Attachment F - Geotechnical Report

                                                                                                                                                                                                                                                                                                                                                                                                                                        Borehole No.

                                                                                                                                                                                                                                                                                                                                                                                                                                               BH1
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                                                                                                                                                                                                        Engineering Log - Borehole                                                                                                                                   Project No.:                     18151

                                                                                                                                                                                                             Client:                                        Doonella Street Unit Trust                                                                               Commenced:                       05/06/2018
                                                                                                                                                                                                             Project Name:                                  Commercial & Residential Development                                                                     Completed:                       05/06/2018
                                                                                                                                                                                                             Hole Location:                                 30-32 Doonella Street, Tewantin                                                                          Logged By:                       BZ
                                                                                                                                                                                                             Hole Position:                                 503825.0 m E 7080832.0 m N MGA94 Zone 56                                                                 Checked By:                      ACD
                                                                                                                                                                                                             Drill Model and Mounting:                                      4WD Auger                                                Inclination: -90°               RL Surface:                 No survey
                                                                                                                                                                                                             Hole Diameter:                                                 100 mm                                                   Bearing:     360°               Datum:                      AHD       Operator:                Ground Drill

                                                                                                                                                                                                                                Drilling Information                                                                                         Soil Description                                                                    Observations




                                                                                                                                                                                                                                                                                                                                                                              Relative Density
                                                                                                                                                                                                                                                                                                       Classification                                                                                                               DCP TEST
                                                                                                                                                                                                                 Penetration




                                                                                                                                                                                                                                                                                                                                                                                                   Pocket




                                                                                                                                                                                                                                                                                                                                                                              Consistency
                                                                                                                                                                                                                                                                                         Graphic Log


                                                                                                                                                                                                                                                    Samples                                                                            Material Description                                                                    (AS 1289.6.3.2-1997)
                                                                                                                                                                                                                                                                                                                                                                                                 Penetrometer




                                                                                                                                                                                                                                                                                                                                                                              Condition
                                                                                                                                                                                                                                                                 Recovery




                                                                                                                                                                                                                                                     Tests                                                               soil type: plasticity or particle characteristics,




                                                                                                                                                                                                                                                                                                                                                                              Moisture
                                                                                                                                                                                                                                                                                                                                                                                                    UCS                         Blows per 100 mm
                                                                                                                                                                                                                                                                                                       Symbol
                                                                                                                                                                                                        Method




                                                                                                                                                                                                                                                                                                                          secondary and minor components, colour
                                                                                                                                                                                                                               Water




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




                                                                                                                                                                                                                                                                                                                                                                                                  100
                                                                                                                                                                                                                                                                                                                                                                                                  200
                                                                                                                                                                                                                                                                                                                                                                                                  300
                                                                                                                                                                                                                                                                                                                                                                                                  400
                                                                                                                                                                                                                                                                                                                                                                                                  500
                                                                                                                                                                                                                                                                                                                        Silty SAND (TOPSOIL), fine to medium                             L
                                                                                                                                                                                                                                                                                                                        grained, dark brown, organics and tree roots,
                                                                                                                                                                                                                                                                                                                        with silt and clay fines
                                                                                                                                                                                                                                                                                                                        Clayey SAND (FILL), fine to medium grained,                    MD
                                                                                                                                                                                                                                                                                                                        dark brown, with clay fines, trace of organics
                                                                                                                                                                                                                                                                                                                        Sandy GRAVEL (FILL), fine to medium sized,
                                                                                                                                                                                                                                                 CBR                                                     CH             sub-angular, brown to orange, fine to medium
                                                                                                                                                                                                                                                 0.8-1.1m                           1                                   grained sand, trace of clay fines
                                                                                                                                                                                                                                                 U50                                                                    Silty CLAY, high plasticity, pale grey to brown,
                                                                                                                                                                                                                                                 1.0-1.3m                                                               trace of fine to medium grained sand
                                                                                                                                                                                                                                                                                                                        becoming pale grey to yellow red, trace of fine
                                                                                                                                                                                                                                                                                                                        to medium grained sand



