25289-001-Rev0 - The Esplanade (1)-compressed

Tables
Table 1: Summary of Subsurface Profiles ................................................................................................................................ 8
Table 2: Stability Risk Levels ....................................................................................................................................................... 11
Table 3: Details of Qualitative Risk Assessment for Property (AGS 2007) ................................................................ 12
Table 4: Soil Parameters Adopted for Slope/W Analyses ............................................................................................... 14
Table 5: Slope/W Analysis Results ........................................................................................................................................... 14
Table 6: Retaining Structure Design Parameters ................................................................................................................ 21

Text Figures
Text Figure 1: Proposed layout plan (upper), elevations (middle) and sections (lower), courtesy of
      ADG............................................................................................................................................................................................ 2
Text Figure 2: Aerial image of the site and immediate surrounds (courtesy Nearmap, 25 August
      2025) .......................................................................................................................................................................................... 4
Text Figure 3: Oblique drone image of the site and surrounds, looking north ........................................................ 5
Text Figure 4: Oblique drone image of the site, looking west ........................................................................................ 5
Text Figure 5: Oblique drone image of the site, looking east ......................................................................................... 6
Text Figure 6: Site plan showing ground surface contours (courtesy Noosa Council [NC] ‘Intramaps’) ........ 7
Text Figure 7: Extract of Laguna Bay 1:100,000 Scale Surface Geology map ............................................................ 7
Text Figure 8: Extract from NC landslide hazard overlay mapping ............................................................................. 10
Text Figure 9: Slope/W Output – Case 1 ............................................................................................................................... 15
Text Figure 10: Slope/W Output – Case 2 ............................................................................................................................. 15
Text Figure 11: Zone of influence diagrams – footings to be founded below these lines ................................. 20

Figures
Figure 1: Site Plan
Figure 2: Section A-A’

Appendices
Appendix A                       Borehole/DCP Reports & Explanatory Notes
Appendix B                       Laboratory Test Certificate
Appendix C                       Extracts from AGS Guidelines (2007)
Appendix D                       Limitations




Geotechnical investigation
19 November 2025 | 25289-001-Rev0                                                                                                                                                                   iv