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
Australian contribution to the Battle of Normandy (EATS), were stationed in the United Kingdom (UK) and took part in operations against Germany. The Australian Government had very little influence over where Australian graduates of EATS were posted, and many were assigned directly to British units. As of 6 June 1944, 1,816 Australian airmen (including 584 pilots) were posted to RAF squadrons. Many of the thousands of Australian ground crew in the UK at this time were also serving with RAF units. In addition, ten RAAF flying squadrons were stationed in the UK. These included one regular RAAF unit, No. 10 Squadron, and nine temporary "Article XV squadrons,"