCTA) and project partners, including the cities of San Pablo and Richmond, Contra Costa County, and Caltrans, are making every effort to provide opportunities for project neighbors to stay informed about this construction work, and have established a Project hotline phone number (510) 277-0444, where you can leave a message with questions on the project and construction work.

More information about the project can be found at:

Thank you for your cooperation during this essential work.

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PROJECT DESCRIPTION: The project is located within the City of San Pablo and unincorporated Contra Costa County and borders the City of Richmond. Proposed improvements are intended to alleviate congestion and improve traffic safety along I-80 and at the three interchanges. The project scope includes:

1. Replacement and widening of the San Pablo Dam Road Overcrossing;

2. Relocation of McBryde Avenue access from westbound I-80 (westbound direction is towards San Francisco);

3. Relocation of El Portal Drive access to westbound I-80;

4. Realignment of Amador Street to intersect with San Pablo Dam Road further east; and

5. Replacement of the I-80/Riverside Avenue Pedestrian Overcrossing serving Riverside Elementary School and extending it across Amador Street

PROJECT STATUS: Detailed project design is complete for phase 1 and construction began in late 2015. 

PROJECT FUNDING: The current project cost is estimated at $118.8 million of which $38 million has been secured from multiple sources including the City of San Pablo ($3 million), Contra Costa's Measure J Transportation Sales Tax ($12 million), state ($15 million), and regional funds ($8 million).

The project is sponsored by the City of San Pablo, Contra Costa Transportation Authority, California Department of Transportation (Caltrans), in cooperation with the City of Richmond, Contra Costa County and the West Contra Costa Transportation Advisory Committee.

FOR MORE INFORMATION: Please call the project hotline at 510-277-0444 or contact Hisham Noeimi, Project Manager, at (925) 256-4731, Allyn Amsk, Caltrans Public Information Officer at (510) 286-5445.

Project website:

City of San Pablo • 13831 San Pablo Avenue • San Pablo, CA 94806 • (510) 215-3000 •
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