Above photo shows the Swan Hunter Yard in 2007 with the building dock at bottom right. Photo is copyright of the Evening Chronicle

Above: The old building dock which was surplus at Dunkirk Port & purchased by Swan Hunter. Photo is copyright of Jim Davis

Above: The big tanker berth was excavated to create a hole for the floating dock. Photo is copyright of Jim Davis

Above: The hole was deep enough to contain the floating dock but not when submerged. Photo is copyright of Jim Davis

Above: The dock with the new hull was pulled into the river where it could be submerged. Photo is copyright of Tony Frost