22244-002-Rev1 Barina Ct

                                                                                                                                                                                                                                                                                                                                                                                                                                                         Borehole No.

                                                                                                                                                                                                                                                                                                                                                                                                                                                               BH1
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                                                                                                                                                                                                            Engineering Log - Borehole                                                                                                                                               Project No.:                       22244

                                                                                                                                                                                                                 Client:                                                 Mark Kussrow                                                                                                Commenced:                         22/1/2024
                                                                                                                                                                                                                 Project Name:                                           Assessment of Existing Dam                                                                                  Completed:                         22/1/2024
                                                                                                                                                                                                                 Hole Location:                                          38 Barina Court, Pomona                                                                                     Logged By:                         MO
                                                                                                                                                                                                                 Hole Position:                                          483860.0 m E 7081633.0 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:         WD

                                                                                                                                                                                                                                   Drilling Information                                                                                                            Material Description and Observations




                                                                                                                                                                                                                                                                                                                                                                                             Relative Density
                                                                                                                                                                                                                                                                                                                     Classification
                                                                                                                                                                                                                                                                                                                                                                                                                   Pocket                           DCP TEST
                                                                                                                                                                                                                     Penetration




                                                                                                                                                                                                                                                                                                                                                                                             Consistency
                                                                                                                                                                                                                                                                                                       Graphic Log


                                                                                                                                                                                                                                                                 Samples                                                                              Material Description
                                                                                                                                                                                                                                                                                                                                                                                                                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
                                                                                                                                                                                                                                                                                                                                                                                                                          340
                                                                                                                                                                                                                                                                                                                                      Silty SAND (TOPSOIL), fine to medium grained,                   MD                    370
                                                                                                                                                                                                                                                                                                                                      brown, with rootlets                                                              280

                                                                                                                                                                                                                                                              DS                                                                      Gravelly CLAY (FILL), medium plasticity, pale
                                                                                                                                                                                                                                                              0.3-0.6m                                                                brown, fine to medium subangular gravel, with
                                                                                                                                                                                                                                                                                                                                      fine to coarse grained sand                                     VSt
                                                                                                                                                                                                                                                                                                                                                                                                                         310
                                                                                                                                                                                                                                                              DS                                 1                                                                                                                      290
                                                                                                                                                                                                                                                              0.9-1.2m
                                                                                                                                                                                                                                                                                                                                                                                                                  160




                                                                                                                                                                                                                                                                                                                                                                                               M                                      Augered to 1.6m
                                                                                                                                                                                                                                                              DS
                                                                                                                                                                                                                                                              1.6-1.9m
                                                                                                                                                                                                                                                                                                 2                                                                                                               140



                                                                                                                                                                                                                                                                                                                                                                                                       St
TECTONIC 3.00.2 LIB.GLB Log 1 TECTONIC BOREHOLE 22244.GPJ <<DrawingFile>> 23/2/2024 10:39 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




                                                                                                                                                                                                                                                                                                                                                                                                                  180

                                                                                                                                                                                                                                                              DS
                                                                                                                                                                                                                                                              2.7-3.0m                                                                                                                                                                Augered to 3.0m
                                                                                                                                                                                                                                                                                                 3
                                                                                                                                                                                                                                   Groundwater [email protected]




                                                                                                                                                                                                                                                                                                                                                                                                                                      20/90mm
                                                                                                                                                                                                                                                                                                                         CI           Silty CLAY, medium plasticity, pale brown, with
                                                                                                                                                                                                                                                              DS                                                                      fine to coarse grained sand, trace fine gravel, with
                                                                                                                                                                                                                                                              3.4-3.6m                                                                rootlets
                                                                                                                                                                                                            AD/T




                                                                                                                                                                                                                                                                                                                                                                                                                                      Augered to 4.0m
                                                                                                                                                                                                                                                                                                 4
                                                                                                                                                                                                                                                                                                                                      becoming grey
                                                                                                                                                                                                                                                              DS                                                                                                                                      St to
                                                                                                                                                                                                                                                              4.1-4.5m                                                                                                                                VSt




                                                                                                                                                                                                                                                                                                 5

                                                                                                                                                                                                                                                              DS                                                                                                                               W
                                                                                                                                                                                                                                                              5.2-5.4m




                                                                                                                                                                                                                                                                                                 6
                                                                                                                                                                                                                                                                                                                                                                                                                                      Augered to 6.1m
                                                                                                                                                                                                                                                                                                                                                                                                     VSt to
                                                                                                                                                                                                                                                                                                                                                                                                      H



                                                                                                                                                                                                                                                                                                 7
                                                                                                                                                                                                                                                              DS
                                                                                                                                                                                                                                                              7.0-7.4m


                                                                                                                                                                                                                                                                                                                                      Hole Terminated at 7.50 m
                                                                                                                                                                                                                                                                                                                                      Target depth


                                                                                                                                                                                                                      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