Attachment 2- soil stability report · MCU14/0017

                                                                                                                                                                                Report No. 13N 682




                                                                           TABLE OF CONTENTS

1.     INTRODUCTION ..................................................................................................................... 3
     1.1   Details of the Proposed Development ............................................................................... 3

     1.2           Scope of Investigation ...................................................................................................... 4

     1.2           Qualifications of Responsible Person................................................................................ 4

2.       EXISTING CONDITIONS ..................................................................................................... 5
     2.1  Local Geology................................................................................................................... 5

     2.2           Topography ...................................................................................................................... 6

     2.3           Vegetation ........................................................................................................................ 6

     2.4           Groundwater ..................................................................................................................... 6

     2.5           Drainage & Erosion........................................................................................................... 6

     2.6           Existing Structures ............................................................................................................ 6

3.       GEOTECHNICAL RECOMMENDATIONS FOR CONSTRUCTION ..................................... 7
     3.1  Earthworks........................................................................................................................ 7

     3.2           Drainage ........................................................................................................................... 8

     3.3           Groundwater ..................................................................................................................... 9

     3.4           Footing Design ................................................................................................................. 9

     The above should also be considered should future excavation be required on adjacent sites to
     facilitate construction. ................................................................................................................ 10

4.     ASSESSMENT OF EXISTING SLOPE CONDITION ............................................................. 11
     4.1  Slope Stability Assessment............................................................................................. 11

5.       CONCLUSIONS .................................................................................................................... 12
6.       IMPORTANT NOTES ABOUT THIS REPORT ...................................................................... 13

Table of Figures
Figure 1 – Aerial Photograph of Lot 26 Noosa Dunes Court, Castaway’s Beach - Sunshine Coast Council Mapping System ‘My
Maps’..................................................................................................................................................................................................................3


List of Tables
Table 1 - Summary of Borehole Logs & Interpreted Conditions from Dynamic Cone Penetrometer Testing ....................................5
Table 2 - Estimated Design Parameters for Bored Piles ............................................................................................................................9
Table 3 – Risk Level Implications ................................................................................................................................................................11
Table 4 – Qualitative Risk Assessment for Property ................................................................................................................................12




                                                                                                                                                                                                                     2