Amphibious warfare are still operating. On completion they were towed across the English Channel by tugs to the Normandy coast at only 4.3 Knots (8 km/h or 5 mph), built, operated and maintained by the Corps of Royal Engineers, under the guidance of Reginald D. Gwyther, who was appointed CBE for his efforts. By 9 June, just 3 days after D-Day, two harbours codenamed Mulberry "A" and "B" were constructed at Omaha Beach and Arromanches, respectively. However, a large storm on 19 June destroyed the American harbour at Omaha, leaving only the British harbour still intact but damaged, which included damage to
South African Railways and Harbours Administration workers by Afrikaners. Most of the black workers were migrants, housed in company labour compounds. In 1936 starting pay for single black workers was 3/6d a day and for coloured workers 4/-d a day. After 11 years pay rose to 4/6d for black and 5/- for coloured workers. Married workers got between 4d and 6d more per day. 28,000 of the 45,000 employed were casual day labourers. Dock workers were often required to "stand by" waiting for a ship to arrive. The South African Railways and Harbours Union was formed after a meeting of the staff in Cape Town on