Acceptable symbols

Certain common symbols and conventions shown on the face of the plan in respect of the survey definition are set out below. Plans lodged for registration in NSW LRS should comply with Clauses 27, 28 and 68 Surveying and Spatial Information Regulation 2012 see also Schedule 5 Surveying and Spatial Information Regulation 2012 'Conventional symbols and signs'.

Boundary mark Boundary Mark May be a peg, drill hole, nail, lockspit etc. Should only be shown on the plan where a boundary mark has been found or placed at that location (eg not at each bend in a traverse etc). See Clause 28, Surveying and Spatial Information Regulation 2012.
Reference mark Reference Mark May be a drill hole (with wings), concrete block, galvanised iron pipe, marked tree etc. See Clause 27, Surveying and Spatial Information Regulation 2012.
Permanent Mark Permanent Survey Mark Must be of a type specified in Schedule 4 Surveying and Spatial Information Regulation 2012. A sketch plan showing the position and MGA co-ordinates of a new Permanent Survey Mark must be forwarded to the Surveyor General within two months of placement.
Trig station Trigonometrical Station This symbol may also be used for Bench Marks which are not Permanent Survey Marks. The origin of the Bench marks must be stated on the plan.
Vinculum Vinculum

Links two (or more) separate parts of a parcel. Each part must be fully dimensioned and have a separate area (along with a total area for the lot). Vinculums are not used across reserved roads within a parcel and shown defined by broken lines.