Planning Library

Our transportation planning process involves evaluation of current and future operating conditions, deficiencies, and opportunities on all travel systems in Contra Costa County. We assemble comprehensive plan documents that guide us in our work on a variety of programs and projects.

Antioch Bicycle Garden

We’re partnering with City of Antioch and Street Smarts Diablo to create a unique, park-like facility that will help our community members of all ages

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2020 Expenditure Plan

Contra Costa is a county as unique and diverse as its residents. From cities to waterfronts, from farmland to historic landmarks, our communities stretch from

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