Traffic Engineering Operations
2104 South 22nd Avenue
ADOT Mail Drop 013R
The Traffic Operations Section provides a variety of services, including:
- Providing technical expertise and maintenance for electrical equipment on highways and freeways
- Developing and administering the design and implementation of new traffic signal coordination systems
- Partnering with local agencies in the planning, development, and implementation of signal progression systems
- Establishing guidelines for signal system prioritization
- Disseminating current technology on traffic signal operations and coordination to the regional traffic offices
- Paying electrical costs for the operation of signals, lighting and related equipment
- Partnering with the Construction Group, other agencies and contractors by providing a timely source of quality traffic products and communications equipment statewide
- Fabricating freeway and highway signs
- Maintaining all roadway striping and signing for all freeways
- Providing support to the four Regional Traffic groups on all highways
- Assisting in research and development of traffic control device specifications
- Providing technical expertise to develop and evaluate contracts for traffic control devices
- Responding to emergency situations statewide
- Responding to risk management requests and situations
We operate in accordance with the Manual on Uniform Traffic Control Devices (MUTCD) as modified by the Arizona MUTCD Supplement, the Arizona Revised Statutes (A.R.S.), the National Electrical Manufacturers Association (NEMA), the International Municipal Signal Association (IMSA) and ADOT's own policies, guidelines and procedures (PGP).
Organizational Work Groups and their responsibilities are as follows:
Org 9660: Section Manager and State Traffic Operations Engineer – Raul G. Amavisca, PE (Acting)
- Raul G. Amavisca, PE, manages Orgs 9673, 9676, and 9679. He directs and monitors daily budgetary and operational functions of both signing orgs and the Statewide Striping org, and reviews signing projects statewide.
- Org 9673: Sign Factory – William "Marvin" Phillips, Supervisor. Designs, manufactures, packages and issues highway signs for State Highway System. Meets special signing needs for ADOT and other state agencies. Administers Sign Fabrication Order database. Manufactures and repairs equipment.
- Org 9676: Interstate Signing – Dudley F. Heller, Supervisor. Manufactures, erects, repairs and maintains large highway signs and other structures used in the State Highway System. Responds to signing and structural requests throughout the State that require expertise with signing structures and heavy equipment.
- Org 9679: Statewide Striping – Mohamed Elomeri, Statewide Striping Engineer, Jack E. Hays, Supervisor. Stripes roadway and installs marking materials on State highways and freeways. Crews are stationed in Phoenix, Tucson and Holbrook.
- Ann Phillips, PE, is the engineer responsible for signal coordination with local jurisdictions. She maintains communications and records regarding signal coordination with localities with signals adjacent to the State system in order to improve progression and capacity.
- Mohamed Youssef, PE, PTOE, manages Orgs 9666, 9669, and 9670. He is the Statewide Signal and Lighting Engineer, and reviews signal and lighting projects and permits for Traffic Operations. In addition, he provides technical expertise and advisory capacity on policy and technical issues for Traffic Group.