1. IMO MSC/Circ. 1023. Guidelines for formal safety assessment for use in the IMO rule-making process.
2. IEC 61508. Functional safety of electrical/electronic/programmable safety related systems.
3. EN 13852-1. Cranes—offshore cranes—Part 1. General purpose of offshore cranes.
4. DNV. Rules for certification of lifting appliances.
5. ISO 13849. Safety of machinery—safety related parts of control systems.