Inform your students as to what the plan is 1. Student and teachers in C Building are to evacuate the building and sit in the Kiosk area, amphitheater area or in cafeteria area.
Teachers are to assist in supervision.
At the time when the next period is to begin, the students are to report to their next class. They are then to report to class in C Building. All other students are to remain in their classrooms if electricity is interrupted and move on to their next period according to the regular schedule. It may not be the best plan but it will have to do.