Special requirements, additional to those in AS 1418.1, for special purpose appliances including platform hoists, tip truck hoisting systems, earth-moving equipment used as a crane, and side-boom pipelayers. Application, design, controls, performance, components, testing,marking, operation and maintenance are covered. Appendices provide guidance on information to be supplied with enquiry, order, tender or request for hire, statutory approval, commissioning, inspecting and operation, and use of platform hoists.