Supercharge started with a seven-hour aerial bombardment focused on Tel el Aqqaqir and Sidi Abd el Rahman, followed by a four and a half hour barrage of 360 guns firing 15,000 shells.
Angrebet indledtes med et 7-timers luftbombardement med fokus på Tel el Aqqaqir og Sidi Abd el Rahman, efterfulgt af en 4½ times spærreild hvor 360 kanoner affyrede 15.000 granater.