Contact Us

Bridge Group is responsible for bridge design, bridge construction assistance and bridge management. Written communication can be sent to this address:

    205 S. 17th Ave.
    MD 613E
    Phoenix, AZ 85007
    Phone: 602.712.7481

Contacts by Service Area

David Eberhart
State Bridge Engineer

Bridge Group provides three types of services: design, geotechnical and preservation.

Design Services

Each design section has been assigned the responsibility to handle all structural issues for their assigned geographic regions within the state as indicated below. Note: Any questions regarding areas of responsibilities for Phoenix metro area structures should be directed to the Bridge Group office through the contact information provided on this page.

Contact Position Area of Responsibility
David Benton Assistant State Bridge Engineer Design Services
William F. Downes Design Section A Leader Coconino, Pinal, Pima and Santa Cruz
Navaphan Viboolmate Design Section B Leader Maricopa (outside of the Phoenix metro area), Mohave, La Paz, Yavapai and Yuma
Rafael Davis Design Section C Leader Apache, Cochise, Graham, Gila, Greenlee and Navajo
Amjad Alzubi Bridge Standards Engineer  

Geotechnical Services
Contact Position Area of Responsibility
J.J. Liu
Geotechnical Services Engineer
Acting Geotechnical Operations Section Leader
Geotechnical Services,
Brent Conner
Geotechnical Design Section Leader and Planning Engineer
Program development and resource allocation
Geotechnical Operations Leader Field Investigations, Material Sources
Preservation Services
Contact Position Area of Responsibility
Pe-Shen Yang Assistant State Bridge Engineer Bridge Operations and Preservation Services
Peng Chen Section Leader Team A – Bridge Inspection
Vacant Section Leader Team B – Inspection Data Records
Amin Aman Section Leader Team C – Load Ratings and Technical Support
Section Leader Team D – Bridge Hydraulics

The Arizona Ombudsman – Citizens Aide helps you resolve ongoing issues with State Agencies.

Civil Rights

Pursuant to Title VI of the Civil Rights Act of 1964, the Americans with Disabilities Act (ADA) and other nondiscrimination laws and authorities, ADOT does not discriminate on the basis of race, color, national origin, sex, age, or disability. Persons that require a reasonable accommodation based on language or disability should contact ADOT’s Civil Rights Office at 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, la Ley de Estadounidenses con Discapacidades (ADA por sus siglas en inglés) y otras normas y leyes antidiscriminatorias, el Departamento de Transporte de Arizona (ADOT) no discrimina por motivos de raza, color, origen nacional, sexo, edad o discapacidad. Las personas que requieran asistencia (dentro de lo razonable) ya sea por el idioma o discapacidad deben ponerse en contacto con la Oficina de Derechos Civiles de ADOT en Las solicitudes deben hacerse lo más antes posible para asegurar que el Estado tenga la oportunidad de hacer los arreglos necesarios.