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AS 4055:2021 is amended as follows. The amendments should be inserted in the locations as instructed.

Specifies minimum requirements for the materials, design, fabrication, testing, inspection, reports and pre-commissioning of piping subject to internal or external pressure.

The objective of this Standard is to specify essential requirements and basic standards for the delivery of Type A gas appliance servicing, repair, testing and conversion from one gas type to another.

This Standard adopts ISO 22846-1:2003, which gives the fundamental principles for the use of rope-access methods for work at height; intended for use by employers, employees and self-employed persons who use rope-access methods, by those commissioning rope-access work and by rope-access associations.

Sets out the requirements and risk control measures for ensuring the safety of those who must enter or carry out tasks associated with a confined space; contains sections dealing with planning and implementing entry to a confined space; appendices include guidance for training, risk assessment, atmospheric monitoring and sample forms and permits associated with confined space work.

Sets out requirements and guidelines for the long term type testing, glazing, periodic manufacturing testing and other associated aspects to do with insulating glass units.

Sets out the quality requirements for cut sizes of flat, transparent, clear ordinary annealed, tinted heat-absorbing, patterned and wired glass for general glazing and/or further processing.

Sets out the minimum requirements and recommended safe practices for the selection, use and maintenance of portable ladders.

Sets out requirements for the design, selection, construction and installation of fixed platforms, walkways, stairways and ladders that are intended to provide safe access to places used by operating, inspection, maintenance and servicing personnel.

Specifies materials, design, construction, installation, testing and maintenance requirements for below ground plastics gas distribution networks to be used in conjunction with AS/NZS 4645.1, for the distribution of fuel gas suitable for domestic, commercial or industrial uses.