HB 42 provides an explanation of the Clauses in AS 2124-1992 to assist the user in the administration of a contract. The Explanations are on the pages facing the text. The Handbook includes a complete copy of AS 2124-1992. An annex to this Handbook includes examples of the most common or recurring notices under the provision of AS 2124-1992. Published in conjunction with the Construction Industry Engineering Services Group.