 Supplies were stocked at 8 Field Supply Depot at Sallum , where a jetty was constructed by the Royal Engineers . Troops of the British 16th Infantry Brigade began working the port on 18 December . They were soon joined by two pioneer companies of the Cyprus Regiment and a pioneer detachment from the Palestine Regiment . Stores were hauled to 8 Field Supply Depot by the New Zealand 4th Mechanical Transport Company . 
