Correction of defects on the transition piece of all TWB2 wind turbines:

SOW 1: Exchange of 17 ventilator fan drives on the Transition Pieces (TP);

SOW 2: Mechanical retrofits on handrails, swinggate stoppers, as well as WTG tower door bumpers and holders on main access platforms of 31 TPs;

SOW 3:Testing and re-setting of Draeger H2 / Cl sensors on 31 TPs.

Preparation phase

— preparation and provision of risk assessment and method statement;

— preparation and provision of task plan of offshore operation;

— preparation and provision of project time schedule;

— preparation and provision of technical equipment and material list;

— preparation and participation in kick off meeting.

Execution phase

— provision of a suitable crew transfer vessel by contractor;

— organisation of accommodation by contractor;

— daily reporting;

— execution of offshore operation (SOW1, SOW2 and SOW3).

Post-processing phase:

— preparation and provision of final documentation;

— preparation and participation in lessons learnt meeting.