Times may vary between venues but the structure for the day is basically as below :
Scutineering & Signing on - Get the car checked over and drivers signed on for the event.
Briefing - Outlines whats going to happen on the day, procedures, etc.
Sighting Laps - Everyone follows the safety car in a convoy for several laps to see the circuit/conditions.
Practice Run - All competitors are permitted 1-2 untimed practice runs.
Timed Runs - All competitors take part in up to 8 timed runs which determine the results for the day.
Lunch
Timed Runs - All competitors take part in up to 8 timed runs which determine the results for the day.
Awards Presentation