▁commission ed ▁on ▁ 1 ▁September ▁ 1 9 4 2 ; ▁Ass ault ▁was ▁initially ▁operated ▁from ▁West ral ia , ▁but ▁moved ▁ash ore ▁on ▁ 1 0 ▁December ▁ 1 9 4 2 . ▁The ▁base ' s ▁main ▁purpose ▁was ▁to ▁train ▁boat ▁cre ws ▁for ▁landing ▁craft , ▁beach ▁command os ▁to ▁prepare ▁be aches ▁and ▁co - ordinate ▁land ings ▁on ▁the ▁shore , ▁and ▁signals ▁sections ▁to ▁facil itate ▁communic ations ▁between ▁ships ▁and ▁land - based ▁forces . ▁Training ▁at ▁Ass ault ▁was ▁initially ▁ham per ed ▁by ▁the ▁lack ▁of ▁L CV P ▁and ▁L CM ▁craft ▁available , ▁with ▁the ▁base ▁forced ▁to ▁use ▁fol ding ▁boats ▁to wed ▁by ▁launch es ▁and ▁l igh ters ▁to ▁simulate ▁landing ▁craft , ▁and ▁, ▁a ▁requ is ition ed ▁pleasure ▁boat , ▁as ▁an ▁assault ▁transport . ▁By ▁March ▁ 1 9 4 3 , ▁enough ▁landing ▁craft ▁had ▁been ▁manufact ured ▁in ▁Australia ▁and ▁delivered ▁from ▁the ▁United ▁States ▁to ▁allow ▁for ▁full - scale ▁landing ▁exer cis es . ▁For ▁administrative ▁purposes , ▁landing ▁and ▁shore ▁personnel ▁trained ▁at ▁Ass ault ▁were ▁considered ▁to ▁be ▁attached ▁to ▁the ▁base , ▁not ▁the ▁ships ▁that ▁they ▁were ▁emb ark ed ▁in . ▁ ▁The ▁Naval ▁Training ▁Center ▁at ▁Ass ault ▁was ▁used ▁to ▁train ▁landing ▁craft ▁cre ws , ▁beach ▁parties ▁and ▁signal ▁teams . ▁Between ▁September ▁ 1 9 4 2 ▁and ▁October ▁ 1 9 4 3 ▁the ▁following ▁Naval ▁personnel