Our responsibilities was to cooperate with Subsea7 team operating from board of 7Falcon and ACE Winch operating from under the deck of SIRI. Our tasks were to: crosshaul stay clamps (130t each) from 7Falcon to winches prepared under deck of Siri, lower clamps underwater for subsea installation. We was involved in preparing lifting equipment, slinging, building hanging scaffolds. Most of the tasks we performed in splash zone.