Move to safety and check for injuries. See a doctor right away, even if you...

https://delta-wiki.win/index.php/How_to_Document_Road_Conditions_After_an_Accident:_A_Paralegal%E2%80%99s_Guide

Move to safety and check for injuries. See a doctor right away, even if you feel fine. Call police for an official report. Take clear photos of the damage and get witness contacts