Contra Costa County Public Works is beginning construction on two major projects in the City of Martinez.  The new County Administration Building and the new Public Safety Building and Emergency Operations Center.  Click on the pictures below for details about the projects.

County Administrative Building

Admin Building (2)

Public Safety Building and Emergency Operations Center

CCC-EOC Front Entry Rendering
  1. Marsh Creek Road Bridge Replacement Update

    Contra Costa County Public Works to Close Marsh Creek Road Intermittently During Paving Operation. Read on...
  2. Marina Vista Street Closure

    Contra Costa County Public Works to Close a Section of Marina Vista Street in Martinez Due to Construction of the New Administrative Building Read on...
  3. Jersey Island Bridge Traffic Controls

    Contra Costa County Public Works to Install Traffic Controls on Jersey Island Bridge Over Dutch Slough Read on...
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2018 Asphalt Rubber Cape Seal Schedule in Martinez, Bay Point and Walnut Creek

Click here to get information and schedules for this road construction project.