Engineering Consultants


  • The next prequalification period begins Jan. 1, 2016, to Dec. 31, 2017. All design consultants wishing to do work with ADOT Engineering Consultant Section (ECS) will need to apply. Click  on Consultant Prequalification to learn more.
  • In collaboration with ADOT BECO and to ensure continued compliance with 49 CFR Part 26, ECS has made revisions to the following *DBE forms:    
  • Add/Remove Subconsultant Request Form (*used for non-DBE and DBE subconsultants)
  • DBE Intended Participation Affidavit (Formerly DBE Intended Participation Affidavit-Subconsultant)
  • DBE Intended Participation Affidavit - Summary (Formerly DBE Intended Participation Affidavit- Consultant)
  • Certificate of Good Faith Efforts Form
  • SOQ Proposer’s Solicitation List – Deleted; no longer in use
    Effective immediately, consultants and subconsultants shall utilize these new forms on all existing and new contract submittals. Submittals utilizing old forms/formats shall be returned to the consultant(s) and the subconsultant(s) to be revised and resubmitted. To access and view, please visit ECS General Forms and ECS DBE Program Forms. Also effective immediately, the SOQ Proposer's Solicitation List no longer needs to be submitted with future SOQ Proposal(s) because a Bidder's/Proposer's List must be completed and submitted online at AZ UTRACS prior to the submittal of the consultant’s initial cost proposal.
  • Consistent with ECS’s announcement dated May 25, 2016, ADOT Engineering Consultants Section, in partnership with ADOT Business Engagement and Compliance Office’s (BECO), has incorporated new Professional Services DBE Special Provisions into all Professional Services Contracts. DBE Special Provisions, along with applicable changes to ECS Contract Boilerplate documents are required to ensure ADOT’s compliance with 49 CFR Part 26, DBE and Prompt Payment requirements. Effective immediately, revised ECS Contract Boilerplate documents will be used in all new contract solicitations and can be found on Forms and Templates page.

Consultant Prequalification

Find information about the ECS Prequalification process.  Architectural/Engineering firms must prequalify in order to do design work for ADOT.


Find current and pending advertisements.


Find pending and recent selections.

Information Bulletins

Information Bulletins provide the most current information regarding updates to ECS policies and procedures and should be reviewed regularly by prequalified consultants.

Consultant Resources

This page contains instructions for gaining and setting up access to ADOT's eCMSand instructions and guidelines for SOQ submission and the evaluation program.

Forms and Templates

Check this page for sample contracts, certifications and a variety of forms.

Policies and FAQ

Check this page to peruse ADOT policies, related links and frequently asked questions about engineering consultants.

Disadvantaged Business Enterprise (DBE) Programs

ADOT's Engineering Consultants Section seeks to ensure compliance with the regulations of the U.S. Department of Transportation, 49 CFR Part 26, through proper contract execution and successful management of all DBE contracts.

Local Public Agency Consultant Procurement

In accordance with the FHWA-ADOT Stewardship and Oversight Agreement for Arizona, referred to as the Stewardship Agreement, ADOT may delegate to the local public agencies (LPAs) the authority to self-administer projects or administer a project under the FHWA Certification Acceptance Program.

Contact Us

This page offers the contact information for ECS staff.

Civil RightsTitle VI of the Civil Rights Act of 1964, and the Americans with Disabilities Act (ADA)

Pursuant to Title VI of the Civil Rights Act of 1964, and the Americans with Disabilities Act (ADA), ADOT does not discriminate on the basis of race, color, national origin, age, sex or disability. Persons that require a reasonable accommodation based on language or disability should contact ADOT’s Civil Rights Office at [email protected]. Requests should be made as early as possible to ensure the State has an opportunity to address the accommodation.

De acuerdo con el título VI de la Ley de Derechos Civiles de 1964 y la Ley de Estadounidenses con Discapacidades (ADA por sus siglas en inglés), el Departamento de Transporte de Arizona (ADOT por sus siglas en inglés) no discrimina por raza, color, nacionalidad, edad, género o discapacidad.  Personas que requieren asistencia (dentro de lo razonable) ya sea por el idioma o por discapacidad deben ponerse en contacto con la Oficina de Derechos Civiles en [email protected]. Las solicitudes deben hacerse lo más pronto posible para asegurar que el equipo encargado del proyecto tenga la oportunidad de hacer los arreglos necesarios.