The Tennessee County Highway Offiicals Association was officially organized in 1987. Executive Director J. Rodney Carmical is committed to providing the highest level of professionalism in representing all highway departments in the state. Rodney has an extensive background in county government and service to county officials. He received his BS degree from Austin Peay State University in 1968 and worked for a decade in the state Comptroller's Office and the state Department of Education. During that period he also served as the city recorder in Lobelville and as a county commissioner in Perry County. Rodney received the professional designation of Certified Government Financial Manager from the National Association of Governmental Accountants.

Prior to being named as the Executive Director of TCHOA in 2002, Rodney served as the Executive Director of the University of Tennessee's County Technical Assistance Service (CTAS). He retired from CTAS after 23 years of service to county officials. During his tenure with UT, he was twice awarded the University's "Outstanding Public Service Professional" award and was recognized by the University with a vice-presidential citation for innovation in "Rethinking Customer Service".

Rodney continues his service to county officials today and works closely with CTAS in providing legal, financial, and technical assistance to county highway departments in Tennessee.