Transportation The Potosi R-3 Transportation Department maintains a bus fleet of over 40 buses. The Transportation Department was recognized by the Missouri State Highway Patrol and the Department of Education for the past five years for earning a 96% or above on their annual bus inspection. Jenny Lawson, Director of Transportation Operation Chris Dicus, Director of Fleet Services John Woods, Mechanic (573) 438-5881 POST VIEWS: 555 Quick Access Career Opportunities Event Calendar Lunch Menu Notices Parent/Student Portal School Board Policy Building’s Social Media I AM A..... Student Parent Faculty & Staff Potosi R-III School District 400 North Mine Street Potosi, MO 63664 (573) 438-5485 Ensuring All Students Reach Their Potential © 2021 Potosi R-III School District. Proudly powered by Sydney