                                                                                                                                                                                                                                                                                    2
                                                                                                                                                                                                                                                                                                       CI-CH becoming medium to high plasticity, pale grey
                                                                                                                                                                                                                                                                                                             to brown, trace of fine to medium grained                                                               >20
                                                                                                                                                                                                                                                                                                             sand and fine to medium sized angular gravel                                                            Refusal
TECTONIC 2.00.2 LIB.GLB Log 1 TECTONIC BOREHOLE 18151.GPJ <<DrawingFile>> 22/06/2018 15:25 10.0.000 Datgel Lab and In Situ Tool - DGD | Lib: Tectonic 2.00.2 2016-10-13 Prj: Tectonic 2.00 2016-02-16




                                                                                                                                                                                                                                                                                                       CI-CH Gravelly CLAY, medium to high plasticity,
                                                                                                                                                                                                                               Not Encountered




                                                                                                                                                                                                                                                                                                             brown to red brown, angular gravel, trace of
                                                                                                                                                                                                                                                                                                             fine to medium grained sand
                                                                                                                                                                                                                                                                                                       CI-CH Silty CLAY, medium to high plasticity, pale
                                                                                                                                                                                                                                                                                                                                                                                                                     Augered to 3.0m
                                                                                                                                                                                                        AD/T




                                                                                                                                                                                                                                                                                    3                        grey to red brown, trace of fine to medium                         M
                                                                                                                                                                                                                                                                                                             grained sand

                                                                                                                                                                                                                                                                                                                                                                                       VSt
                                                                                                                                                                                                                                                                                                                                                                                                                     >20
                                                                                                                                                                                                                                                 U50                                                                                                                                                                 Refusal
                                                                                                                                                                                                                                                 3.5-3.8m


                                                                                                                                                                                                                                                                                    4
                                                                                                                                                                                                                                                                                                                        becoming brown to red, sands cease


                                                                                                                                                                                                                                                                                                                                                                                                                     Augered to 4.5m
                                                                                                                                                                                                                                                                                                                        becoming pale brown to brown



                                                                                                                                                                                                                                                                                    5                                                                                                                                >20
                                                                                                                                                                                                                                                                                                                                                                                                                     Refusal



                                                                                                                                                                                                                                                                                                                        becoming brown to pale grey, trace of fine
                                                                                                                                                                                                                                                                                                                        sized sub-angular gravel

                                                                                                                                                                                                                                                                                    6
                                                                                                                                                                                                                                                                                                                        Hole Terminated at 6.00 m
                                                                                                                                                                                                                                                                                                                        Target depth




                                                                                                                                                                                                                  Method                                       Penetration                                Water                              Samples and Tests                           Moisture Condition               Consistency/Relative Density
                                                                                                                                                                                                             AD/T-Auger Drilling TC Bit                          No resistance                         Level (Date)                   U - Undisturbed Sample                                 D - Dry                          VS - Very Soft
                                                                                                                                                                                                             RR - Rock Roller                                     ranging to                                                          D - Disturbed Sample                                   M - Moist                        S - Soft
                                                                                                                                                                                                             RD - Rotary Drilling                                   refusal                            Inflow                         SPT - Standard Penetration Test                        W - Wet                          F - Firm
                                                                                                                                                                                                             NMLC -Rock Core                                                                           Partial Loss                                                                                                           VSt - Very Stiff
                                                                                                                                                                                                             HA - Hand Auger                                                                           Complete Loss                                                                                                          H - Hard
                                                                                                                                                                                                                                                                                                                                                                                                 Plastic Limit                VL - Very Loose
                                                                                                                                                                                                                                                                            Graphic Log/Core Loss                                                                                                                             L   - Loose
                                                                                                                                                                                                                                                                                                                                             Classification Symbols                                 < PL                      MD - Medium Dense
                                                                                                                                                                                                                                                                               Core recovered (hatching                                      and Soil Descriptions                                                            D - Dense
                                                                                                                                                                                                                                                                               indicates material)                                                                                                  = PL
                                                                                                                                                                                                                                                                                                                                              Based on Unified Soil                                 < PL                      VD - Very Dense
                                                                                                                                                                                                                                                                               Core loss                                                      Classification System