ecosystem all the time. it took eight months to build the sand engine. dredges brought up material from the seabed ten kilometers offshore and spat it out here to create a huge depth of sediment as a peninsula in front of the original slender beach. twenty one and a half million cubic meters of sand were dumped here five times as much as would be usual in a standard shorter term sand replenishment operation. the plan is for the wind waves and currents to disperse the sand from here up and down the coast replenishing beaches that face constant erosion and building up coastal dns this is a pilot project and steve it monitors developments closely. it is not. as far out into the sea but the terrorists.