S      Summon Assistance (Via 999- Police)

A     Access The Situation

D     Disseminate The Folowing To The Police Control Room

C     Casualty Or Casualties (Condition Of Casualty Or Casualties, Some Indication Of Nature Of Injuries)  

H    Hazzards ( Natural Or Man-Made Weather Conditions At Site)

A    Access (Suggestions As To Best Route To Incident Site Obstructions)

L     Location (As Precise As Possible Grid Reference- 2 Letter 100 Km Square And 6 Figures )

E     Emergency ( Urgency Of The Situation)

T     Type

S     Safety (Of All Concerned)