330.535.3132 x4006

Donald Phifer, PE

Senior Roadway & Traffic Engineer
Mr. Phifer has practiced engineering since 1988. He has performed the design and execution of roadway, traffic, water, wastewater, and site development projects for both private and municipal clients and is familiar with the design policies and procedures of ODOT as well as several county and local communities. Responsibilities have included conceptualization, project design, plan preparation, specifications, drafting, surveying, utility and governmental approvals, construction administration including pay requests, construction inspection, and OPWC, OWDA, and USDA project financing. Don is proficient in both AutoCAD Civil 3D and Microstation, and has used several simulation and design software packages, including AutoTURN for AutoCAD, Highway Capacity Software (HCS), and Synchro Traffic Signal Software. Areas of technical expertise include traffic signal and control design; utility and roadway design; and subdivision and site design.
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