Note: this guideline is issued by the Surveyor-General under section 7(1)(ga) of the Cadastral Survey Act 2002 about the Rules for Cadastral Survey 2010 and is not legally binding.

The following information relates to the use of an arc boundary to define the horizontal extent of a parcel.

Arc boundaries only for horizontal extent of parcel

An arc boundary may be used to define the horizontal extent of a parcel boundary [r 6.5(a)(ii)] but not the vertical extent.

Size and location of arc line expressed as a chord bearing

The size and location of the boundary is normally expressed by a chord bearing, arc distance, and radius [r 9.6.14(a)(ii)].

Figure 1: Example of arc boundary

Associated boundary points of arc boundary

Each arc boundary terminates at an associated boundary point as illustrated in Figure 1 above.

Last Updated: 30 March 2017
Authority: Surveyor-General - Section 7(1)(ga) of the Cadastral Survey Act 2002
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