The speed of the currents plays a part too. At the Scroby Sands development, also in UK waters, sandy seabeds churned up by the high-velocity tidal flow can cause scour as deep as six metres.
Scour – the scourge of the sea
Scour – the moving sediment that can erode the seabed around a fixed structure – can undermine the stability of monopile-based offshore turbines and damage a development’s inter-array and export cables.
9 February 2012 13:04 GMT
Updated
26 November 2012 5:58 GMT
By
