ISO 11209:2012 gives guidelines for the minimum structural scantling of lifting appliances for large yachts.
It is applicable to the following lifting appliances:
·         cranes;
·         access gangways (including side ladders);
·         access gangways when used as a lifting appliance.
ISO 11209:2012 is not applicable to lifting means for life saving appliances, which are covered by recognized rules and/or international regulations.
ISO 11209:2012 covers mainly the following aspects:
·         service class;
·         applied loads;
·         design criteria;
·         allowable stress;
·         strength check;
·         elastic stability check;
·         connections.