RFI - slope stability reporting

                                                                                                                                                                                                                                                                                                                                                                                                                                          Borehole No.

                                                                                                                                                                                                                                                                                                                                                                                                                                                BH2
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                                                                                                                                                                                                             Engineering Log - Borehole                                                                                                                                 Project No.:                    22393

                                                                                                                                                                                                                  Client:                                  RECOR Pty Ltd                                                                                                Commenced:                      7/10/2022
                                                                                                                                                                                                                  Project Name:                            Proposed Unit Development                                                                                    Completed:                      7/10/2022
                                                                                                                                                                                                                  Hole Location:                           73 Southern Cross Parade, Sunrise Beach                                                                      Logged By:                      LM
                                                                                                                                                                                                                  Hole Position:                           510251.0 m E 7079131.0 m N MGA2020 Zone 56                                                                   Checked By:                     MCC
                                                                                                                                                                                                                  Drill Model and Mounting:                                4WD Auger                                                   Inclination: -90°                RL Surface:                No survey
                                                                                                                                                                                                                  Hole Diameter:                                           100 mm                                                      Bearing:     360°                Datum:                     AHD             Operator:         Tectonic

                                                                                                                                                                                                                                     Drilling Information                                                                                             Material Description and Observations




                                                                                                                                                                                                                                                                                                                                                                                Relative Density
                                                                                                                                                                                                                                                                                                        Classification
                                                                                                                                                                                                                                                                                                                                                                                                      Pocket                         DCP TEST
                                                                                                                                                                                                                      Penetration




                                                                                                                                                                                                                                                                                                                                                                                Consistency
                                                                                                                                                                                                                                                                                          Graphic Log


                                                                                                                                                                                                                                                      Samples                                                                            Material Description                                                                   (AS 1289.6.3.2-1997)
                                                                                                                                                                                                                                                                                                                                                                                                   Penetrometer
                                                                                                                                                                                                                                                                Recovery




                                                                                                                                                                                                                                                                                                                                                                                Condition
                                                                                                                                                                                                                                                       Tests                                                               soil type: plasticity or particle characteristics,




                                                                                                                                                                                                                                                                                                                                                                                Moisture
                                                                                                                                                                                                                                                                                                                                                                                                       UCS                       Blows per 100 mm
                                                                                                                                                                                                                                                                                                        Symbol
                                                                                                                                                                                                             Method




                                                                                                                                                                                                                                                      Remarks                                                               secondary and minor components, colour
                                                                                                                                                                                                                                    Water




                                                                                                                                                                                                                                                                            RL    Depth                                                                                                               (kPa)
                                                                                                                                                                                                                                                                            (m)    (m)                                                                                                                             0       5        10     15     20    25




                                                                                                                                                                                                                                                                                                                                                                                                   100
                                                                                                                                                                                                                                                                                                                                                                                                   200
                                                                                                                                                                                                                                                                                                                                                                                                   300
                                                                                                                                                                                                                                                                                                                                                                                                   400
                                                                                                                                                                                                                                                                                                                                                                                                   500
                                                                                                                                                                                                                                                                                                          SM             Silty SAND, fine to medium grained, dark grey

                                                                                                                                                                                                                                                                                                          SM             Silty SAND, fine to medium grained, grey
                                                                                                                                                                                                                                                                                                                                                                                           L
                                                                                                                                                                                                                                    Not Encountered




                                                                                                                                                                                                                                                                                    1

                                                                                                                                                                                                                                                                                                           SP            SAND, fine to medium grained, pale grey
                                                                                                                                                                                                                                                                                                                                                                                  M
                                                                                                                                                                                                             HA




                                                                                                                                                                                                                                                                                    2
                                                                                                                                                                                                                                                                                                                                                                                         MD
TECTONIC 3.00.2 LIB.GLB Log 1 TECTONIC BOREHOLE 22393.GPJ <<DrawingFile>> 25/10/2022 15:13 10.02.00.04 Datgel Lab and In Situ Tool - DGD | Lib: Tectonic 3.00.2 2021-03-30 Prj: Tectonic 3.00.2 2021-03-30




                                                                                                                                                                                                                                                                                                                                                                                                                       Augered to 2.9 m BGL
                                                                                                                                                                                                                                                                                    3
                                                                                                                                                                                                                                                                                                                         Hole Terminated at 3.00 m
                                                                                                                                                                                                                                                                                                                         Target depth




                                                                                                                                                                                                                                                                                    4




                                                                                                                                                                                                                                                                                    5




                                                                                                                                                                                                                                                                                    6




                                                                                                                                                                                                                                                                                    7




                                                                                                                                                                                                                       Method                                        Penetration                                         Water                    Samples and Tests                         Moisture Condition                 Consistency/Relative Density
                                                                                                                                                                                                                  AD/T-Auger Drilling TC Bit                                  VE - Very Easy         Level (Date)                          U## - Undisturbed Sample (## mm)                     D - Dry                           VS - Very Soft
                                                                                                                                                                                                                  AD/V-Auger Drilling V Bit                                   E - Easy                                                     DS - Disturbed Sample                                M - Moist                         S - Soft
                                                                                                                                                                                                                  RT - Rotary Tri-cone Bit                                                           Inflow                                BDS - Bulk Disturbed Sample                          W - Wet                           F    - Firm
                                                                                                                                                                                                                  RD - Rotary Drilling                                        F - Firm                                                     SPT - Standard Penetration Test                                                        VSt - Very Stiff
                                                                                                                                                                                                                                                                                                     Partial Loss
                                                                                                                                                                                                                  NMLC -Rock Core                                             H - Hard                                                                                                                                            H - Hard
                                                                                                                                                                                                                                                                              VH - Very hard        Complete Loss
                                                                                                                                                                                                                  HA - Hand Auger                                                                                                                                                                  Plastic Limit                  VL - Very Loose
                                                                                                                                                                                                                                                                            Graphic Log/Core Loss                                                                                                                                 L    - Loose
                                                                                                                                                                                                                                                                                                                                                Classification Symbols and                            < PL                        MD - Medium Dense
                                                                                                                                                                                                                                                                               Core recovered (hatching                                              Soil Descriptions
                                                                                                                                                                                                                                                                               indicates material)                                                                                                    = PL                        D - Dense
                                                                                                                                                                                                                                                                                                                                                   Based on Unified Soil                              < PL                        VD - Very Dense
                                                                                                                                                                                                                                                                               Core loss                                                                                                                                          Fr - Friable
                                                                                                                                                                                                                                                                                                                                                   Classification System