(3) The casualty does not have vital (life) signs; that is, the casualty is not
breathing, does not have a pulse, and is not moving.
(4) The casualty's injury is not survivable unless the casualty can be
evacuated to a medical treatment facility within a given time and evacuation is not
possible within the time limitation. Examples of such injuries are:
(a) Penetrating head injuries with brain tissue exposed.
Severe burns covering a large part of the body.
Mutilating blast injuries.