What is the next priority at every accident site after the safety of the personnel involved?

After ensuring the safety of personnel involved in an accident, the next priority is to secure the accident site to prevent further injuries or incidents. This involves assessing the scene for hazards, establishing a perimeter, and directing traffic if necessary. Emergency services should be notified to provide medical assistance and manage the situation effectively. Finally, preserving evidence for investigation purposes is essential to understand the cause and prevent future occurrences.