Don T. Arkle, PE
Chief Engineer, ALDOT
Don Arkle was appointed Chief Engineer in January 2016. His duties include the planning and design of Alabama’s state, U.S. and interstate highway system. Arkle previously served as assistant chief engineer for policy and planning. He spent 25 years in ALDOT’s Design Bureau, and was bureau chief prior to becoming assistant chief engineer. He is a graduate of Auburn University with a degree in civil engineering.
DeJarvis Leonard, PE
East Central Region Engineer, ALDOT
Mr. Leonard began his employment with ALDOT while attending college. Positions he has held include Project Inspector/Survey Crewman, Assistant Project Engineer, Project Engineer, District Engineer in Madison County, and the Assistant Division Engineer for County Transportation, in the former First Division. For the past 16 years, he has served as Division Engineer for the former Fourth Division. He was appointed East Central Region Engineer October 2014.
He received a BS degree in Civil Engineering Technology from Alabama A&M University and a BS degree in Civil Engineering from Auburn University.
Lance Taylor, PE
Asst. Region Engineer - Pre-Construction Engineer, ALDOT
Mr. Taylor, a 20 year ALDOT veteran, has worked in the Maintenance and Construction Bureaus before being named to his current position. He is responsible for the oversight of all division preconstruction activities including design, right-of-way acquisition and utility relocation. He is also responsible for supervising a wide range of personnel to conduct these activities and managing multiple consulting firms.
He is a 1992 graduate of the University of Alabama in Huntsville where he earned his B.S. in Civil Engineering and holds a Professional Engineering License in the State of Alabama.
Governmental Relations Manager/ Bureau Chief, Media & Community Relations, ALDOT
Mr. Harris has worked in communications, public relations, and governmental affairs since 1993. He joined the Director’s staff in November 2004 where he serves as ALDOT’s primary spokesman with the news media and manages the Department’s Media and Community Relations Bureau.
He earned his bachelor’s degree in Journalism/Public Relations from Troy State University, and has completed graduate studies in Public Administration. He is a 2005 graduate of the National Transportation Management Conference, and is also a graduate of Wiregrass Leadership Institute, one of Alabama’s regional leadership development programs.
Mike Mahaffey, PE
Asst. Region Engineer - Operations, ALDOT
Mr. Mahaffey began his career with ALDOT in 1974 as an Engineering Assistant on construction projects. He has served as a Project Engineer, District Engineer, worked in Maintenance and Materials Sections, before being promoted to his current duties.
He is a 1980 graduate of Auburn University with a degree in Civil Engineering and is a licensed Professional Engineer in the State of Alabama.
Ashley Cousins, PE
Ms. Cousins is the principal of Ashley Cousins Environmental Strategies & Solutions, LLC (ACESS), an environmental consulting firm that specializes in strategic environmental project planning, communications, regulatory support, and issues management. She has been involved in many environmental projects including commercial and industrial site acquisition; transportation projects; environmental investigations and remediation; environmental permitting, compliance and regulatory negotiation and communication. Ms. Cousins also provides community outreach, communication, and public involvement services for management of sensitive environmental issues. Examples of such projects include the Coliseum Boulevard Plume in Montgomery, Alabama; US 98 in Mobile County, Alabama; and the Norfolk Southern Intermodal Facility in McCalla, Alabama. She is located in Montgomery. She is a licensed Professional Engineer.
Tracy A. Stegmaier, PE
Environmental Construction Engineer, ALDOT
Mrs. Stegmaier has served ALDOT in the Construction Bureau's Environmental Construction Section since 2009. Her responsibilities include environmental construction plan reviews, project site reviews, advising environmental research projects, and updating plans, specifications, drawings and manuals to improve environmental protection on ALDOT projects. She conducts ALDOT's annual Qualified Credentialed Inspector training. Her prior experience is in the private sector with 5 years in construction and 2 years in transportation design.
Mrs. Stegmaier is a licensed Professional Engineer in the state of Alabama. She graduated from Auburn University in 2000 with a Bachelor of Civil Engineering. She also serves as the Vice Chairman of the Erosion and Sediment Control Technical Committee for the AASHTO National Transportation Product Evaluation Program.
Gary Smith, PE
Birmingham Area Construction Engineer, ALDOT
Mr. Smith joined ALDOT in 1990 and worked on various construction projects as a Project Inspector and later as a Project Engineer. He later served as a District Manager prior to being appointed to his current position.
He received a BS degree in Civil Engineering from Auburn University and is a licensed Professional Engineer in the State of Alabama.