The International Organization for Standardization (ISO). Second edition. 2008-02-15. This second edition cancels and replaces the first edition (ISO 11660-1 :1999), which has been technically revised. 29p. This part of ISO 11660 establishes the general requirements for access to control stations and other areas of cranes as defined in ISO 4306-1, during normal operations, maintenance, inspection, erection, dismantling and emergency. It also deals with guards and restraints in general, concerning the protection of persons on or near the crane with regard to moving parts, falling objects or live parts.