What Are The Categories Of Evacuation Precedence?

What Are The Categories Of Evacuation Precedence? (1) A – URGENT Complete (evacuate as soon as possible or within 2 hours) (2) B – URGENT SURGICAL (evacuate within 2 hours to the nearest surgical unit) (3) C – PRIORITY (evacuate promptly or within 4 hours) (4) D – ROUTINE (evacuate within 24 hours) (5) E