6.3.5 Non-well Operations The safety case will describe all non-well operations that are essential to the designated petroleum activity being carried out safely, such as Personnel transportation (helicopter, marine access, onshore vehicle control Personnel welfare (accommodation, medical, catering, HVAC); Logistics (supply boats, offloading, laydown, Facility loading Any diving operations carried out from the relevant petroleum infrastructure Marine operations that may safely be performed including the means of ensuring that marine and other operations, do not conflict in an unsafe manner Fora floating Installation, the means of ensuring that it safely remains in position in the stated weather window for operations and Fora Jack-Up, the operational parameter for the support structure (loading limits of jacket or legs, and seabed conditions.