Attachment 3 - Revised Slope Stability Assessment

17 November 2022                                                                                     Project No. 22328-001-Rev1

Brett Hage

Email: [email protected]
Copy to: Mr John Gillespie, CadCon Surveying & Town Planning ([email protected])


SLOPE STABILITY ASSESSMENT
PROPOSED SUBDIVISION
96 BLACK MOUNTAIN RANGE ROAD, BLACK MOUNTAIN


Dear Brett,

1.0     INTRODUCTION
As requested, Tectonic has undertaken a slope stability assessment for a proposed residential subdivision
at 96 Black Mountain Range Road, Black Mountain. This report presents the results of our slope stability
assessment, together with geotechnical advice for the development. In summary, subject to
implementation of the recommendations made herein, it is assessed that there would be a Low Risk of
slope instability affecting the proposed development in accordance with the Australian Geomechanics
Society Guidelines for Landslide Risk Management, dated March 2007 (AGS 2007).

1.1    Details of Site and Development

The subject site is described as Lot 3 on RP131369 and covers a total area of 66,274 m2. The site has
frontage to Black Mountain Range Road to the western boundary. The surrounds feature similar rural
residential blocks to the north, east and south. Text Figure 1 below illustrates the site position. A detailed
description of the site features is given in Section 2.




                            Existing residence



                                                                                               Existing overall Lot boundary




                        Approx. site of proposed residence
                        on proposed subdivided lot




Text Figure 1: 2019 Aerial Image of site and surrounds (courtesy Near Map, 14 August 2022)




                                                     Tectonic Geotechnical Pty Ltd
                                                    PO Box 899, Buderim, QLD 4556
                                        Office: 07 5478 9016 Email: [email protected]
                                                        www.tectonicgeo.com.au
                                                          A.B.N. 83 165 727 828