Cracksmay occur in the centre of the remainder of a billet during bar - bar combinedextrusionifthe originalheightor the remainingheight of the billet is short.
The new proposals are all ambitious plans, with most calling for the building of a superstructure which would outstrip the original twin towers in height.
The original plans for Mynydd y Gwair were rejected by Swansea councillors after it emerged the original 19 turbines would rise to a height of up to 127m (416ft).