Bridge Group Directory
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 Benton
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 bridge and transportation structure issues for their assigned areas of responsibility within the state, as indicated below. Note: Please use the Central District/Phoenix Metro Area Responsibilities Map below for assigned contacts.
| Contact | Position | Area of Responsibility |
|---|---|---|
| Navaphin Viboolmate | Assistant State Bridge Engineer | Design Services |
| William F. Downes | Design Section A Leader | Northcentral and Southcentral Districts |
| Navaphan Viboolmate | Design Section B Leader | Northwest and Southwest Districts |
| Rafe Davis | Design Section C Leader | Northeast and Southeast Districts |
| Amjad Alzubi | Bridge Standards Engineer |
Map: Central District Phoenix Metro Area Responsibilities
Geotechnical Services
| Contact | Position | Area of Responsibility |
|---|---|---|
| Patrice Brun | Assistant State Bridge Engineer | Geotechnical Design and Operations |
| Tad Niemyski | Geotechnical Design Team Lead | Geotechnical Services |
Preservation Services
| Contact | Position | Area of Responsibility |
|---|---|---|
| David Benton | Assistant State Bridge Engineer | Bridge Operations and Preservation Services |
| Peng Chen | Section Leader | Bridge Inspection |
| Enamul Hoque | Section Leader | Bridge Management |
