At the Contra Costa Transportation Authority, we plan and deliver critical transportation infrastructure projects and programs, that connect communities, foster a strong economy, increase sustainability, and safely and efficiently get people where they need to go. Through our work with experts and partners in our industry, we’re reimagining transportation in Contra Costa so that we can deliver the best, most state-of-the-art mobility options that will save you time, money, and hassle when on your daily journey.