This Standard specifies the traffic control devices to be used to warn, instruct and guide road users in the safe negotiation of work sites on roads including unsealed roads and footpaths. It is applicable to traffic guidance schemes for road and bridge construction and maintenance sites, and for works associated with other public utilities and services which cause interference or obstruction to the normal use of a road by any road user. It also provides guidance for the planning, design, installation and operation of such traffic guidance schemes.NOTES:1 Detailed specifications for the design and manufacture of the signs used are given in AS 1743.2 This Standard is intended for use in conjunction with the various State and Commonwealth regulations relating to roadworks.

Under Revision see DR 01103 First published as part of AS CA14-1935.CA14-1935 revised and redesignated AS CE1-1946.Second edition 1960.AS CE1-1960 revised and redesignated AS 1742.1-1975.AS 1742.2 first published 1978.AS 1742.1-1975 and AS 1742.2-1978 revised and redesignated in part as AS 1742.3-1985.Second edition 1996. First published as part of AS CA14-1935. CA14-1935 revised and redesignated AS CE1-1946. Second edition 1960. AS CE1-1960 revised and redesignated AS 1742.1-1975. AS 1742.2 first published 1978. AS 1742.1-1975 and AS 1742.2-1978 revised and redesignated in part as AS 1742.3-1985. Second edition 1996.