ZCZC OA70 WZ 572/26 IRISH SEA. TSS IN LIVERPOOL BAY. UNDERWATER OPERATIONS IN PROGRESS BY M/V ZWERVER I IN AREA BOUND BY 53-34.5N 003-35.4W 53-34.6N 003-28.2W 53-32.6N 003-(35.7W. WIDE BERTH REQUESTED. NNNN