The Public Works Department contracts on an as-needed basis for professional services to augment our in-house professional staff.  Typical contracted services are:

  • Airport Engineering
  • Arborist
  • Construction Management
  • Environmental Investigation and Studies
  • Irrigation Design
  • Landscape Architect
  • Real Estate Appraisals and Relocation Studies
  • Structural Engineering
  • Traffic and Transportation Engineering

The Public Works Department maintains a master consultant list, which is used to notify consultants of professional services opportunities. Consultants interested in being included on this list should submit a Consultant Application form (PDF) or a Statement of Qualifications (or other company information detailing the services they provide) to the Contra Costa County Public Works Department at 255 Glacier Drive, Martinez, CA 94553, Attn: Design Division - Professional Services. The Department posts Requests for Qualifications (RFQ) and Requests for Proposals (RFP) addition to current construction projects out to bid.

View the current RFQ/RFP's


The Capital Projects Management Division maintains a list of consultants that are used for various services including, but not limited to, architectural, engineering, construction management, cost estimating, geotechnical, and testing and inspection services. Consultants who wish to be on the mailing list should complete the Consultant Mailing List Application form (PDF), and mail or fax it to the Capital Projects Management Division at the address given on the form.