California Department of Transportation

How Caltrans Builds Projects

This booklet gives a concise overview of the California Department of Transportation (Caltrans) project delivery process for projects that will improve or maintain the State Highway System (SHS) including the Interstate System. This booklet also provides a list of resources for further reference. In addition to contacting local district staff with questions pertaining to their area of expertise, information may be obtaining via the Caltrans web portal: or


This page last updated Sept. 13, 2011